diff --git a/test/unit/NpmPackageJsonLint.test.ts b/test/unit/NpmPackageJsonLint.test.ts
index e22c0698..b85ce2e4 100755
--- a/test/unit/NpmPackageJsonLint.test.ts
+++ b/test/unit/NpmPackageJsonLint.test.ts
@@ -1,4 +1,5 @@
 import NpmPackageJsonLint from '../../src/NpmPackageJsonLint';
+import {Severity} from '../../../src/types/severity';
 
 describe('NpmPackageJsonLint Unit Tests', () => {
   describe('lint method', () => {
diff --git a/test/unit/Reporter.test.ts b/test/unit/Reporter.test.ts
index 235070a7..33188f41 100755
--- a/test/unit/Reporter.test.ts
+++ b/test/unit/Reporter.test.ts
@@ -1,5 +1,6 @@
 import chalk from 'chalk';
 import Reporter from '../../src/Reporter';
+import {Severity} from '../../../src/types/severity';
 
 describe('Reporter Unit Tests', () => {
   describe('write method', () => {
diff --git a/test/unit/config/applyExtendsIfSpecified.test.ts b/test/unit/config/applyExtendsIfSpecified.test.ts
index f92c0ab6..a38d56b4 100755
--- a/test/unit/config/applyExtendsIfSpecified.test.ts
+++ b/test/unit/config/applyExtendsIfSpecified.test.ts
@@ -1,4 +1,5 @@
 import applyExtendsIfSpecified from '../../../src/config/applyExtendsIfSpecified';
+import {Severity} from '../../../src/types/severity';
 
 describe('applyExtendsIfSpecified Unit Tests', () => {
   test('when file has local extends (valid - js), a config object is returned', () => {
diff --git a/test/unit/linter/results-helper.test.ts b/test/unit/linter/results-helper.test.ts
index 0812211c..4677c60c 100755
--- a/test/unit/linter/results-helper.test.ts
+++ b/test/unit/linter/results-helper.test.ts
@@ -1,4 +1,5 @@
 import resultsHelper from '../../../src/linter/results-helper';
+import {Severity} from '../../../src/types/severity';
 
 describe('resultsHelper Unit Tests', () => {
   describe('aggregateCountsPerFile', () => {
diff --git a/test/unit/rules/bin-type.test.ts b/test/unit/rules/bin-type.test.ts
index bbb5cec7..82fef988 100755
--- a/test/unit/rules/bin-type.test.ts
+++ b/test/unit/rules/bin-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from  '../../../src/rules/bin-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('bin-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('bin-type Unit Tests', () => {
       const packageJsonData = {
         bin: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('bin-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('bin-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/bundledDependencies-type.test.ts b/test/unit/rules/bundledDependencies-type.test.ts
index b1d0a0f3..f21d24d8 100644
--- a/test/unit/rules/bundledDependencies-type.test.ts
+++ b/test/unit/rules/bundledDependencies-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/bundledDependencies-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('bundledDependencies-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('bundledDependencies-type Unit Tests', () => {
       const packageJsonData = {
         bundledDependencies: 'bundledDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('bundledDependencies-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('bundledDependencies-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/config-type.test.ts b/test/unit/rules/config-type.test.ts
index c63452bb..786293d9 100755
--- a/test/unit/rules/config-type.test.ts
+++ b/test/unit/rules/config-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/config-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('config-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('config-type Unit Tests', () => {
       const packageJsonData = {
         config: 'config',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('config-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('config-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/cpu-type.test.ts b/test/unit/rules/cpu-type.test.ts
index cc849df5..cd8d01a2 100755
--- a/test/unit/rules/cpu-type.test.ts
+++ b/test/unit/rules/cpu-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/cpu-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('cpu-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('cpu-type Unit Tests', () => {
       const packageJsonData = {
         cpu: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('cpu-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('cpu-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/dependencies-type.test.ts b/test/unit/rules/dependencies-type.test.ts
index d4296af8..3531e0a7 100755
--- a/test/unit/rules/dependencies-type.test.ts
+++ b/test/unit/rules/dependencies-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/dependencies-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('dependencies-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('dependencies-type Unit Tests', () => {
       const packageJsonData = {
         dependencies: 'dependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('dependencies-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('dependencies-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/description-format.test.ts b/test/unit/rules/description-format.test.ts
index a87281c7..c9de3598 100755
--- a/test/unit/rules/description-format.test.ts
+++ b/test/unit/rules/description-format.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/description-format';
+import {Severity} from '../../../src/types/severity';
 
 describe('description-format Unit Tests', () => {
   describe('a rule type value should be exported', () => {
diff --git a/test/unit/rules/description-type.test.ts b/test/unit/rules/description-type.test.ts
index d2501167..51f2cf7f 100755
--- a/test/unit/rules/description-type.test.ts
+++ b/test/unit/rules/description-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/description-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('description-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('description-type Unit Tests', () => {
       const packageJsonData = {
         description: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('description-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('description-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/devDependencies-type.test.ts b/test/unit/rules/devDependencies-type.test.ts
index 569b90be..4617f4a3 100755
--- a/test/unit/rules/devDependencies-type.test.ts
+++ b/test/unit/rules/devDependencies-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/devDependencies-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('devDependencies-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('devDependencies-type Unit Tests', () => {
       const packageJsonData = {
         devDependencies: 'devDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('devDependencies-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('devDependencies-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/directories-type.test.ts b/test/unit/rules/directories-type.test.ts
index 9bb0802d..3e6109f2 100755
--- a/test/unit/rules/directories-type.test.ts
+++ b/test/unit/rules/directories-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/directories-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('directories-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('directories-type Unit Tests', () => {
       const packageJsonData = {
         directories: 'directories',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('directories-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('directories-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/engines-type.test.ts b/test/unit/rules/engines-type.test.ts
index 64dd64af..aac7df78 100755
--- a/test/unit/rules/engines-type.test.ts
+++ b/test/unit/rules/engines-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/engines-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('engines-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('engines-type Unit Tests', () => {
       const packageJsonData = {
         engines: 'engines',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('engines-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('engines-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/files-type.test.ts b/test/unit/rules/files-type.test.ts
index 6618eb50..f30f2b37 100755
--- a/test/unit/rules/files-type.test.ts
+++ b/test/unit/rules/files-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/files-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('files-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('files-type Unit Tests', () => {
       const packageJsonData = {
         files: 'string',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('files-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('files-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/homepage-type.test.ts b/test/unit/rules/homepage-type.test.ts
index 8cdbf6cd..50e3c27a 100755
--- a/test/unit/rules/homepage-type.test.ts
+++ b/test/unit/rules/homepage-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/homepage-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('homepage-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('homepage-type Unit Tests', () => {
       const packageJsonData = {
         homepage: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('homepage-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('homepage-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/keywords-type.test.ts b/test/unit/rules/keywords-type.test.ts
index e514b270..ac1fc48d 100755
--- a/test/unit/rules/keywords-type.test.ts
+++ b/test/unit/rules/keywords-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/keywords-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('keywords-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('keywords-type Unit Tests', () => {
       const packageJsonData = {
         keywords: 'string',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('keywords-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('keywords-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/license-type.test.ts b/test/unit/rules/license-type.test.ts
index 530874b0..3b43dcbe 100755
--- a/test/unit/rules/license-type.test.ts
+++ b/test/unit/rules/license-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/license-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('license-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('license-type Unit Tests', () => {
       const packageJsonData = {
         license: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('license-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('license-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/main-type.test.ts b/test/unit/rules/main-type.test.ts
index 48d3a07f..43927a20 100755
--- a/test/unit/rules/main-type.test.ts
+++ b/test/unit/rules/main-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/main-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('main-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('main-type Unit Tests', () => {
       const packageJsonData = {
         main: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('main-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('main-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/man-type.test.ts b/test/unit/rules/man-type.test.ts
index f50d541c..11a601a7 100644
--- a/test/unit/rules/man-type.test.ts
+++ b/test/unit/rules/man-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/man-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('man-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('man-type Unit Tests', () => {
       const packageJsonData = {
         man: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('man-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('man-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/name-format.test.ts b/test/unit/rules/name-format.test.ts
index d5870999..21529d84 100755
--- a/test/unit/rules/name-format.test.ts
+++ b/test/unit/rules/name-format.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/name-format';
+import {Severity} from '../../../src/types/severity';
 
 describe('name-format Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('name-format Unit Tests', () => {
       const packageJsonData = {
         name: 'ImNotLowercase',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('name-format');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('name-format Unit Tests', () => {
       const packageJsonData = {
         name: 'a'.padStart(215),
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('name-format');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('name-format Unit Tests', () => {
       const packageJsonData = {
         name: '.lowercase',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('name-format');
       expect(response.severity).toStrictEqual('error');
@@ -48,7 +49,7 @@ describe('name-format Unit Tests', () => {
       const packageJsonData = {
         name: '_lowercase',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('name-format');
       expect(response.severity).toStrictEqual('error');
@@ -60,7 +61,7 @@ describe('name-format Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/name-type.test.ts b/test/unit/rules/name-type.test.ts
index cac1bae6..6b753506 100755
--- a/test/unit/rules/name-type.test.ts
+++ b/test/unit/rules/name-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/name-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('name-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('name-type Unit Tests', () => {
       const packageJsonData = {
         name: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('name-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('name-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-absolute-version-dependencies.test.ts b/test/unit/rules/no-absolute-version-dependencies.test.ts
index 64f96caa..5f343469 100755
--- a/test/unit/rules/no-absolute-version-dependencies.test.ts
+++ b/test/unit/rules/no-absolute-version-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-absolute-version-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-absolute-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('no-absolute-version-dependencies Unit Tests', () => {
           'npm-package-json-lint': '=1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-absolute-version-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('no-absolute-version-dependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -85,7 +86,7 @@ describe('no-absolute-version-dependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-absolute-version-devDependencies.test.ts b/test/unit/rules/no-absolute-version-devDependencies.test.ts
index 086ab14f..63c17136 100755
--- a/test/unit/rules/no-absolute-version-devDependencies.test.ts
+++ b/test/unit/rules/no-absolute-version-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-absolute-version-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-absolute-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('no-absolute-version-devDependencies Unit Tests', () => {
           'npm-package-json-lint': '=1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-absolute-version-devDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('no-absolute-version-devDependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -85,7 +86,7 @@ describe('no-absolute-version-devDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-archive-dependencies.test.ts b/test/unit/rules/no-archive-dependencies.test.ts
index 26bccc5e..2c7dc3e6 100644
--- a/test/unit/rules/no-archive-dependencies.test.ts
+++ b/test/unit/rules/no-archive-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-archive-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-archive-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -66,7 +67,7 @@ describe('no-archive-dependencies Unit Tests', () => {
           'my-other-module': '1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-archive-devDependencies.test.ts b/test/unit/rules/no-archive-devDependencies.test.ts
index f08b20c9..982cd11f 100644
--- a/test/unit/rules/no-archive-devDependencies.test.ts
+++ b/test/unit/rules/no-archive-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-archive-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-archive-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -66,7 +67,7 @@ describe('no-archive-devDependencies Unit Tests', () => {
           'my-other-module': '1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-caret-version-dependencies.test.ts b/test/unit/rules/no-caret-version-dependencies.test.ts
index 032cd7dc..c8d0e8fd 100644
--- a/test/unit/rules/no-caret-version-dependencies.test.ts
+++ b/test/unit/rules/no-caret-version-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-caret-version-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-caret-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -15,7 +16,7 @@ describe('no-caret-version-dependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-caret-version-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -45,7 +46,7 @@ describe('no-caret-version-dependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -54,7 +55,7 @@ describe('no-caret-version-dependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-caret-version-devDependencies.test.ts b/test/unit/rules/no-caret-version-devDependencies.test.ts
index 7a9ec05c..60784097 100644
--- a/test/unit/rules/no-caret-version-devDependencies.test.ts
+++ b/test/unit/rules/no-caret-version-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-caret-version-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-caret-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -15,7 +16,7 @@ describe('no-caret-version-devDependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-caret-version-devDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -45,7 +46,7 @@ describe('no-caret-version-devDependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '~1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -54,7 +55,7 @@ describe('no-caret-version-devDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-duplicate-properties.test.ts b/test/unit/rules/no-duplicate-properties.test.ts
index 8fa69845..26338d64 100644
--- a/test/unit/rules/no-duplicate-properties.test.ts
+++ b/test/unit/rules/no-duplicate-properties.test.ts
@@ -22,7 +22,7 @@ describe('no-duplicate-properties Unit Tests', () => {
         "name": "package1",
         "name": "package2"
       }`);
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-duplicate-properties');
       expect(response.severity).toStrictEqual('error');
@@ -40,7 +40,7 @@ describe('no-duplicate-properties Unit Tests', () => {
           "eslint": "6.7.2"
         }
       }`);
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-duplicate-properties');
       expect(response.severity).toStrictEqual('error');
@@ -54,7 +54,7 @@ describe('no-duplicate-properties Unit Tests', () => {
         "name": "package1",
         "version": "0.1.0"
       }`);
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-file-dependencies.test.ts b/test/unit/rules/no-file-dependencies.test.ts
index d6bb67db..15662a47 100644
--- a/test/unit/rules/no-file-dependencies.test.ts
+++ b/test/unit/rules/no-file-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-file-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-archive-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -46,7 +47,7 @@ describe('no-archive-dependencies Unit Tests', () => {
           'my-other-module': '1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-file-devDependencies.test.ts b/test/unit/rules/no-file-devDependencies.test.ts
index d8866414..efb8c303 100644
--- a/test/unit/rules/no-file-devDependencies.test.ts
+++ b/test/unit/rules/no-file-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-file-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-archive-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -46,7 +47,7 @@ describe('no-archive-devDependencies Unit Tests', () => {
           'my-other-module': '1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-git-dependencies.test.ts b/test/unit/rules/no-git-dependencies.test.ts
index 61e98413..983a2d9d 100644
--- a/test/unit/rules/no-git-dependencies.test.ts
+++ b/test/unit/rules/no-git-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-git-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-git-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -227,7 +228,7 @@ describe('no-git-dependencies Unit Tests', () => {
           'my-module': '^1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -241,7 +242,7 @@ describe('no-git-dependencies Unit Tests', () => {
             'https://registry.npmjs.org/npm-package-json-lint-config-default/-/npm-package-json-lint-config-default-3.0.0.tgz',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-git-devDependencies.test.ts b/test/unit/rules/no-git-devDependencies.test.ts
index 643da8d2..24fa423c 100644
--- a/test/unit/rules/no-git-devDependencies.test.ts
+++ b/test/unit/rules/no-git-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-git-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-git-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -227,7 +228,7 @@ describe('no-git-devDependencies Unit Tests', () => {
           'my-module': '^1.2.3',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -241,7 +242,7 @@ describe('no-git-devDependencies Unit Tests', () => {
             'https://registry.npmjs.org/npm-package-json-lint-config-default/-/npm-package-json-lint-config-default-3.0.0.tgz',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-repeated-dependencies.test.ts b/test/unit/rules/no-repeated-dependencies.test.ts
index 24737d82..69403996 100644
--- a/test/unit/rules/no-repeated-dependencies.test.ts
+++ b/test/unit/rules/no-repeated-dependencies.test.ts
@@ -24,7 +24,7 @@ describe('no-repeated-dependencies Unit Tests', () => {
           jest: '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-repeated-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -53,7 +53,7 @@ describe('no-repeated-dependencies Unit Tests', () => {
           mocha: '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -68,7 +68,7 @@ describe('no-repeated-dependencies Unit Tests', () => {
           mocha: '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -87,7 +87,7 @@ describe('no-repeated-dependencies Unit Tests', () => {
           mocha: '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -102,7 +102,7 @@ describe('no-repeated-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/no-tilde-version-dependencies.test.ts b/test/unit/rules/no-tilde-version-dependencies.test.ts
index b230cb95..f1e44e53 100644
--- a/test/unit/rules/no-tilde-version-dependencies.test.ts
+++ b/test/unit/rules/no-tilde-version-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-tilde-version-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-tilde-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -15,7 +16,7 @@ describe('no-tilde-version-dependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-tilde-version-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -45,7 +46,7 @@ describe('no-tilde-version-dependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -54,7 +55,7 @@ describe('no-tilde-version-dependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/no-tilde-version-devDependencies.test.ts b/test/unit/rules/no-tilde-version-devDependencies.test.ts
index 59f3a044..a879fcb8 100644
--- a/test/unit/rules/no-tilde-version-devDependencies.test.ts
+++ b/test/unit/rules/no-tilde-version-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/no-tilde-version-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('no-tilde-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -15,7 +16,7 @@ describe('no-tilde-version-devDependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('no-tilde-version-devDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -45,7 +46,7 @@ describe('no-tilde-version-devDependencies Unit Tests', () => {
           'gulp-npm-package-json-lint': '^1.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -54,7 +55,7 @@ describe('no-tilde-version-devDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/optionalDependencies-type.test.ts b/test/unit/rules/optionalDependencies-type.test.ts
index 16f70efd..83150c46 100644
--- a/test/unit/rules/optionalDependencies-type.test.ts
+++ b/test/unit/rules/optionalDependencies-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/optionalDependencies-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('optionalDependencies-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('optionalDependencies-type Unit Tests', () => {
       const packageJsonData = {
         optionalDependencies: 'optionalDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('optionalDependencies-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('optionalDependencies-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/os-type.test.ts b/test/unit/rules/os-type.test.ts
index ca104af6..e3ccda89 100644
--- a/test/unit/rules/os-type.test.ts
+++ b/test/unit/rules/os-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/os-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('os-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('os-type Unit Tests', () => {
       const packageJsonData = {
         os: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('os-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('os-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/peerDependencies-type.test.ts b/test/unit/rules/peerDependencies-type.test.ts
index 57819d45..d9ceaffc 100644
--- a/test/unit/rules/peerDependencies-type.test.ts
+++ b/test/unit/rules/peerDependencies-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/peerDependencies-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('peerDependencies-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('peerDependencies-type Unit Tests', () => {
       const packageJsonData = {
         peerDependencies: 'peerDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('peerDependencies-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('peerDependencies-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/prefer-absolute-version-dependencies.test.ts b/test/unit/rules/prefer-absolute-version-dependencies.test.ts
index 01dfaa8a..ed487724 100644
--- a/test/unit/rules/prefer-absolute-version-dependencies.test.ts
+++ b/test/unit/rules/prefer-absolute-version-dependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/dependency-audit');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-absolute-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
diff --git a/test/unit/rules/prefer-absolute-version-devDependencies.test.ts b/test/unit/rules/prefer-absolute-version-devDependencies.test.ts
index 4b39ab31..74ac3a30 100644
--- a/test/unit/rules/prefer-absolute-version-devDependencies.test.ts
+++ b/test/unit/rules/prefer-absolute-version-devDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/dependency-audit');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-absolute-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
diff --git a/test/unit/rules/prefer-alphabetical-bundledDependencies.test.ts b/test/unit/rules/prefer-alphabetical-bundledDependencies.test.ts
index 4e13a1c1..2cc119ae 100755
--- a/test/unit/rules/prefer-alphabetical-bundledDependencies.test.ts
+++ b/test/unit/rules/prefer-alphabetical-bundledDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'bundledDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-bundledDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-bundledDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-bundledDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-bundledDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-bundledDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-alphabetical-dependencies.test.ts b/test/unit/rules/prefer-alphabetical-dependencies.test.ts
index 7c7928b9..2cbf7be4 100755
--- a/test/unit/rules/prefer-alphabetical-dependencies.test.ts
+++ b/test/unit/rules/prefer-alphabetical-dependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-dependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-dependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-alphabetical-devDependencies.test.ts b/test/unit/rules/prefer-alphabetical-devDependencies.test.ts
index 7359e8d9..f3298119 100755
--- a/test/unit/rules/prefer-alphabetical-devDependencies.test.ts
+++ b/test/unit/rules/prefer-alphabetical-devDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-devDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-devDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-devDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-devDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-alphabetical-optionalDependencies.test.ts b/test/unit/rules/prefer-alphabetical-optionalDependencies.test.ts
index eb495225..ed2426f5 100755
--- a/test/unit/rules/prefer-alphabetical-optionalDependencies.test.ts
+++ b/test/unit/rules/prefer-alphabetical-optionalDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'optionalDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-optionalDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-optionalDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-optionalDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-optionalDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-optionalDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-alphabetical-peerDependencies.test.ts b/test/unit/rules/prefer-alphabetical-peerDependencies.test.ts
index 7fd47983..b7488579 100755
--- a/test/unit/rules/prefer-alphabetical-peerDependencies.test.ts
+++ b/test/unit/rules/prefer-alphabetical-peerDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'peerDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-peerDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-peerDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-peerDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-peerDependencies Unit Tests', () => {
           'user-home': '^2.0.0',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-peerDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-alphabetical-scripts.test.ts b/test/unit/rules/prefer-alphabetical-scripts.test.ts
index cf31c591..32fc475e 100644
--- a/test/unit/rules/prefer-alphabetical-scripts.test.ts
+++ b/test/unit/rules/prefer-alphabetical-scripts.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/alphabetical-sort');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'scripts';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-alphabetical-scripts Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -32,7 +33,7 @@ describe('prefer-alphabetical-scripts Unit Tests', () => {
           start: 'node index.js',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-alphabetical-scripts');
       expect(response.severity).toStrictEqual('error');
@@ -63,7 +64,7 @@ describe('prefer-alphabetical-scripts Unit Tests', () => {
           test: 'jest',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
@@ -79,7 +80,7 @@ describe('prefer-alphabetical-scripts Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-caret-version-dependencies.test.ts b/test/unit/rules/prefer-caret-version-dependencies.test.ts
index af312e55..78d7229e 100644
--- a/test/unit/rules/prefer-caret-version-dependencies.test.ts
+++ b/test/unit/rules/prefer-caret-version-dependencies.test.ts
@@ -7,6 +7,7 @@ jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
 const rangeSpecifier = '^';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-caret-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -73,7 +74,7 @@ describe('prefer-caret-version-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-caret-version-devDependencies.test.ts b/test/unit/rules/prefer-caret-version-devDependencies.test.ts
index 54a7afb4..4dffeda6 100644
--- a/test/unit/rules/prefer-caret-version-devDependencies.test.ts
+++ b/test/unit/rules/prefer-caret-version-devDependencies.test.ts
@@ -7,6 +7,7 @@ jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
 const rangeSpecifier = '^';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-caret-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -73,7 +74,7 @@ describe('prefer-caret-version-devDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-contributors.test.ts b/test/unit/rules/prefer-no-contributors.test.ts
index ea6d1a0f..bb53b879 100644
--- a/test/unit/rules/prefer-no-contributors.test.ts
+++ b/test/unit/rules/prefer-no-contributors.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'contributors';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-contributors Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-contributors Unit Tests', () => {
       const packageJsonData = {
         contributors: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-contributors');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('prefer-no-contributors Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-dependencies.test.ts b/test/unit/rules/prefer-no-dependencies.test.ts
index c2eeef15..4b2865e1 100644
--- a/test/unit/rules/prefer-no-dependencies.test.ts
+++ b/test/unit/rules/prefer-no-dependencies.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-dependencies Unit Tests', () => {
       const packageJsonData = {
         dependencies: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-dependencies');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('prefer-no-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-devDependencies.test.ts b/test/unit/rules/prefer-no-devDependencies.test.ts
index ac482329..43d85ed1 100644
--- a/test/unit/rules/prefer-no-devDependencies.test.ts
+++ b/test/unit/rules/prefer-no-devDependencies.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-devDependencies Unit Tests', () => {
       const packageJsonData = {
         devDependencies: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-devDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('prefer-no-devDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-engineStrict.test.ts b/test/unit/rules/prefer-no-engineStrict.test.ts
index 0e660bfa..9ddabb6a 100755
--- a/test/unit/rules/prefer-no-engineStrict.test.ts
+++ b/test/unit/rules/prefer-no-engineStrict.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'engineStrict';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-engineStrict Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-engineStrict Unit Tests', () => {
       const packageJsonData = {
         engineStrict: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-engineStrict');
       expect(response.severity).toStrictEqual('error');
@@ -38,7 +39,7 @@ describe('prefer-no-engineStrict Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-optionalDependencies.test.ts b/test/unit/rules/prefer-no-optionalDependencies.test.ts
index 3ccdf2d6..a667f8f8 100644
--- a/test/unit/rules/prefer-no-optionalDependencies.test.ts
+++ b/test/unit/rules/prefer-no-optionalDependencies.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'optionalDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-optionalDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-optionalDependencies Unit Tests', () => {
       const packageJsonData = {
         optionalDependencies: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-optionalDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('prefer-no-optionalDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-peerDependencies.test.ts b/test/unit/rules/prefer-no-peerDependencies.test.ts
index 28d66b4f..ac7e7cab 100644
--- a/test/unit/rules/prefer-no-peerDependencies.test.ts
+++ b/test/unit/rules/prefer-no-peerDependencies.test.ts
@@ -4,6 +4,7 @@ import * as property from '../../../src/validators/property';
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'peerDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-peerDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -19,7 +20,7 @@ describe('prefer-no-peerDependencies Unit Tests', () => {
       const packageJsonData = {
         peerDependencies: 'dummy-value',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('prefer-no-peerDependencies');
       expect(response.severity).toStrictEqual('error');
@@ -36,7 +37,7 @@ describe('prefer-no-peerDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-version-zero-dependencies.test.ts b/test/unit/rules/prefer-no-version-zero-dependencies.test.ts
index c7d14bb1..79037a09 100755
--- a/test/unit/rules/prefer-no-version-zero-dependencies.test.ts
+++ b/test/unit/rules/prefer-no-version-zero-dependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/dependency-audit');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-version-zero-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -74,7 +75,7 @@ describe('prefer-no-version-zero-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-no-version-zero-devDependencies.test.ts b/test/unit/rules/prefer-no-version-zero-devDependencies.test.ts
index caa759bd..d3430c44 100755
--- a/test/unit/rules/prefer-no-version-zero-devDependencies.test.ts
+++ b/test/unit/rules/prefer-no-version-zero-devDependencies.test.ts
@@ -6,6 +6,7 @@ jest.mock('../../../src/validators/dependency-audit');
 jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-no-version-zero-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -74,7 +75,7 @@ describe('prefer-no-version-zero-devDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-tilde-version-dependencies.test.ts b/test/unit/rules/prefer-tilde-version-dependencies.test.ts
index 6b1b9d28..40c7fa13 100644
--- a/test/unit/rules/prefer-tilde-version-dependencies.test.ts
+++ b/test/unit/rules/prefer-tilde-version-dependencies.test.ts
@@ -7,6 +7,7 @@ jest.mock('../../../src/validators/property');
 
 const nodeName = 'dependencies';
 const rangeSpecifier = '~';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-tilde-version-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -73,7 +74,7 @@ describe('prefer-tilde-version-dependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/prefer-tilde-version-devDependencies.test.ts b/test/unit/rules/prefer-tilde-version-devDependencies.test.ts
index 8c21e925..7823d84d 100644
--- a/test/unit/rules/prefer-tilde-version-devDependencies.test.ts
+++ b/test/unit/rules/prefer-tilde-version-devDependencies.test.ts
@@ -7,6 +7,7 @@ jest.mock('../../../src/validators/property');
 
 const nodeName = 'devDependencies';
 const rangeSpecifier = '~';
+import {Severity} from '../../../src/types/severity';
 
 describe('prefer-tilde-version-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -73,7 +74,7 @@ describe('prefer-tilde-version-devDependencies Unit Tests', () => {
       property.exists.mockReturnValue(false);
 
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
 
diff --git a/test/unit/rules/preferGlobal-type.test.ts b/test/unit/rules/preferGlobal-type.test.ts
index 8b7cf8f4..cf76ed62 100755
--- a/test/unit/rules/preferGlobal-type.test.ts
+++ b/test/unit/rules/preferGlobal-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/preferGlobal-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('preferGlobal-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('preferGlobal-type Unit Tests', () => {
       const packageJsonData = {
         preferGlobal: 'string',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('preferGlobal-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('preferGlobal-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/private-type.test.ts b/test/unit/rules/private-type.test.ts
index 59bcd8ad..ff2e08aa 100755
--- a/test/unit/rules/private-type.test.ts
+++ b/test/unit/rules/private-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/private-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('private-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('private-type Unit Tests', () => {
       const packageJsonData = {
         private: 'string',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('private-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('private-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/repository-type.test.ts b/test/unit/rules/repository-type.test.ts
index cef6521d..89d2ed7f 100755
--- a/test/unit/rules/repository-type.test.ts
+++ b/test/unit/rules/repository-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/repository-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('repository-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('repository-type Unit Tests', () => {
       const packageJsonData = {
         repository: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('repository-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('repository-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/require-author.test.ts b/test/unit/rules/require-author.test.ts
index 060f32ba..c704d259 100755
--- a/test/unit/rules/require-author.test.ts
+++ b/test/unit/rules/require-author.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-author';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-author Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-author Unit Tests', () => {
       const packageJsonData = {
         author: 'author',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-author Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-author');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-bin.test.ts b/test/unit/rules/require-bin.test.ts
index cabe445e..644297c1 100644
--- a/test/unit/rules/require-bin.test.ts
+++ b/test/unit/rules/require-bin.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-bin';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-bin Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-bin Unit Tests', () => {
       const packageJsonData = {
         bin: 'bin',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-bin Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-bin');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-bugs.test.ts b/test/unit/rules/require-bugs.test.ts
index bd4b8dd4..2310528f 100755
--- a/test/unit/rules/require-bugs.test.ts
+++ b/test/unit/rules/require-bugs.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-bugs';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-bugs Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-bugs Unit Tests', () => {
       const packageJsonData = {
         bugs: 'bugs',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-bugs Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-bugs');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-bundledDependencies.test.ts b/test/unit/rules/require-bundledDependencies.test.ts
index 6ceb3b49..3a994a8c 100644
--- a/test/unit/rules/require-bundledDependencies.test.ts
+++ b/test/unit/rules/require-bundledDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-bundledDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-bundledDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-bundledDependencies Unit Tests', () => {
       const packageJsonData = {
         bundledDependencies: 'bundledDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-bundledDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-bundledDependencies');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-config.test.ts b/test/unit/rules/require-config.test.ts
index 9a81a99d..b4ca7be8 100644
--- a/test/unit/rules/require-config.test.ts
+++ b/test/unit/rules/require-config.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-config';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-config Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-config Unit Tests', () => {
       const packageJsonData = {
         config: 'config',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-config Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-config');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-contributors.test.ts b/test/unit/rules/require-contributors.test.ts
index be6b87b0..51d85038 100644
--- a/test/unit/rules/require-contributors.test.ts
+++ b/test/unit/rules/require-contributors.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-contributors';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-contributors Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-contributors Unit Tests', () => {
       const packageJsonData = {
         contributors: 'contributors',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-contributors Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-contributors');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-cpu.test.ts b/test/unit/rules/require-cpu.test.ts
index aff3d2d5..0bfede75 100644
--- a/test/unit/rules/require-cpu.test.ts
+++ b/test/unit/rules/require-cpu.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-cpu';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-cpu Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-cpu Unit Tests', () => {
       const packageJsonData = {
         cpu: 'cpu',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-cpu Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-cpu');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-dependencies.test.ts b/test/unit/rules/require-dependencies.test.ts
index b1ebe00f..e777d781 100644
--- a/test/unit/rules/require-dependencies.test.ts
+++ b/test/unit/rules/require-dependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-dependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-dependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-dependencies Unit Tests', () => {
       const packageJsonData = {
         dependencies: 'dependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-dependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-dependencies');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-description.test.ts b/test/unit/rules/require-description.test.ts
index e70a3037..6308e4b7 100755
--- a/test/unit/rules/require-description.test.ts
+++ b/test/unit/rules/require-description.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-description';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-description Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-description Unit Tests', () => {
       const packageJsonData = {
         description: 'description',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-description Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-description');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-devDependencies.test.ts b/test/unit/rules/require-devDependencies.test.ts
index 78e0dff9..c8a5871e 100644
--- a/test/unit/rules/require-devDependencies.test.ts
+++ b/test/unit/rules/require-devDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-devDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-devDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-devDependencies Unit Tests', () => {
       const packageJsonData = {
         devDependencies: 'devDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-devDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-devDependencies');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-directories.test.ts b/test/unit/rules/require-directories.test.ts
index 7317c780..72a9e860 100644
--- a/test/unit/rules/require-directories.test.ts
+++ b/test/unit/rules/require-directories.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-directories';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-directories Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-directories Unit Tests', () => {
       const packageJsonData = {
         directories: 'directories',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-directories Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-directories');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-engines.test.ts b/test/unit/rules/require-engines.test.ts
index 8e557161..a923477a 100755
--- a/test/unit/rules/require-engines.test.ts
+++ b/test/unit/rules/require-engines.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-engines';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-engines Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-engines Unit Tests', () => {
       const packageJsonData = {
         engines: 'engines',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-engines Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-engines');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-files.test.ts b/test/unit/rules/require-files.test.ts
index 0f53fda5..3d53002d 100644
--- a/test/unit/rules/require-files.test.ts
+++ b/test/unit/rules/require-files.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-files';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-files Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-files Unit Tests', () => {
       const packageJsonData = {
         files: 'files',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-files Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-files');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-funding.test.ts b/test/unit/rules/require-funding.test.ts
index 98da754a..3be16e0d 100644
--- a/test/unit/rules/require-funding.test.ts
+++ b/test/unit/rules/require-funding.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-funding';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-funding Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-funding Unit Tests', () => {
       const packageJsonData = {
         funding: 'funding',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-funding Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-funding');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-homepage.test.ts b/test/unit/rules/require-homepage.test.ts
index dfc7c640..81d092f2 100755
--- a/test/unit/rules/require-homepage.test.ts
+++ b/test/unit/rules/require-homepage.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-homepage';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-homepage Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-homepage Unit Tests', () => {
       const packageJsonData = {
         homepage: 'homepage',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-homepage Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-homepage');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-keywords.test.ts b/test/unit/rules/require-keywords.test.ts
index 7996c582..372a6c53 100755
--- a/test/unit/rules/require-keywords.test.ts
+++ b/test/unit/rules/require-keywords.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-keywords';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-keywords Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-keywords Unit Tests', () => {
       const packageJsonData = {
         keywords: 'keywords',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-keywords Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-keywords');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-license.test.ts b/test/unit/rules/require-license.test.ts
index a2979a01..9dc59bf5 100755
--- a/test/unit/rules/require-license.test.ts
+++ b/test/unit/rules/require-license.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-license';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-license Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-license Unit Tests', () => {
       const packageJsonData = {
         license: 'license',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-license Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-license');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-main.test.ts b/test/unit/rules/require-main.test.ts
index db3bf612..9e49496e 100644
--- a/test/unit/rules/require-main.test.ts
+++ b/test/unit/rules/require-main.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-main';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-main Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-main Unit Tests', () => {
       const packageJsonData = {
         main: 'main',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-main Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-main');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-man.test.ts b/test/unit/rules/require-man.test.ts
index 22517ff7..6c4dd4c0 100644
--- a/test/unit/rules/require-man.test.ts
+++ b/test/unit/rules/require-man.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-man';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-man Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-man Unit Tests', () => {
       const packageJsonData = {
         man: 'man',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-man Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-man');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-module.test.ts b/test/unit/rules/require-module.test.ts
index 98cdc977..9090d86a 100644
--- a/test/unit/rules/require-module.test.ts
+++ b/test/unit/rules/require-module.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-module';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-module Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-module Unit Tests', () => {
       const packageJsonData = {
         module: 'module',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-module Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-module');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-name.test.ts b/test/unit/rules/require-name.test.ts
index 31b5f94a..802b21b9 100755
--- a/test/unit/rules/require-name.test.ts
+++ b/test/unit/rules/require-name.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-name';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-name Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-name Unit Tests', () => {
       const packageJsonData = {
         name: 'name',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-name Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-name');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-optionalDependencies.test.ts b/test/unit/rules/require-optionalDependencies.test.ts
index 383eab0d..ebd69ed6 100644
--- a/test/unit/rules/require-optionalDependencies.test.ts
+++ b/test/unit/rules/require-optionalDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-optionalDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-optionalDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-optionalDependencies Unit Tests', () => {
       const packageJsonData = {
         optionalDependencies: 'optionalDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-optionalDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-optionalDependencies');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-os.test.ts b/test/unit/rules/require-os.test.ts
index b4aafe19..8cf7e05c 100644
--- a/test/unit/rules/require-os.test.ts
+++ b/test/unit/rules/require-os.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-os';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-os Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-os Unit Tests', () => {
       const packageJsonData = {
         os: 'os',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-os Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-os');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-peerDependencies.test.ts b/test/unit/rules/require-peerDependencies.test.ts
index 9f05cf0e..117e8f5f 100644
--- a/test/unit/rules/require-peerDependencies.test.ts
+++ b/test/unit/rules/require-peerDependencies.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-peerDependencies';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-peerDependencies Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-peerDependencies Unit Tests', () => {
       const packageJsonData = {
         peerDependencies: 'peerDependencies',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-peerDependencies Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-peerDependencies');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-preferGlobal.test.ts b/test/unit/rules/require-preferGlobal.test.ts
index 249fd423..ad0ac185 100644
--- a/test/unit/rules/require-preferGlobal.test.ts
+++ b/test/unit/rules/require-preferGlobal.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-preferGlobal';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-preferGlobal Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-preferGlobal Unit Tests', () => {
       const packageJsonData = {
         preferGlobal: 'preferGlobal',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-preferGlobal Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-preferGlobal');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-private.test.ts b/test/unit/rules/require-private.test.ts
index c9683efb..bff5b1f2 100755
--- a/test/unit/rules/require-private.test.ts
+++ b/test/unit/rules/require-private.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-private';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-private Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-private Unit Tests', () => {
       const packageJsonData = {
         private: 'private',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-private Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-private');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-publishConfig.test.ts b/test/unit/rules/require-publishConfig.test.ts
index 995a4ee5..5a71c61c 100644
--- a/test/unit/rules/require-publishConfig.test.ts
+++ b/test/unit/rules/require-publishConfig.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-publishConfig';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-publishConfig Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-publishConfig Unit Tests', () => {
       const packageJsonData = {
         publishConfig: 'publishConfig',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-publishConfig Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-publishConfig');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-repository-directory.test.ts b/test/unit/rules/require-repository-directory.test.ts
index 31d27a31..ad822a6f 100755
--- a/test/unit/rules/require-repository-directory.test.ts
+++ b/test/unit/rules/require-repository-directory.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-repository-directory';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-repository-directory Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -10,7 +11,7 @@ describe('require-repository-directory Unit Tests', () => {
   describe('when package.json does not have parent node', () => {
     test('false should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-repository-directory');
       expect(response.severity).toStrictEqual('error');
@@ -27,7 +28,7 @@ describe('require-repository-directory Unit Tests', () => {
           directory: 'packages/somepackage',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -40,7 +41,7 @@ describe('require-repository-directory Unit Tests', () => {
           url: 'https://github.com/packages/monorepo',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-repository-directory');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-repository.test.ts b/test/unit/rules/require-repository.test.ts
index a4c2bbc8..1eb30de4 100755
--- a/test/unit/rules/require-repository.test.ts
+++ b/test/unit/rules/require-repository.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-repository';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-repository Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-repository Unit Tests', () => {
       const packageJsonData = {
         repository: 'repository',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-repository Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-repository');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-scripts.test.ts b/test/unit/rules/require-scripts.test.ts
index 120f8181..c7f7d06c 100644
--- a/test/unit/rules/require-scripts.test.ts
+++ b/test/unit/rules/require-scripts.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-scripts';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-scripts Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-scripts Unit Tests', () => {
       const packageJsonData = {
         scripts: 'scripts',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-scripts Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-scripts');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-types.test.ts b/test/unit/rules/require-types.test.ts
index dad35acb..e052a813 100644
--- a/test/unit/rules/require-types.test.ts
+++ b/test/unit/rules/require-types.test.ts
@@ -1,6 +1,5 @@
-import {lint, ruleType} from '../../../src/rules/require-types');
-
-const {lint, ruleType} = ruleModule;
+import {lint, ruleType} from '../../../src/rules/require-types';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-types Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -14,7 +13,7 @@ describe('require-types Unit Tests', () => {
       const packageJsonData = {
         types: './lib/main.d.ts',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -23,7 +22,7 @@ describe('require-types Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-types');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-typings.test.ts b/test/unit/rules/require-typings.test.ts
index 5c30cc03..2e2b0252 100644
--- a/test/unit/rules/require-typings.test.ts
+++ b/test/unit/rules/require-typings.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-typings';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-typings Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-typings Unit Tests', () => {
       const packageJsonData = {
         typings: './lib/main.d.ts',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-typings Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-typings');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/require-version.test.ts b/test/unit/rules/require-version.test.ts
index def9953f..70481647 100755
--- a/test/unit/rules/require-version.test.ts
+++ b/test/unit/rules/require-version.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/require-version';
+import {Severity} from '../../../src/types/severity';
 
 describe('require-version Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('require-version Unit Tests', () => {
       const packageJsonData = {
         version: 'version',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -21,7 +22,7 @@ describe('require-version Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('LintIssue object should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('require-version');
       expect(response.severity).toStrictEqual('error');
diff --git a/test/unit/rules/scripts-type.test.ts b/test/unit/rules/scripts-type.test.ts
index df86b580..b53add46 100755
--- a/test/unit/rules/scripts-type.test.ts
+++ b/test/unit/rules/scripts-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/scripts-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('scripts-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -14,7 +15,7 @@ describe('scripts-type Unit Tests', () => {
           myscript: 'echo hello',
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -25,7 +26,7 @@ describe('scripts-type Unit Tests', () => {
       const packageJsonData = {
         scripts: 'scripts',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('scripts-type');
       expect(response.severity).toStrictEqual('error');
@@ -41,7 +42,7 @@ describe('scripts-type Unit Tests', () => {
           myscript: false,
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('scripts-type');
       expect(response.severity).toStrictEqual('error');
@@ -59,7 +60,7 @@ describe('scripts-type Unit Tests', () => {
           },
         },
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('scripts-type');
       expect(response.severity).toStrictEqual('error');
@@ -71,7 +72,7 @@ describe('scripts-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/valid-values-license.test.ts b/test/unit/rules/valid-values-license.test.ts
index 00dd2d0b..22e30f7e 100755
--- a/test/unit/rules/valid-values-license.test.ts
+++ b/test/unit/rules/valid-values-license.test.ts
@@ -43,7 +43,7 @@ describe('valid-values-license Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/valid-values-private.test.ts b/test/unit/rules/valid-values-private.test.ts
index 8fa1849f..9396a094 100755
--- a/test/unit/rules/valid-values-private.test.ts
+++ b/test/unit/rules/valid-values-private.test.ts
@@ -43,7 +43,7 @@ describe('valid-values-private Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/version-format.test.ts b/test/unit/rules/version-format.test.ts
index 6cddd299..89edb90c 100755
--- a/test/unit/rules/version-format.test.ts
+++ b/test/unit/rules/version-format.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/version-format';
+import {Severity} from '../../../src/types/severity';
 
 describe('version-format Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('version-format Unit Tests', () => {
       const packageJsonData = {
         version: '1.a.0',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('version-format');
       expect(response.severity).toStrictEqual('error');
@@ -26,7 +27,7 @@ describe('version-format Unit Tests', () => {
       const packageJsonData = {
         version: '1.0.0',
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
@@ -35,7 +36,7 @@ describe('version-format Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/rules/version-type.test.ts b/test/unit/rules/version-type.test.ts
index aa745294..f3d2e2a6 100755
--- a/test/unit/rules/version-type.test.ts
+++ b/test/unit/rules/version-type.test.ts
@@ -1,4 +1,5 @@
 import {lint, ruleType} from '../../../src/rules/version-type';
+import {Severity} from '../../../src/types/severity';
 
 describe('version-type Unit Tests', () => {
   describe('a rule type value should be exported', () => {
@@ -12,7 +13,7 @@ describe('version-type Unit Tests', () => {
       const packageJsonData = {
         version: true,
       };
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response.lintId).toStrictEqual('version-type');
       expect(response.severity).toStrictEqual('error');
@@ -24,7 +25,7 @@ describe('version-type Unit Tests', () => {
   describe('when package.json does not have node', () => {
     test('true should be returned', () => {
       const packageJsonData = {};
-      const response = lint(packageJsonData, 'error');
+      const response = lint(packageJsonData, Severity.Error);
 
       expect(response).toBe(true);
     });
diff --git a/test/unit/utils/getFileList.test.ts b/test/unit/utils/getFileList.test.ts
index 27502f3e..5dd7055f 100755
--- a/test/unit/utils/getFileList.test.ts
+++ b/test/unit/utils/getFileList.test.ts
@@ -1,5 +1,6 @@
 import path from 'path';
 import getFileList from '../../../src/utils/getFileList';
+import {Severity} from '../../../src/types/severity';
 
 describe('getFileList Unit Tests', () => {
   test('a config object should returned with all rules', () => {
diff --git a/test/unit/validators/alphabetical-sort.test.ts b/test/unit/validators/alphabetical-sort.test.ts
index c21dcec4..18135036 100755
--- a/test/unit/validators/alphabetical-sort.test.ts
+++ b/test/unit/validators/alphabetical-sort.test.ts
@@ -1,4 +1,5 @@
 import * as alphabeticalSort from '../../../src/validators/alphabetical-sort';
+import {Severity} from '../../../src/types/severity';
 
 describe('alphabetical-sort Unit Tests', () => {
   describe('isInAlphabeticalOrder method', () => {
diff --git a/test/unit/validators/dependency-audit.test.ts b/test/unit/validators/dependency-audit.test.ts
index 44f3123d..32c9a500 100755
--- a/test/unit/validators/dependency-audit.test.ts
+++ b/test/unit/validators/dependency-audit.test.ts
@@ -1,4 +1,5 @@
 import * as dependencyAudit from '../../../src/validators/dependency-audit';
+import {Severity} from '../../../src/types/severity';
 
 describe('dependency-audit Unit Tests', () => {
   describe('hasDependency method', () => {
diff --git a/test/unit/validators/format.test.ts b/test/unit/validators/format.test.ts
index 04fba6f0..a6e64af9 100755
--- a/test/unit/validators/format.test.ts
+++ b/test/unit/validators/format.test.ts
@@ -1,4 +1,5 @@
 import * as format from '../../../src/validators/format';
+import {Severity} from '../../../src/types/severity';
 
 describe('format Unit Tests', () => {
   describe('isLowercase method', () => {
diff --git a/test/unit/validators/property-order.test.ts b/test/unit/validators/property-order.test.ts
index 6b2fd9cc..82038136 100755
--- a/test/unit/validators/property-order.test.ts
+++ b/test/unit/validators/property-order.test.ts
@@ -1,4 +1,5 @@
 import * as propertyOrder from '../../../src/validators/property-order';
+import {Severity} from '../../../src/types/severity';
 
 describe('property-order Unit Tests', () => {
   describe('isInPreferredOrder method', () => {
diff --git a/test/unit/validators/property.test.ts b/test/unit/validators/property.test.ts
index 9d2d65b4..54047dbf 100755
--- a/test/unit/validators/property.test.ts
+++ b/test/unit/validators/property.test.ts
@@ -1,4 +1,5 @@
 import * as property from '../../../src/validators/property';
+import {Severity} from '../../../src/types/severity';
 
 describe('property Unit Tests', () => {
   describe('exists method', () => {
diff --git a/test/unit/validators/type.test.ts b/test/unit/validators/type.test.ts
index 99173483..a261e454 100755
--- a/test/unit/validators/type.test.ts
+++ b/test/unit/validators/type.test.ts
@@ -1,4 +1,5 @@
 import * as type from '../../../src/validators/type';
+import {Severity} from '../../../src/types/severity';
 
 describe('type Unit Tests', () => {
   describe('isArray method', () => {
diff --git a/test/unit/validators/valid-values.test.ts b/test/unit/validators/valid-values.test.ts
index b3403709..ca8417d1 100755
--- a/test/unit/validators/valid-values.test.ts
+++ b/test/unit/validators/valid-values.test.ts
@@ -1,4 +1,5 @@
 import * as validValuesObj from '../../../src/validators/valid-values';
+import {Severity} from '../../../src/types/severity';
 
 describe('value-values Unit Tests', () => {
   describe('isValidValue method', () => {