[WIP] Do not report type imports from flow-typed packages

src/rules/named.js

@@ -18,6 +18,8 @@ module.exports = {
         return // no named imports/exports
       }
 
+      if (isTypeFromPackage(node)) return
+
       const imports = Exports.get(node.source.value, context)
       if (imports == null) return
 
@@ -47,6 +49,14 @@ module.exports = {
       })
     }
 
+    function isTypeFromPackage(node) {
+      return node.importKind === 'type' && !hasRelativePath(node.source)
+    }
+
+    function hasRelativePath(source) {
+      return source.value.match(/^\.\//)
+    }
+
     return {
       'ImportDeclaration': checkSpecifiers.bind( null
                                                , 'imported'

tests/files/with-flow-typed/flow-typed/npm/myflowtyped_v1.x.x.js

@@ -1,4 +1,6 @@
 // flow-typed signature: ____
 // flow-typed version: ____/myflowtyped_v1.x.x/flow_>=v0.33.x
 
-declare module 'myflowtyped' {}
+declare module 'myflowtyped' {
+  declare export type MyType = boolean;
+}

tests/files/with-flow-typed/package.json

@@ -1,3 +1,5 @@
 {
-  "dependencies": {}
+  "dependencies": {
+    "myflowtyped": "1.0.0"
+  }
 }

tests/src/rules/named.js

@@ -1,4 +1,5 @@
 import { test, SYNTAX_CASES } from '../utils'
+import * as path from 'path'
 import { RuleTester } from 'eslint'
 
 import { CASE_SENSITIVE_FS } from 'eslint-module-utils/resolve'
@@ -12,6 +13,8 @@ function error(name, module) {
          , type: 'Identifier' }
 }
 
+const packageDirWithFlowTyped = path.join(__dirname, '../../files/with-flow-typed')
+
 ruleTester.run('named', rule, {
   valid: [
     test({ code: 'import "./malformed.js"' }),
@@ -80,6 +83,11 @@ ruleTester.run('named', rule, {
       code: 'import type { MyClass } from "./flowtypes"',
       'parser': 'babel-eslint',
     }),
+    test({
+      filename: packageDirWithFlowTyped + '/foo.js',
+      code: 'import type { MyType } from "myflowtyped"',
+      'parser': 'babel-eslint',
+    }),
 
     // TypeScript
     test({