fixup: register & consume findNearestPackageJSON as internal binding

Author: JakobJingleheimer

lib/internal/modules/package_json_reader.js

@@ -138,9 +138,7 @@ function getNearestParentPackageJSON(checkPath, everything = false) {
  * @returns {URL['pathname']} The fully resolved location of the package.json file.
  */
 function findNearestPackageJSON(origin) {
-  // TODO(@JakobJingleheimer): Write a C++ function that returns only the location.
-  const result = modulesBinding.getNearestParentPackageJSON(checkPath);
-  return deserializePackageJSON(checkPath, result).pjsonPath;
+  return modulesBinding.findNearestPackageJSON(origin);
 }
 
 /**

src/node_modules.cc

@@ -469,6 +469,7 @@ void BindingData::CreatePerIsolateProperties(IsolateData* isolate_data,
   SetMethod(isolate, target, "getPackageScopeConfig", GetPackageScopeConfig);
   SetMethod(isolate, target, "enableCompileCache", EnableCompileCache);
   SetMethod(isolate, target, "getCompileCacheDir", GetCompileCacheDir);
+  SetMethod(isolate, target, "findNearestPackageJSON", FindNearestParentPackageJSON);
 }
 
 void BindingData::CreatePerContextProperties(Local<Object> target,

typings/internalBinding/modules.d.ts

@@ -26,4 +26,5 @@ export interface ModulesBinding {
   getNearestParentPackageJSONType(path: string): PackageConfig['type']
   getPackageScopeConfig(path: string): SerializedPackageConfig | undefined
   getPackageJSONScripts(): string | undefined
+  findNearestPackageJSON(origin: URL['pathname']): URL['pathname'] | undefined
 }