fix: get directoryPath as the input of _populateCacheFor

lib/paths-cache.js

@@ -282,7 +282,9 @@ export default class PathsCache extends EventEmitter {
    */
   async _buildInitialCacheWithGlob() {
     await this._cacheProjectPathsAndRepositories()
-    const result = await Promise.all(this._projectDirectories.map((d) => this._populateCacheFor(d)))
+    const result = await Promise.all(
+      this._projectDirectories.map((projectDirectory) => this._populateCacheFor(projectDirectory.path))
+    )
 
     this.emit("rebuild-cache-done")
     return result
@@ -396,14 +398,12 @@ export default class PathsCache extends EventEmitter {
   }
 
   /**
-   * Populates cache for a project directory
-   * @param  {Directory} projectDirectory
-   * @return {Promise}
+   * Populates cache for the given directory
+   * @param  {string} directoryPath the given directory path
+   * @return {Promise<Array<string>>}
    * @private
    */
-  async _populateCacheFor(projectDirectory) {
-    const directoryPath = projectDirectory.path
-
+  async _populateCacheFor(directoryPath) {
     const directoryGlob = globifyDirectory(directoryPath)
     const gitignoreGlob = await this._getGitIgnoreGlob(directoryPath)
     const ignoredPatternsGlob = this._getIgnoredPatternsGlob(directoryPath)