fix: make getPackagesDirectory a free function

Author: aminya

lib/minimap-plugin-generator-element.js

@@ -63,7 +63,7 @@ class MinimapPluginGeneratorElement {
   setPathText (placeholderName, rangeToSelect) {
     if (!rangeToSelect) { rangeToSelect = [0, placeholderName.length] }
 
-    const packagesDirectory = this.getPackagesDirectory()
+    const packagesDirectory = getPackagesDirectory()
 
     this.editor.setText(path.join(packagesDirectory, placeholderName))
 
@@ -112,12 +112,6 @@ class MinimapPluginGeneratorElement {
     return path.join(path.dirname(packagePath), packageName)
   }
 
-  getPackagesDirectory () {
-    return atom.config.get('core.projectHome') ||
-           process.env.ATOM_REPOS_HOME ||
-           path.join(getHomeDirectory(), 'github')
-  }
-
   validPackagePath () {
     if (existsSync(this.getPackagePath())) {
       this.error.textContent = `Path already exists at '${this.getPackagePath()}'`
@@ -167,6 +161,12 @@ class MinimapPluginGeneratorElement {
 const minimapPluginGeneratorElement = MinimapPluginGeneratorElement.initClass()
 export default minimapPluginGeneratorElement
 
+function getPackagesDirectory () {
+  return atom.config.get('core.projectHome') ||
+           process.env.ATOM_REPOS_HOME ||
+           path.join(getHomeDirectory(), 'github')
+}
+
 function isStoredInDotAtom (packagePath) {
   const packagesPath = path.join(atom.getConfigDirPath(), 'packages', path.sep)
   if (packagePath.indexOf(packagesPath) === 0) { return true }