Fix subfolder Git detection (#9)

lib/resource.js

@@ -1,7 +1,7 @@
 "use strict";
 
 const {basename} = require("path");
-const {CompositeDisposable, Disposable, Emitter} = require("atom");
+const {CompositeDisposable, Directory, Disposable, Emitter} = require("atom");
 const {lstat, realpath, statify, normalisePath} = require("./utils.js");
 const MappedDisposable = require("mapped-disposable");
 const EntityType = require("./entity-type.js");
@@ -31,11 +31,12 @@ class Resource{
 		this.name = basename(path);
 		this.consumeStats(stats);
 
-		const repo = this.getRepository();
-		if(null !== repo){
-			this.repo = repo;
-			this.watchRepo();
-		}
+		this.getRepository().then(repo => {
+			if(null !== repo){
+				this.repo = repo;
+				this.watchRepo();
+			}
+		});
 	}
 
 
@@ -189,24 +190,8 @@ class Resource{
 	 * @return {GitRepository}
 	 */
 	getRepository(){
-		const resourcePath = this.realPath || this.path;
-
-		// Shouldn't happen, but #493 had other ideas.
-		if(!resourcePath) return null;
-
-		const projects = atom.project.getPaths();
-		const {length} = projects;
-		for(let i = 0; i < length; ++i){
-			const projectPath = normalisePath(projects[i]);
-
-			if(!projectPath)
-				continue;
-
-			if(projectPath === resourcePath || 0 === resourcePath.indexOf(projectPath + "/"))
-				return atom.project.getRepositories()[i] || null;
-		}
-
-		return null;
+		const directory = new Directory(this.realPath || this.path);
+		return atom.project.repositoryForDirectory(directory);
 	}