Merge pull request #86 from mauricerkelly/improve-support-for-umbrell…

…a-projects

Account for umbrella projects when determining project path

lib/init.js

@@ -31,6 +31,19 @@ const findElixirProjectPath = async (editorPath) => {
   const editorDir = dirname(editorPath);
   const mixexsPath = find(editorDir, 'mix.exs');
   if (mixexsPath !== null) {
+    const pathArray = mixexsPath.split(sep);
+    if (pathArray.length > 3 && pathArray[pathArray.length - 3] === 'apps') {
+      //  Treat this as an umbrella app. This may be wrong -
+      //  If you happen to keep your code in a directory called 'apps'
+      pathArray.splice((pathArray.length - 3), 3);
+      const umbrellaProjectPath = pathArray.join(sep);
+
+      //  Safety check by looking for a `mix.exs` file in the same directory as
+      //  'apps'. If it exists, then it's likely an umbrella project
+      if (existsSync(join(umbrellaProjectPath, 'mix.exs'))) {
+        return umbrellaProjectPath;
+      }
+    }
     return dirname(mixexsPath);
   }
   const projPath = atom.project.relativizePath(editorPath)[0];
@@ -55,10 +68,19 @@ const isMixProject = async (filePath) => {
   return existsSync(join(project, 'mix.exs'));
 };
 
+const isUmbrellaProject = async (filePath) => {
+  const project = await elixirProjectPath(filePath);
+  return existsSync(join(project, 'apps'));
+};
+
 const isTestFile = async (filePath) => {
   const project = await elixirProjectPath(filePath);
   const relativePath = relative(project, filePath);
-  // Is the first directory of the relative path "test"?
+  if (isUmbrellaProject(filePath)) {
+    // Is the structure "apps/app_name/test/..."
+    return relativePath.split(sep)[2] === 'test';
+  }
+  // Is the structure "test/..."
   return relativePath.split(sep)[0] === 'test';
 };