1 files changed, 49 insertions, 0 deletions
diff --git a/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/import-headjs-globals.js b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/import-headjs-globals.js
new file mode 100644
index 000000000..783642f58
--- /dev/null
+++ b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/import-headjs-globals.js
@@ -0,0 +1,49 @@
+/**
+ * @fileoverview Import globals from head.js and from any files that were
+ * imported by head.js (as far as we can correctly resolve the path).
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+"use strict";
+
+// -----------------------------------------------------------------------------
+// Rule Definition
+// -----------------------------------------------------------------------------
+
+var fs = require("fs");
+var path = require("path");
+var helpers = require("../helpers");
+var globals = require("../globals");
+
+module.exports = function(context) {
+
+  function importHead(path, node) {
+    try {
+      let stats = fs.statSync(path);
+      if (!stats.isFile()) {
+        return;
+      }
+    } catch (e) {
+      return;
+    }
+
+    let newGlobals = globals.getGlobalsForFile(path);
+    helpers.addGlobals(newGlobals, context.getScope());
+  }
+
+  // ---------------------------------------------------------------------------
+  // Public
+  // ---------------------------------------------------------------------------
+
+  return {
+    Program: function(node) {
+      let heads = helpers.getTestHeadFiles(this);
+      for (let head of heads) {
+        importHead(head, node);
+      }
+    }
+  };
+};