From 80ea1772e2e11754356a6587e5c2ca8ae8f950fe Mon Sep 17 00:00:00 2001
From: Andreas Hocevar <andreas.hocevar@gmail.com>
Date: Wed, 27 Aug 2014 15:51:47 +0200
Subject: [PATCH] Add @extends annotations to generated externs

---
 config/jsdoc/info/publish.js | 3 +++
 tasks/generate-externs.js    | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/config/jsdoc/info/publish.js b/config/jsdoc/info/publish.js
index 263c28df1e..23747fe591 100644
--- a/config/jsdoc/info/publish.js
+++ b/config/jsdoc/info/publish.js
@@ -88,6 +88,9 @@ exports.publish = function(data, opts) {
         stability: doc.api,
         path: path.join(doc.meta.path, doc.meta.filename)
       };
+      if (doc.augments) {
+        symbol.extends = doc.augments[0];
+      }
       if (doc.type) {
         symbol.types = getTypes(doc.type.names);
       }
diff --git a/tasks/generate-externs.js b/tasks/generate-externs.js
index 094bc4782d..ad27e16555 100644
--- a/tasks/generate-externs.js
+++ b/tasks/generate-externs.js
@@ -93,6 +93,9 @@ function generateExterns(typedefs, symbols, externs, interfaces) {
     if (symbol.kind === 'class') {
       constructors[name] = true;
       lines.push(' * @constructor');
+      if (symbol.extends) {
+        lines.push(' * @extends {' + symbol.extends + '}');
+      }
     }
     if (symbol.types) {
       lines.push(' * @type {' + noGoogTypes(symbol.types).join('|') + '}');