1 files changed, 64 insertions, 0 deletions
diff --git a/addon-sdk/source/bin/node-scripts/apply-patch.js b/addon-sdk/source/bin/node-scripts/apply-patch.js
new file mode 100644
index 000000000..31fbf7d31
--- /dev/null
+++ b/addon-sdk/source/bin/node-scripts/apply-patch.js
@@ -0,0 +1,64 @@
+/* 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";
+
+var path = require("path");
+var cp = require("child_process");
+var fs = require("fs");
+var Promise = require("promise");
+var patcher = require("patch-editor");
+var readParam = require("./utils").readParam;
+
+var isKeeper = /\/addon-sdk\/source/;
+
+function apply(options) {
+  return clean(options).then(function() {
+    return new Promise(function(resolve) {
+      var patch = path.resolve(readParam("patch"));
+      var proc = cp.spawn("git", ["apply", patch]);
+      proc.stdout.pipe(process.stdout);
+      proc.stderr.pipe(process.stderr);
+      proc.on("close", resolve);
+    });
+  });
+}
+exports.apply = apply;
+
+function clean(options) {
+  return new Promise(function(resolve) {
+    var patch = path.resolve(readParam("patch"));
+    if (!patch) {
+      throw new Error("no --patch was provided.");
+    }
+    console.log("Cleaning patch " + patch);
+
+    patcher.getChunks({ patch: patch }).then(function(chunks) {
+      var keepers = [];
+
+      for (var i = chunks.length - 1; i >= 0; i--) {
+        var chunk = chunks[i];
+        var files = chunk.getFilesChanged();
+
+        // check if the file changed is related to the addon-sdk/source directory
+        var keepIt = files.map(function(file) {
+          return (isKeeper.test(file));
+        }).reduce(function(prev, curr) {
+          return prev || curr;
+        }, false);
+
+        if (keepIt) {
+          keepers.push(chunk);
+        }
+      }
+
+      var contents = "\n" + keepers.join("\n") + "\n";
+      contents = contents.replace(/\/addon-sdk\/source/g, "");
+
+      fs.writeFileSync(patch, contents, { encoding: "utf8" });
+
+      console.log("Done cleaning patch.");
+    }).then(resolve).catch(console.error);
+  });
+}
+exports.clean = clean;