Add tools/build_third_party.py (#328)

Fixes #312

1 files changed, 35 insertions, 0 deletions

diff --git a/tools/build_third_party.py b/tools/build_third_party.py
new file mode 100755
index 000000000..caaf3bfaf
--- /dev/null
+++ b/tools/build_third_party.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+# This script updates the third party dependencies of deno.
+# - Get Depot Tools and make sure it's in your path.
+#   http://commondatastorage.googleapis.com/chrome-infra-docs/flat/depot_tools/docs/html/depot_tools_tutorial.html#_setting_up
+# - You need yarn installed as well.
+#   https://yarnpkg.com/lang/en/docs/install/
+# Use //gclient_config.py to modify the git deps.
+# Use //js/package.json to modify the npm deps.
+
+import os
+import subprocess
+import argparse
+
+root_path = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
+third_party_path = os.path.join(root_path, "third_party")
+script_name = "build_third_party.py"
+
+parser = argparse.ArgumentParser(description="""
+This script updates the third party dependencies of deno.
+""")
+parser.parse_args()
+
+def main():
+    os.chdir(third_party_path)
+    run(["gclient", "sync", "--no-history"])
+    run(["yarn"])
+    print "Done (" + script_name + ")"
+
+def run(args):
+    print " ".join(args)
+    env = os.environ.copy()
+    subprocess.check_call(args, env=env)
+
+if '__main__' == __name__:
+    main()