1 files changed, 35 insertions, 0 deletions
diff --git a/tools/sync_third_party.py b/tools/sync_third_party.py
new file mode 100755
index 000000000..f32d669b2
--- /dev/null
+++ b/tools/sync_third_party.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+# Only run this script if you are changing Deno's dependencies.
+
+import os
+from os.path import join
+from util import run, remove_and_symlink
+
+root_path = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
+third_party_path = join(root_path, "third_party")
+
+try:
+    os.makedirs(third_party_path)
+except:
+    pass
+os.chdir(third_party_path)
+
+# Run yarn to install JavaScript dependencies.
+remove_and_symlink("../package.json", "package.json")
+remove_and_symlink("../yarn.lock", "yarn.lock")
+run(["yarn"])
+# Run cargo to install Rust dependencies.
+run(["cargo", "fetch", "--manifest-path=" + root_path + "/Cargo.toml"],
+    envs={'CARGO_HOME': third_party_path + '/rust_crates'})
+# Run gclient to install other dependencies.
+run(["gclient", "sync", "--reset", "--shallow", "--no-history", "--nohooks"],
+    envs={'GCLIENT_FILE': root_path + "/gclient_config.py"})
+# TODO(ry) Is it possible to remove these symlinks?
+remove_and_symlink("v8/third_party/googletest", "googletest", True)
+remove_and_symlink("v8/third_party/jinja2", "jinja2", True)
+remove_and_symlink("v8/third_party/llvm-build", "llvm-build", True)
+remove_and_symlink("v8/third_party/markupsafe", "markupsafe", True)
+
+# To update the deno_third_party git repo after running this, try the following:
+# cd third_party
+# find . -type f | grep -v "\.git" | xargs -I% git add -f --no-warn-embedded-repo "%"