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#!/usr/bin/env python3
# Copyright 2023 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import argparse
import json
import sys
import os
_HERE_PATH = os.path.dirname(__file__)
_SRC_PATH = os.path.normpath(os.path.join(_HERE_PATH, '..', '..', '..', '..'))
_CWD = os.getcwd()
sys.path.append(os.path.join(_SRC_PATH, 'third_party', 'node'))
import node
def main(argv):
parser = argparse.ArgumentParser()
parser.add_argument('--in_folder', required=True)
parser.add_argument('--out_folder', required=True)
parser.add_argument('--in_files', nargs='*', required=True)
parser.add_argument('--out_manifest', required=True)
args = parser.parse_args(argv)
out_path = os.path.normpath(
os.path.join(_CWD, args.out_folder).replace('\\', '/'))
in_path = os.path.normpath(
os.path.join(_CWD, args.in_folder).replace('\\', '/'))
# Spawn a NodeJS script to use the programmatic Terser API, since the CLI API
# does not allow compressing multiple files at once. This is done to avoid
# launching NodeJS once for every input file.
node.RunNode([
os.path.join(_HERE_PATH, 'minify_js.js'), '--in_folder', in_path,
'--out_folder', out_path
] + args.in_files)
manifest_data = {}
manifest_data['base_dir'] = args.out_folder
manifest_data['files'] = args.in_files
with open(os.path.normpath(os.path.join(_CWD, args.out_manifest)), 'w',
newline='', encoding='utf-8') \
as manifest_file:
json.dump(manifest_data, manifest_file)
if __name__ == '__main__':
main(sys.argv[1:])
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