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# 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/.
import re
import sys
def read_reserved_word_list(filename):
macro_pat = re.compile(r"^\s*MACRO\(([^,]+), *[^,]+, *[^\)]+\)\s*\\?$")
reserved_word_list = []
with open(filename, "r") as f:
for line in f:
m = macro_pat.search(line)
if m:
reserved_word_list.append(m.group(1))
assert len(reserved_word_list) != 0
return reserved_word_list
def line(opt, s):
opt["output"].write("{}\n".format(s))
def main(output, reserved_words_h):
reserved_word_list = read_reserved_word_list(reserved_words_h)
opt = {"output": output}
line(opt, "const JS_RESERVED_WORDS = [")
for word in reserved_word_list:
line(opt, ' "{}",'.format(word))
line(opt, "];")
line(opt, "module.exports = JS_RESERVED_WORDS;")
if __name__ == "__main__":
main(sys.stdout, *sys.argv[1:])