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"""
Generate stubs for missing parsers
"""
import argparse
import io
import os
import subprocess
import sys
from cmakelang import parse
TEMPLATE = '''
def parse_{0}(ctx, tokens, breakstack):
"""
::
{0}
:see: https://cmake.org/cmake/help/latest/command/{0}.html
"""
'''
def main():
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("outfile", nargs="?", default="-")
args = parser.parse_args()
missing_commands = []
proc = subprocess.Popen(
["cmake", "--help-command-list"],
stdout=subprocess.PIPE)
parse_db = parse.funs.get_parse_db()
with proc.stdout as infile:
for line in infile:
command = line.strip().decode("utf-8")
if command not in parse_db and not command.startswith("end"):
missing_commands.append(command)
proc.wait()
outfile_path = args.outfile
if outfile_path == "-":
outfile_path = os.dup(sys.stdout.fileno())
with io.open(outfile_path, "w", encoding="utf-8") as outfile:
for command in missing_commands:
outfile.write(TEMPLATE.format(command))
outfile.write("\n\ndef populate_db(parse_db):\n")
for command in missing_commands:
outfile.write(' parse_db["{0}"] = parse_{0}\n'.format(command))
if __name__ == "__main__":
main()
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