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"""
Split help contents into the tool-specific short help and the common
configuration options.
"""
import argparse
import io
from cmakelang import configuration
def main():
argparser = argparse.ArgumentParser(description=__doc__)
argparser.add_argument("infile")
argparser.add_argument("unique_outfile")
argparser.add_argument("common_outfile", nargs="?", default="/dev/null")
args = argparser.parse_args()
matchlines = []
for _, item in vars(configuration).items():
if (isinstance(item, type) and
issubclass(item, configuration.ConfigObject) and
item is not configuration.ConfigObject):
firstline = item.__doc__.strip().split("\n")[0]
matchlines.append(firstline)
unique_lines = []
common_lines = []
with io.open(args.infile, "r", encoding="utf-8") as infile:
for line in infile:
if line.strip().rstrip(":") in matchlines:
common_lines.append(line)
break
unique_lines.append(line)
for line in infile:
common_lines.append(line)
with io.open(args.unique_outfile, "w", encoding="utf-8") as outfile:
outfile.write("".join(unique_lines))
if args.common_outfile != "/dev/null":
with io.open(args.common_outfile, "w", encoding="utf-8") as outfile:
outfile.write("".join(common_lines))
if __name__ == "__main__":
main()
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