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# -*- coding: utf-8 -*-
# PYTHON_ARGCOMPLETE_OK
"""
Check cmake listfile for lint
"""
from __future__ import unicode_literals
import argparse
import io
import logging
import os
import sys
import cmakelang
from cmakelang import common
from cmakelang.format import __main__
from cmakelang import configuration
from cmakelang import lex
from cmakelang import parse
from cmakelang.lint import basic_checker
from cmakelang.lint import lint_util
logger = logging.getLogger(__name__)
def process_file(config, local_ctx, infile_content):
"""
Parse the input cmake file, re-format it, and print to the output file.
"""
if config.format.line_ending == 'auto':
detected = __main__.detect_line_endings(infile_content)
config = config.clone()
config.set_line_ending(detected)
checker = basic_checker.LintChecker(config, local_ctx)
checker.check_basics(infile_content)
tokens = lex.tokenize(infile_content)
checker.check_tokens(tokens)
parse_db = parse.funs.get_parse_db()
parse_db.update(parse.funs.get_funtree(config.parse.fn_spec))
ctx = parse.ParseContext(parse_db, local_ctx, config)
parse_tree = parse.parse(tokens, ctx)
parse_tree.build_ancestry()
checker.check_parse_tree(parse_tree)
def setup_argparse(argparser):
argparser.add_argument('-v', '--version', action='version',
version=cmakelang.__version__)
argparser.add_argument(
'-l', '--log-level', default="info",
choices=["error", "warning", "info", "debug"])
mutex = argparser.add_mutually_exclusive_group()
mutex.add_argument('--dump-config', choices=['yaml', 'json', 'python'],
default=None, const='python', nargs='?',
help='If specified, print the default configuration to '
'stdout and exit')
mutex.add_argument('-o', '--outfile-path', default=None,
help='Write errors to this file. '
'Default is stdout.')
argparser.add_argument(
"--no-help", action="store_false", dest="with_help",
help="When used with --dump-config, will omit helptext comments in the"
" output"
)
argparser.add_argument(
"--no-default", action="store_false", dest="with_defaults",
help="When used with --dump-config, will omit any unmodified "
"configuration value."
)
argparser.add_argument(
"--suppress-decorations", action="store_true",
help="Suppress the file title decoration and summary statistics")
argparser.add_argument(
'-c', '--config-files', nargs='+',
help='path to configuration file(s)')
argparser.add_argument('infilepaths', nargs='*')
configuration.Configuration().add_to_argparser(argparser)
USAGE_STRING = """
cmake-lint [-h]
[--dump-config {yaml,json,python} | -o OUTFILE_PATH]
[-c CONFIG_FILE]
infilepath [infilepath ...]
"""
def get_argparser():
arg_parser = argparse.ArgumentParser(
prog='cmake-lint',
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter,
usage=USAGE_STRING)
setattr(arg_parser, 'man_short_description', __doc__.strip().splitlines()[0])
setup_argparse(arg_parser)
return arg_parser
def inner_main():
"""Parse arguments, open files, start work."""
logging.basicConfig(level=logging.INFO, format="%(levelname)s %(message)s")
argparser = get_argparser()
try:
import argcomplete
argcomplete.autocomplete(argparser)
except ImportError:
pass
args = argparser.parse_args()
logging.getLogger().setLevel(getattr(logging, args.log_level.upper()))
if args.dump_config:
config_dict = __main__.get_config(os.getcwd(), args.config_files)
__main__.dump_config(args, config_dict, sys.stdout)
sys.exit(0)
if args.outfile_path is None:
args.outfile_path = '-'
if '-' in args.infilepaths:
assert len(args.infilepaths) == 1, \
"You cannot mix stdin as an input with other input files"
if args.outfile_path == '-':
outfile = io.open(os.dup(sys.stdout.fileno()),
mode='w', encoding="utf-8", newline='')
else:
outfile = io.open(args.outfile_path, 'w', encoding="utf-8", newline='')
global_ctx = lint_util.GlobalContext(outfile)
returncode = 0
argdict = __main__.get_argdict(args)
for infile_path in args.infilepaths:
# NOTE(josh): have to load config once for every file, because we may pick
# up a new config file location for each path
if infile_path == '-':
config_dict = __main__.get_config(os.getcwd(), args.config_files)
else:
config_dict = __main__.get_config(infile_path, args.config_files)
config_dict.update(argdict)
cfg = configuration.Configuration(**config_dict)
if infile_path == '-':
infile_path = os.dup(sys.stdin.fileno())
try:
infile = io.open(
infile_path, mode='r', encoding=cfg.encode.input_encoding, newline='')
except (IOError, OSError):
logger.error("Failed to open %s for read", infile_path)
returncode = 1
continue
try:
with infile:
intext = infile.read()
except UnicodeDecodeError:
logger.error(
"Unable to read %s as %s", infile_path, cfg.encode.input_encoding)
returncode = 1
continue
local_ctx = global_ctx.get_file_ctx(infile_path, cfg)
process_file(cfg, local_ctx, intext)
if not args.suppress_decorations:
outfile.write("{}\n{}\n".format(infile_path, "=" * len(infile_path)))
local_ctx.writeout(outfile)
if not args.suppress_decorations:
outfile.write("\n")
if local_ctx.has_lint():
returncode = 1
if not args.suppress_decorations:
global_ctx.write_summary(outfile)
outfile.close()
return returncode
def main():
try:
return inner_main()
except SystemExit:
return 0
except common.UserError as ex:
logger.fatal(ex.msg)
return 1
except common.InternalError as ex:
logger.exception(ex.msg)
return 2
except AssertionError as ex:
logger.exception(
"An internal error occured. Please consider filing a bug report at "
"github.com/cheshirekow/cmakelang/issues")
return 2
except: # pylint: disable=bare-except
logger.exception(
"An internal error occured. Please consider filing a bug report at "
"github.com/cheshirekow/cmakelang/issues")
return 2
if __name__ == "__main__":
sys.exit(main())
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