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"""Lint module."""
from __future__ import print_function
import sys
import codecs
import buildscripts.cpplint as cpplint
import buildscripts.utils as utils
class CheckForConfigH(object):
"""CheckForConfigH class."""
def __init__(self):
"""Initialize CheckForConfigH."""
self.found_configh = False
def __call__(self, filename, clean_lines, line_num, error):
"""Check for a config file."""
if self.found_configh:
return
cur_line = clean_lines.elided[line_num]
self.found_configh = cur_line.startswith('#include "mongo/config.h"')
if not self.found_configh and "MONGO_CONFIG_" in cur_line:
error(filename, line_num, 'build/config_h_include', 5,
'MONGO_CONFIG define used without prior inclusion of config.h.')
def run_lint(paths, nudge_on=False):
"""Run lint."""
# errors are as of 10/14
# idea is not to let it any new type of error
# as we knock one out, we should remove line
# note: not all of these are things we want, so please check first
nudge = [] # things we'd like to turn on sson, so don't make worse
later = [] # things that are unlikely anytime soon, so meh
never = [] # things we totally disagree with
nudge.append('-build/c++11') # errors found: 6
never.append('-build/header_guard') # errors found: 345
nudge.append('-build/include') # errors found: 924
nudge.append('-build/include_order') # errors found: 511
nudge.append('-build/include_what_you_use') # errors found: 986
nudge.append('-build/namespaces') # errors found: 131
never.append('-readability/braces') # errors found: 880
later.append('-readability/casting') # errors found: 748
nudge.append('-readability/check') # errors found: 7
nudge.append('-readability/fn_size') # errors found: 1
nudge.append('-readability/function') # errors found: 49
nudge.append('-readability/inheritance') # errors found: 7
nudge.append('-readability/multiline_comment') # errors found: 1
later.append('-readability/namespace') # errors found: 876
later.append('-readability/streams') # errors found: 72
later.append('-readability/todo') # errors found: 309
nudge.append('-runtime/arrays') # errors found: 5
later.append('-runtime/explicit') # errors found: 322
never.append('-runtime/indentation_namespace') # errors found: 4601
later.append('-runtime/int') # errors found: 1420
later.append('-runtime/printf') # errors found: 29
nudge.append('-runtime/references') # errors found: 1338
nudge.append('-runtime/string') # errors found: 6
nudge.append('-runtime/threadsafe_fn') # errors found: 46
never.append('-whitespace/blank_line') # errors found: 2080
never.append('-whitespace/braces') # errors found: 962
later.append('-whitespace/comma') # errors found: 621
later.append('-whitespace/comments') # errors found: 2189
nudge.append('-whitespace/empty_loop_body') # errors found: 19
later.append('-whitespace/end_of_line') # errors found: 4340
later.append('-whitespace/line_length') # errors found: 14500
never.append('-whitespace/indent') # errors found: 4108
later.append('-whitespace/newline') # errors found: 1520
nudge.append('-whitespace/operators') # errors found: 2297
never.append('-whitespace/parens') # errors found: 49058
nudge.append('-whitespace/semicolon') # errors found: 121
nudge.append('-whitespace/tab') # errors found: 233
filters = later + never
if not nudge_on:
filters = filters + nudge
source_files = []
for path in paths:
utils.get_all_source_files(source_files, path)
args = \
["--linelength=100", "--filter=" + ",".join(filters), "--counting=detailed"] + source_files
filenames = cpplint.ParseArguments(args)
def _our_is_test_filename(file_name):
if file_name.find("dbtests") >= 0:
return True
if file_name.endswith("_test.cpp"):
return True
return False
# pylint: disable=protected-access
cpplint._IsTestFilename = _our_is_test_filename
# Change stderr to write with replacement characters so we don't die
# if we try to print something containing non-ASCII characters.
sys.stderr = codecs.StreamReaderWriter(sys.stderr, codecs.getreader('utf8'),
codecs.getwriter('utf8'), 'replace')
cpplint._cpplint_state.ResetErrorCounts()
for filename in filenames:
config_h_check_obj = CheckForConfigH()
cpplint.ProcessFile(filename, cpplint._cpplint_state.verbose_level,
extra_check_functions=[config_h_check_obj])
cpplint._cpplint_state.PrintErrorCounts()
return cpplint._cpplint_state.error_count == 0
# pylint: enable=protected-access
def main():
"""Execute Main program."""
paths = []
nudge = False
for arg in sys.argv[1:]:
if arg.startswith("--"):
arg = arg[2:]
if arg == "nudge":
nudge = True
continue
else:
print("unknown arg [%s]" % arg)
sys.exit(-1)
paths.append(arg)
if not paths:
paths.append("src/mongo/")
if not run_lint(paths, nudge):
sys.exit(-1)
if __name__ == "__main__":
main()
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