Loads the configuration files and processes the config overrides. Args: filename: The name of the file being processed by the linter. Returns: False if the current |filename| should not be processed further.
(filename)
| 6046 | CheckForNewlineAtEOF(filename, lines, error) |
| 6047 | |
| 6048 | def ProcessConfigOverrides(filename): |
| 6049 | """ Loads the configuration files and processes the config overrides. |
| 6050 | |
| 6051 | Args: |
| 6052 | filename: The name of the file being processed by the linter. |
| 6053 | |
| 6054 | Returns: |
| 6055 | False if the current |filename| should not be processed further. |
| 6056 | """ |
| 6057 | |
| 6058 | abs_filename = os.path.abspath(filename) |
| 6059 | cfg_filters = [] |
| 6060 | keep_looking = True |
| 6061 | while keep_looking: |
| 6062 | abs_path, base_name = os.path.split(abs_filename) |
| 6063 | if not base_name: |
| 6064 | break # Reached the root directory. |
| 6065 | |
| 6066 | cfg_file = os.path.join(abs_path, "CPPLINT.cfg") |
| 6067 | abs_filename = abs_path |
| 6068 | if not os.path.isfile(cfg_file): |
| 6069 | continue |
| 6070 | |
| 6071 | try: |
| 6072 | with open(cfg_file) as file_handle: |
| 6073 | for line in file_handle: |
| 6074 | line, _, _ = line.partition('#') # Remove comments. |
| 6075 | if not line.strip(): |
| 6076 | continue |
| 6077 | |
| 6078 | name, _, val = line.partition('=') |
| 6079 | name = name.strip() |
| 6080 | val = val.strip() |
| 6081 | if name == 'set noparent': |
| 6082 | keep_looking = False |
| 6083 | elif name == 'filter': |
| 6084 | cfg_filters.append(val) |
| 6085 | elif name == 'exclude_files': |
| 6086 | # When matching exclude_files pattern, use the base_name of |
| 6087 | # the current file name or the directory name we are processing. |
| 6088 | # For example, if we are checking for lint errors in /foo/bar/baz.cc |
| 6089 | # and we found the .cfg file at /foo/CPPLINT.cfg, then the config |
| 6090 | # file's "exclude_files" filter is meant to be checked against "bar" |
| 6091 | # and not "baz" nor "bar/baz.cc". |
| 6092 | if base_name: |
| 6093 | pattern = re.compile(val) |
| 6094 | if pattern.match(base_name): |
| 6095 | sys.stderr.write('Ignoring "%s": file excluded by "%s". ' |
| 6096 | 'File path component "%s" matches ' |
| 6097 | 'pattern "%s"\n' % |
| 6098 | (filename, cfg_file, base_name, val)) |
| 6099 | return False |
| 6100 | elif name == 'linelength': |
| 6101 | global _line_length |
| 6102 | try: |
| 6103 | _line_length = int(val) |
| 6104 | except ValueError: |
| 6105 | sys.stderr.write('Line length must be numeric.') |
no test coverage detected