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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /tools/check-moz-style/checkmozstyle.py | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'tools/check-moz-style/checkmozstyle.py')
-rwxr-xr-x | tools/check-moz-style/checkmozstyle.py | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/tools/check-moz-style/checkmozstyle.py b/tools/check-moz-style/checkmozstyle.py new file mode 100755 index 000000000..d8261aec5 --- /dev/null +++ b/tools/check-moz-style/checkmozstyle.py @@ -0,0 +1,172 @@ +#!/usr/bin/python +# +# Copyright (C) 2009 Google Inc. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +"""Script to run the linter for source code of WebKit.""" + +import os +import os.path +import re +import sys + +import modules.cpplint as cpplint +from modules.diff_parser import DiffParser +from modules.scm import detect_scm_system + + +# Override the usage of the lint tool. +cpplint._USAGE = """ +Syntax: %(program_name)s [--verbose=#] [--git-commit=<COMMITISH>] [--output=vs7] [--filter=-x,+y,...] + + The style guidelines this tries to follow are those in + http://webkit.org/coding/coding-style.html + + Every problem is given a confidence score from 1-5, with 5 meaning we are + certain of the problem, and 1 meaning it could be a legitimate construct. + This will miss some errors, and is not a substitute for a code review. + + To prevent specific lines from being linted, add a '// NOLINT' comment to the + end of the line. + + Linted extensions are .cpp, .c and .h. Other file types will be ignored. + + Flags: + + verbose=# + Specify a number 0-5 to restrict errors to certain verbosity levels. + + git-commit=<COMMITISH> + Check style for a specified git commit. + Note that the program checks style based on current local file + instead of actual diff of the git commit. So, if the files are + updated after the specified git commit, the information of line + number may be wrong. + + output=vs7 + By default, the output is formatted to ease emacs parsing. Visual Studio + compatible output (vs7) may also be used. Other formats are unsupported. + + filter=-x,+y,... + Specify a comma-separated list of category-filters to apply: only + error messages whose category names pass the filters will be printed. + (Category names are printed with the message and look like + "[whitespace/indent]".) Filters are evaluated left to right. + "-FOO" and "FOO" means "do not print categories that start with FOO". + "+FOO" means "do print categories that start with FOO". + + Examples: --filter=-whitespace,+whitespace/braces + --filter=whitespace,runtime/printf,+runtime/printf_format + --filter=-,+build/include_what_you_use + + To see a list of all the categories used in %(program_name)s, pass no arg: + --filter= +""" % {'program_name': sys.argv[0]} + +def process_patch(patch_string, root, cwd, scm): + """Does lint on a single patch. + + Args: + patch_string: A string of a patch. + """ + patch = DiffParser(patch_string.splitlines()) + + if not len(patch.files): + cpplint.error("patch", 0, "patch/notempty", 3, + "Patch does not appear to diff against any file.") + return + + if not patch.status_line: + cpplint.error("patch", 0, "patch/nosummary", 3, + "Patch does not have a summary.") + else: + proper_format = re.match(r"^Bug [0-9]+ - ", patch.status_line) + if not proper_format: + proper_format = re.match(r"^No bug - ", patch.status_line) + cpplint.error("patch", 0, "patch/bugnumber", 3, + "Patch summary should begin with 'Bug XXXXX - ' " + + "or 'No bug -'.") + + if not patch.patch_description: + cpplint.error("patch", 0, "patch/nodescription", 3, + "Patch does not have a description.") + + for filename, diff in patch.files.iteritems(): + file_extension = os.path.splitext(filename)[1] + + if file_extension in ['.cpp', '.c', '.h']: + line_numbers = set() + orig_filename = filename + + def error_for_patch(filename, line_number, category, confidence, + message): + """Wrapper function of cpplint.error for patches. + + This function outputs errors only if the line number + corresponds to lines which are modified or added. + """ + if not line_numbers: + for line in diff.lines: + # When deleted line is not set, it means that + # the line is newly added. + if not line[0]: + line_numbers.add(line[1]) + + if line_number in line_numbers: + cpplint.error(orig_filename, line_number, + category, confidence, message) + + cpplint.process_file(os.path.join(root, filename), + relative_name=orig_filename, + error=error_for_patch) + + +def main(): + cpplint.use_mozilla_styles() + + (args, flags) = cpplint.parse_arguments(sys.argv[1:], ["git-commit="]) + if args: + sys.stderr.write("ERROR: We don't support files as arguments for " + + "now.\n" + cpplint._USAGE) + sys.exit(1) + + cwd = os.path.abspath('.') + scm = detect_scm_system(cwd) + root = scm.find_checkout_root(cwd) + + if "--git-commit" in flags: + process_patch(scm.create_patch_from_local_commit(flags["--git-commit"]), root, cwd, scm) + else: + process_patch(scm.create_patch(), root, cwd, scm) + + sys.stderr.write('Total errors found: %d\n' % cpplint.error_count()) + sys.exit(cpplint.error_count() > 0) + + +if __name__ == "__main__": + main() |