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75 lines
3.2 KiB
Python
75 lines
3.2 KiB
Python
# Copyright (C) 2010 Chris Jerdonek (cjerdonek@webkit.org)
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""Supports style checking not specific to any one file type."""
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# FIXME: Test this list in the same way that the list of CppChecker
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# categories is tested, for example by checking that all of its
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# elements appear in the unit tests. This should probably be done
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# after moving the relevant cpp_unittest.ErrorCollector code
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# into a shared location and refactoring appropriately.
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categories = set([
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"whitespace/carriage_return",
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"whitespace/tab"])
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class CarriageReturnChecker(object):
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"""Supports checking for and handling carriage returns."""
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def __init__(self, handle_style_error):
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self._handle_style_error = handle_style_error
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def check(self, lines):
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"""Check for and strip trailing carriage returns from lines."""
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for line_number in range(len(lines)):
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if not lines[line_number].endswith("\r"):
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continue
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self._handle_style_error(line_number + 1, # Correct for offset.
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"whitespace/carriage_return",
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1,
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"One or more unexpected \\r (^M) found; "
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"better to use only a \\n")
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lines[line_number] = lines[line_number].rstrip("\r")
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return lines
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class TabChecker(object):
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"""Supports checking for and handling tabs."""
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def __init__(self, file_path, handle_style_error):
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self.file_path = file_path
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self.handle_style_error = handle_style_error
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def check(self, lines):
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# FIXME: share with cpp_style.
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for line_number, line in enumerate(lines):
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if "\t" in line:
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self.handle_style_error(line_number + 1,
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"whitespace/tab", 5,
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"Line contains tab character.")
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