mirror of
https://github.com/thegeeklab/ansible-later.git
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83 lines
2.7 KiB
Python
83 lines
2.7 KiB
Python
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"""
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Provide the Reporter class.
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"""
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import re
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import sys
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class Reporter(object):
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"""
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Formats the results of pyflakes checks to users.
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"""
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def __init__(self, warningStream, errorStream):
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"""
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Construct a L{Reporter}.
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@param warningStream: A file-like object where warnings will be
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written to. The stream's C{write} method must accept unicode.
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C{sys.stdout} is a good value.
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@param errorStream: A file-like object where error output will be
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written to. The stream's C{write} method must accept unicode.
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C{sys.stderr} is a good value.
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"""
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self._stdout = warningStream
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self._stderr = errorStream
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def unexpectedError(self, filename, msg):
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"""
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An unexpected error occurred trying to process C{filename}.
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@param filename: The path to a file that we could not process.
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@ptype filename: C{unicode}
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@param msg: A message explaining the problem.
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@ptype msg: C{unicode}
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"""
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self._stderr.write("%s: %s\n" % (filename, msg))
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def syntaxError(self, filename, msg, lineno, offset, text):
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"""
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There was a syntax error in C{filename}.
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@param filename: The path to the file with the syntax error.
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@ptype filename: C{unicode}
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@param msg: An explanation of the syntax error.
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@ptype msg: C{unicode}
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@param lineno: The line number where the syntax error occurred.
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@ptype lineno: C{int}
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@param offset: The column on which the syntax error occurred, or None.
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@ptype offset: C{int}
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@param text: The source code containing the syntax error.
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@ptype text: C{unicode}
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"""
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line = text.splitlines()[-1]
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if offset is not None:
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if sys.version_info < (3, 8):
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offset = offset - (len(text) - len(line)) + 1
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self._stderr.write('%s:%d:%d: %s\n' %
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(filename, lineno, offset, msg))
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else:
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self._stderr.write('%s:%d: %s\n' % (filename, lineno, msg))
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self._stderr.write(line)
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self._stderr.write('\n')
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if offset is not None:
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self._stderr.write(re.sub(r'\S', ' ', line[:offset - 1]) +
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"^\n")
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def flake(self, message):
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"""
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pyflakes found something wrong with the code.
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@param: A L{pyflakes.messages.Message}.
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"""
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self._stdout.write(str(message))
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self._stdout.write('\n')
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def _makeDefaultReporter():
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"""
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Make a reporter that can be used when no reporter is specified.
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"""
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return Reporter(sys.stdout, sys.stderr)
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