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https://github.com/gryf/.vim.git
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86 lines
2.4 KiB
Python
Executable File
86 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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This script can be used as a pylint command replacement, especially useful as
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a "make" command for VIm
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"""
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import sys
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import re
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from StringIO import StringIO
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from optparse import OptionParser
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from pylint import lint
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from pylint.reporters.text import TextReporter
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SYS_STDERR = sys.stderr
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DUMMY_STDERR = StringIO()
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CONF_MSG = 'No config file found, using default configuration\n'
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def parsable_pylint(filename):
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"""
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Simple wrapper for pylint checker. Provides nice, parseable output.
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filename - python fileneame to check
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returns list of dicts of errors, i.e.:
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[{'lnum': 5, 'col': 10, 'type': 'C0324', text: 'Comma not followed by a space'},
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....
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]
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"""
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# args
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args = ['-rn', # display only the messages instead of full report
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'-iy', # Include message's id in output
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filename]
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buf = StringIO() # file-like buffer, instead of stdout
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reporter = TextReporter(buf)
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sys.stderr = DUMMY_STDERR
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lint.Run(args, reporter=reporter, exit=False)
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sys.stderr = SYS_STDERR
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DUMMY_STDERR.seek(0)
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error_list = DUMMY_STDERR.readlines()
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DUMMY_STDERR.truncate(0)
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if error_list and CONF_MSG in error_list:
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error_list.remove(CONF_MSG)
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if error_list:
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raise Exception(''.join(error_list))
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buf.seek(0)
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code_line = {}
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error_list = []
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carriage_re = re.compile(r'\s*\^+$')
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error_re = re.compile(r'^([C,R,W,E,F].+):\s+?([0-9]+):?.*:\s(.*)$')
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for line in buf:
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line = line.rstrip() # remove trailing newline character
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if error_re.match(line):
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if code_line:
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error_list.append(code_line)
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code_line = {}
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code_line['type'], code_line['lnum'], code_line['text'] = \
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error_re.match(line).groups()
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if carriage_re.match(line) and code_line:
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code_line['col'] = carriage_re.match(line).group().find('^') + 1
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return error_list
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if __name__ == "__main__":
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parser = OptionParser("usage: %prog python_file")
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(options, args) = parser.parse_args()
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if len(args) == 1:
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for line in parsable_pylint(args[0]):
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line['short'] = line['type'][0]
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line['fname'] = args[0]
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if 'col' in line:
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out = "%(fname)s: %(short)s: %(lnum)s: %(col)s: %(type)s %(text)s"
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else:
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out = "%(fname)s: %(short)s: %(lnum)s: 0: %(type)s %(text)s"
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print out % line
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