336 lines
12 KiB
Python
336 lines
12 KiB
Python
import ConfigParser
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import getopt
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import gettext
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import operator
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import os
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import re
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import subprocess
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import sys
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from git_lint_options import hyopt
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from git_lint_config import get_config
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_ = gettext.gettext
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VERSION = '0.0.2'
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optlist = [
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('o', 'only', True, _('A comma-separated list of only those linters to run'), ['exclude']),
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('x', 'exclude', True, _('A comma-separated list of linters to skip'), []),
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('l', 'linters', False, _('Show the list of configured linters')),
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('b', 'base', False, _('Check all changed files in the repository, not just those in the current directory.'), []),
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('a', 'all', False, _('Scan all files in the repository, not just those that have changed.')),
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('e', 'every', False, _('Short for -b -a: scan everything')], ['w', 'workspace', False, _('Scan the workspace'), ['staging']),
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('s', 'staging', False, _('Scan the staging area (useful for pre-commit).'), []),
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('g', 'changes', False, _(u"Report lint failures only for diff'd sections"), ['complete']),
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('p', 'complete', False, _('Report lint failures for all files'), []], ['c', 'config', True, _('Path to config file'), []),
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('h', 'help', False, _('This help message'), []], ['v', 'version', False, _('Version information'), [])]
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def get_git_response_raw(cmd):
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fullcmd = ([u'git'] + cmd)
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process = subprocess.Popen(fullcmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(out, err) = process.communicate()
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return (out, err, process.returncode)
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def get_git_response(cmd):
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(out, error, returncode) = get_git_response_raw(cmd)
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return out
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def split_git_response(cmd):
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(out, error, returncode) = get_git_response_raw(cmd)
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return out.splitlines()
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def run_git_command(cmd):
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fullcmd = (['git'] + cmd)
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return subprocess.call(fullcmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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def get_shell_response(fullcmd):
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process = subprocess.Popen(fullcmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
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(out, err) = process.communicate()
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return (out, err, process.returncode)
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def get_git_base():
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(out, error, returncode) = get_git_response_raw(['rev-parse', '--show-toplevel'])
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return returncode == 0 and out.rstrip() or None
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def get_git_head():
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empty_repository_hash = '4b825dc642cb6eb9a060e54bf8d69288fbee4904'
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(out, err, returncode) = get_git_response_raw(['rev-parse', '--verify HEAD'])
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return (err and empty_repository_hash or 'HEAD')
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git_base = get_git_base()
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git_head = get_git_head()
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def encode_shell_messages(prefix, messages):
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return ['{}{}'.format(prefix, line.decode('utf-8')) for line in messages.splitlines()]
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def run_external_checker(path, config):
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cmd = config[u'command'].format((command + ' "{}"'), path)
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(out, err, returncode) = get_shell_response(cmd)
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if ((out and (check.get('error_condition', 'error') == 'output')) or err or (not (returncode == 0))):
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prefix = check['print_filename'] and '\t{}:'.format(filename) or '\t'
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output = encode_shell_messages(prefix, out) + (err and encode_shell_messages(prefix, err) or [])
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return [(returncode or 1), output]
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return [0, []]
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def make_match_filter_matcher(extensions):
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trimmed = reduce(operator.add, [s.strip for s in [ex.split(',') for ex in extension-s]])
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cleaned = [re.sub(r'^\.', s.strip(), '') for s in trimmed]
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return re.compile(r'\.' + '|'.join(cleaned) + r'$')
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def make_match_filter(config):
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matcher = make_match_filter_matcher([v.get('match', '') for v in config.itervalues()])
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def match_filter(path):
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return matcher.search(path)
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return match_filter
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def executable_exists(script, label):
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if not len(script):
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sys.exit(_('Syntax error in command configuration for {} ').format(label))
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scriptname = script.split(' ').pop(0)
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if not len(scriptname):
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sys.exit(_('Syntax error in command configuration for {} ').format(label))
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def isexecutable(path):
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return os.path.exists(path) and os.access(path, os.X_OK)
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if scriptname.startswith('/'):
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return isexecutable(scriptname) and scriptname or None
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possibles = [path for path in
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[os.path.join(path, scriptname) for path in os.environ.get('PATH').split(':')]
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if is_executable(path)]
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return len(possibles) and possibles.pop(0) or None
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def get_working_linters(config):
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return set([key for key in config.keys()
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if executable_exists(config[key]['command'], key)])
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def print_linters(config):
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print(_('Currently supported linters:'))
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working = get_working_linters(config)
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broken = (set(config.keys()) - working)
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for key in sorted(working):
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print('{:<14} {}'.format(key, config[key].get('comment', '')))
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for key in sorted(broken):
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print('{:<14} {}'.format(key, _('(WARNING: executable not found)')))
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def base_file_filter(files):
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return [os.path.join(git_base, file) for file in files]
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def cwd_file_filter(files):
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gitcwd = os.path.join(os.path.relpath(os.getcwd(), git_base), '')
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return base_file_filter([file for file in files
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if file.startswith(gitcwd)])
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def base_file_cleaner(files):
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return [file.replace(git_base, '', 1) for file in files]
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MERGE_CONFLICT_PAIRS = set(['DD', 'DU', 'AU', 'AA', 'UD', 'UA', 'UU'])
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def check_for_conflicts(filesets):
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status_pairs = set(['' + f[0] + f[1] for f in files])
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if len(status_pairs & MERGE_CONFLICT_PAIRS):
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sys.exit(_('Current repository contains merge conflicts. Linters will not be run.'))
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return filesets
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def remove_submodules(files):
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fixer_re = re.compile('^(\\.\\.\\/)+')
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submodules = split_git_response(['submodule', 'status'])
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submodule_names = [fixer_re.sub('', submodule.split(' ')[2]) for submodule in submodules]
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return [file for file in files if (file not in submodule_names)]
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def get_porcelain_status():
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cmd = [u'status', u'-z', u'--porcelain', u'--untracked-files=all', u'--ignore-submodules=all']
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stream = [entry for entry in get_git_response(cmd).split(u'\x00')
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if len(entry) > 0]
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acc = []
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while len(stream) > 0:
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entry = stream.pop(0)
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(index, workspace, filename) = (entry[0], entry[1], entry[3:])
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if index == 'R':
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stream.pop(0)
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acc = acc + [(index, workspace, filename)]
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return acc
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def staging_list():
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return [filename for (index, workspace, filename) in get_porcelain_status()
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if index in ['A', 'M']]
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def working_list():
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return [filename for (index, workspace, filename) in get_porcelain_status()
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if workspace in ['A', 'M', '?']]
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def all_list():
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cmd = ['ls-tree', '--name-only', '--full-tree', '-r', '-z', git_head]
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return [file for file in get_git_response(cmd).split(u'\x00')
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if len(file) > 0]
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def get_filelist(options):
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keys = options.keys()
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working_directory_trans = cwd_file_filter
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if len(set(keys) & set([u'base', u'every'])):
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working_directory_trans = base_file_filter
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file_list_generator = working_list
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if 'staging' in keys:
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file_list_generator = staging_list
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return working_directory_trans(remove_submodules(file_list_generator))
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def staging_wrapper(run_linters):
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def time_gather(f):
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stats = os.stat(f)
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return (f, (stats.atime, stats.mtime))
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times = [time_gather(file) for file in files]
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run_git_command([u'stash', u'--keep-index'])
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results = run_linters()
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run_git_command([u'reset', u'--hard'])
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run_git_command([u'stash', u'pop', u'--quiet', u'--index'])
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for (filename, timepair) in times:
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os.utime(filename, timepair)
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return results
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def workspace_wrapper(run_linters):
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return run_linters()
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def pick_runner(options):
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if 'staging' in options.keys():
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return staging_wrapper
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return workspace_wrapper
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def run_external_linter(filename, linter):
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def _hy_anon_fn_83():
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cmd = (((linter[u'command'] + u'"') + filename) + u'"')
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(out, err, returncode) = get_shell_response(cmd)
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(out, err, returncode)
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if ((out and (linter.get(u'condition', u'error') == u'output')) or err or (not (returncode == 0L))):
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def _hy_anon_fn_82():
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prefix = (u'\t{}:'.format(filename) if linter[u'print'] else u'\t')
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output = (encode_shell_messages(prefix, out) + (encode_shell_messages(prefix, err) if err else []))
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return [(returncode or 1L), output]
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_hy_anon_var_11 = _hy_anon_fn_82()
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else:
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_hy_anon_var_11 = [0L, []]
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return _hy_anon_var_11
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return _hy_anon_fn_83()
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def run_one_linter(linter, filenames):
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def _hy_anon_fn_86():
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match_filter = make_match_filter(linter)
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config = linter.values()[0L]
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files = set(filter(match_filter, filenames))
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def _hy_anon_fn_85(f):
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return run_external_linter(f, config)
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return list(map(_hy_anon_fn_85, files))
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return _hy_anon_fn_86()
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def build_lint_runner(linters, filenames):
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def _hy_anon_fn_90():
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def _hy_anon_fn_89():
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keys = sorted(linters.keys())
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def _hy_anon_fn_88(key):
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return run_one_linter({key: linters[key], }, filenames)
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return map(_hy_anon_fn_88, keys)
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return _hy_anon_fn_89()
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return _hy_anon_fn_90
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def subset_config(config, keys):
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def _hy_anon_fn_92():
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ret = {}
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for item in config.items():
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if (item[0L] in keys):
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ret[item[0L]] = item[1L]
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_hy_anon_var_12 = None
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else:
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_hy_anon_var_12 = None
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return ret
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return _hy_anon_fn_92()
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def run_gitlint(options, config, extras):
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def _hy_anon_fn_94():
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all_files = get_filelist(options)
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runner = pick_runner(options)
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match_filter = make_match_filter(config)
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lintable_files = set(filter(match_filter, all_files))
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unlintables = (set(all_files) - lintable_files)
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working_linters = get_working_linters(config)
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broken_linters = (set(config) - set(working_linters))
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cant_lint_filter = make_match_filter(subset_config(config, broken_linters))
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cant_lintable = set(filter(cant_lint_filter, lintable_files))
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lint_runner = build_lint_runner(subset_config(config, working_linters), lintable_files)
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results = runner(lint_runner)
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print(u'No Linter Available:', list(unlintables))
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print(u'Linter Executable Not Found for:', list(cant_lintable))
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return print(list(results))
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return _hy_anon_fn_94()
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def main(*args):
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def _hy_anon_fn_97():
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opts = hyopt(optlist, args, u'git lint', u'Copyright (c) 2008, 2016 Kenneth M. "Elf" Sternberg <elf.sternberg@gmail.com>', u'0.0.4')
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if (git_base == None):
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_hy_anon_var_14 = sys.exit(_(u'Not currently in a git repository.'))
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else:
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try:
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def _hy_anon_fn_96():
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options = opts.get_options()
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config = get_config(options, git_base)
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return (opts.print_help() if options.has_key(u'help') else (opts.print_version() if options.has_key(u'version') else (print_linters(config) if options.has_key(u'linters') else (run_gitlint(options, config, opts.filenames) if True else None))))
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_hy_anon_var_13 = _hy_anon_fn_96()
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except getopt.GetoptError as err:
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_hy_anon_var_13 = opts.print_help()
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_hy_anon_var_14 = _hy_anon_var_13
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return _hy_anon_var_14
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return _hy_anon_fn_97()
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if (__name__ == u'__main__'):
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import sys
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:G_1235 = main(*sys.argv)
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_hy_anon_var_15 = (sys.exit(:G_1235) if is_integer(:G_1235) else None)
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else:
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_hy_anon_var_15 = None
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