61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
import os
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import re
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from subprocess import Popen, PIPE, STDOUT
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from method import Method, Argument
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from method.vc import VcBlame
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try:
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from mercurial import hg, ui
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from mercurial import commands as hgc
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has_hg = True
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except ImportError:
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has_hg = False
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class HgBase(object):
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def _hg_check(self, w):
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if not has_hg:
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w.set_error("Mercurial is not installed")
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return False
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elif not hasattr(w.buffer, 'path'):
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w.set_error("Buffer has no corresponding file")
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return False
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else:
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return True
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def _hg_init(self, **kwargs):
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ui_imp = ui.ui(**kwargs)
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ui_imp.pushbuffer()
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repo = hg.repository(ui=ui_imp, path='.')
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return ui_imp, repo
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class HgBlame(VcBlame, HgBase):
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"""Show buffer annotated with hg metadata"""
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num_fields = 3
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# user, rev, [changeset], date, content
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line_re = re.compile(r'^ *([^ ]+) +(\d+) +[^ ]+ +(\d{4}-\d{2}-\d{2}): (.*)\n$')
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prefix_fmt = '[g:d:*]%*s [c:d:*]%*s [b:d:*]%*s[d:d:*]'
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_is_method = True
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def _open_pipe(self, w, **vargs):
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cmd = ("hg", 'blame', '-cnudq', w.buffer.path)
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return Popen(cmd, stdin=PIPE, stdout=PIPE, stderr=PIPE)
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class HgLog(Method, HgBase):
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"""Show hg log for this buffer"""
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def _execute(self, w, **vargs):
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if not self._hg_check(w):
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return
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ui_imp, repo = self._hg_init()
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hgc.log(ui_imp, repo, user=None, rev=None, date=None)
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s = ''.join(ui_imp.popbuffer())
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w.application.data_buffer('*Log*', s, switch_to=True)
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class HgDiff(Method, HgBase):
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"""Diff the current file with the version in Mercurial"""
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def _execute(self, w, **vargs):
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if not self._hg_check(w):
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return
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ui_imp, repo = self._hg_init()
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hgc.diff(ui_imp, repo, w.buffer.path)
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s = ''.join(ui_imp.popbuffer())
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w.application.data_buffer("*Diff*", s, switch_to=True, modename='diff')
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