annotate contrib/debugshell.py @ 45628:7f033a587414

log: extract function that builds (revs, makefilematcher) from walkopts "hg grep" and "hg churn" will use this interface.
author Yuya Nishihara <yuya@tcha.org>
date Thu, 10 Sep 2020 17:44:34 +0900
parents 86e4daa2d54c
children 6000f5b25c9b
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1 # debugshell extension
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2 """a python shell with repo, changelog & manifest objects"""
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3
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4 from __future__ import absolute_import
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5 import code
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6 import mercurial
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7 import sys
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8 from mercurial import (
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9 demandimport,
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10 pycompat,
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11 registrar,
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12 )
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13
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14 cmdtable = {}
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15 command = registrar.command(cmdtable)
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17
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18 def pdb(ui, repo, msg, **opts):
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19 objects = {
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20 'mercurial': mercurial,
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21 'repo': repo,
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22 'cl': repo.changelog,
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23 'mf': repo.manifestlog,
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24 }
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25
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26 code.interact(msg, local=objects)
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29 def ipdb(ui, repo, msg, **opts):
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30 import IPython
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31
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32 cl = repo.changelog
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33 mf = repo.manifestlog
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34 cl, mf # use variables to appease pyflakes
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35
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36 IPython.embed()
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38
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39 @command(b'debugshell|dbsh', [])
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40 def debugshell(ui, repo, **opts):
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41 bannermsg = "loaded repo : %s\n" "using source: %s" % (
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42 pycompat.sysstr(repo.root),
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43 mercurial.__path__[0],
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44 )
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45
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46 pdbmap = {'pdb': 'code', 'ipdb': 'IPython'}
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47
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48 debugger = ui.config(b"ui", b"debugger")
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49 if not debugger:
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50 debugger = 'pdb'
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51 else:
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52 debugger = pycompat.sysstr(debugger)
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53
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54 # if IPython doesn't exist, fallback to code.interact
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55 try:
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56 with demandimport.deactivated():
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57 __import__(pdbmap[debugger])
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58 except ImportError:
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59 ui.warnnoi18n(
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60 b"%s debugger specified but %s module was not found\n"
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61 % (debugger, pdbmap[debugger])
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62 )
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63 debugger = b'pdb'
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64
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65 getattr(sys.modules[__name__], debugger)(ui, repo, bannermsg, **opts)