mirror of
https://github.com/facebook/sapling.git
synced 2024-10-07 15:27:13 +03:00
942f1d6a8b
Summary: 1) Export and variable setting on separate lines. 2) 80-col. Test Plan: python ../../hg-crew/tests/run-tests.py --with-hg ../../hg-crew/hg test-manifestdiskcache.t test-check-code.t Reviewers: #sourcecontrol, rmcelroy Reviewed By: rmcelroy Subscribers: rmcelroy, ikostia, mitrandir Differential Revision: https://phabricator.fb.com/D2903291 Signature: t1:2903291:1454630884:b51a536e05c59a84e3ac1d1bc91e5e1952edee6f
497 lines
16 KiB
Python
497 lines
16 KiB
Python
# smartlog.py
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#
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# Copyright 2013 Facebook, Inc.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from mercurial import util, cmdutil, graphmod, scmutil
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from mercurial import bookmarks, commands, error, revset
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from mercurial.extensions import wrapfunction
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from hgext import pager
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from mercurial.node import short, nullrev
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from mercurial.i18n import _
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import re
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import inspect
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pager.attended.append('smartlog')
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cmdtable = {}
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command = cmdutil.command(cmdtable)
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testedwith = 'internal'
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enabled = False
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commit_info = False
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hiddenchanges = 0
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def uisetup(ui):
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# Hide output for fake nodes
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def show(orig, self, ctx, copies, matchfn, props):
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if ctx.node() == "...":
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self.ui.write('\n\n\n')
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return
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res = orig(self, ctx, copies, matchfn, props)
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if commit_info and ctx == self.repo['.']:
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changes = ctx.p1().status(ctx)
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prefix = ['M', 'A', 'R', '!', '?', 'I', 'C']
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for i in range (0, len(prefix)):
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for f in changes[i]:
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self.ui.write(' ' + prefix[i] + ' ' + f + '\n')
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self.ui.write('\n')
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return res
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wrapfunction(cmdutil.changeset_printer, '_show', show)
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wrapfunction(cmdutil.changeset_templater, '_show', show)
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def ascii(orig, ui, state, type, char, text, coldata):
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# Show . for fake nodes
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if type == 'F':
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char = "."
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# Color the current commits. @ is too subtle
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if enabled and getattr(ui, '_colormode', '') == 'ansi':
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color = None
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if char == "@":
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color = "\033[35m"
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elif char == "x":
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color = "\033[30m\033[1m"
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if color is not None:
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text = [color + line + "\033[0m" for line in text]
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return orig(ui, state, type, char, text, coldata)
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wrapfunction(graphmod, 'ascii', ascii)
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def drawedges(orig, edges, nodeline, interline):
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orig(edges, nodeline, interline)
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if enabled:
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for (start, end) in edges:
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if start == end:
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# terrible hack, but this makes the line below
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# the commit marker (.) also be a .
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if '.' in nodeline:
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interline[2 * start] = "."
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wrapfunction(graphmod, '_drawedges', drawedges)
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revset.symbols['smartlog'] = smartlogrevset
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revset.safesymbols.add('smartlog')
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def sortnodes(nodes, parentfunc, masters):
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"""Topologically sorts the nodes, using the parentfunc to find
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the parents of nodes. Given a topological tie between children,
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any node in masters is chosen last."""
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nodes = set(nodes)
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childmap = {}
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parentmap = {}
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roots = []
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# Build a child and parent map
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for n in nodes:
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parents = [p for p in parentfunc(n) if p in nodes]
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parentmap[n] = set(parents)
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for p in parents:
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childmap.setdefault(p, set()).add(n)
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if not parents:
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roots.append(n)
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def childsort(x, y):
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xm = x in masters
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ym = y in masters
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# Process children in the master line last.
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# This makes them always appear on the left side of the dag,
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# resulting in a nice straight master line in the ascii output.
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if xm and not ym:
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return 1
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elif not xm and ym:
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return -1
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else:
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# If both children are not in the master line, show the oldest
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# first, so the graph is approximately in chronological order.
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return x - y
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# Process roots, adding children to the queue as they become roots
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results = []
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while roots:
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n = roots.pop(0)
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results.append(n)
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if n in childmap:
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children = list(childmap[n])
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# reverse=True here because we insert(0) below, resulting
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# in a reversed insertion of the children.
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children = sorted(children, reverse=True, cmp=childsort)
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for c in children:
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childparents = parentmap[c]
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childparents.remove(n)
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if len(childparents) == 0:
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# insert at the beginning, that way child nodes
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# are likely to be output immediately after their
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# parents.
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roots.insert(0, c)
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return results
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def getdag(ui, repo, revs, master):
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# Fake ctx that we stick in the dag so we can special case it later
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class fakectx(object):
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def __init__(self, rev):
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self._rev = rev
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def node(self):
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return "..."
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def obsolete(self):
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return False
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def rev(self):
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return self._rev
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def files(self):
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return []
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def closesbranch(self):
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return False
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fakes = {}
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knownrevs = set(revs)
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gpcache = {}
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results = []
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# For each rev we need to show, compute it's parents in the dag.
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# If we have to reach for a grandparent, insert a fake node so we
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# can show '...' in the graph.
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# Use 'reversed' to start at the lowest commit so fake nodes are
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# placed at their lowest possible positions.
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for rev in reversed(revs):
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ctx = repo[rev]
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# Parents in the dag
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parents = sorted(set([p.rev() for p in ctx.parents()
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if p.rev() in knownrevs]))
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# Parents not in the dag
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mpars = [p.rev() for p in ctx.parents() if
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p.rev() != nullrev and p.rev() not in parents]
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for mpar in mpars:
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gp = gpcache.get(mpar)
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if gp is None:
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gp = gpcache[mpar] = revset.reachableroots(repo,
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revset.baseset(revs),
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[mpar])
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if not gp:
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parents.append(mpar)
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else:
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gp = [g for g in gp if g not in parents]
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for g in gp:
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# Insert fake nodes in between children and grandparents.
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# Reuse them across multiple chidlren when the grandparent
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# is the same.
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if not g in fakes:
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fakes[g] = (mpar, 'F', fakectx(mpar), [g])
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results.append(fakes[g])
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parents.append(fakes[g][0])
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results.append((ctx.rev(), 'C', ctx, parents))
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# Compute parent rev->parents mapping
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lookup = {}
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for r in results:
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lookup[r[0]] = r[3]
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def parentfunc(node):
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return lookup.get(node, [])
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# Compute the revs on the master line. We use this for sorting later.
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masters = set()
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queue = [master]
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while queue:
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m = queue.pop()
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if not m in masters:
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masters.add(m)
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queue.extend(lookup.get(m, []))
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# Topologically sort the noderev numbers
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order = sortnodes([r[0] for r in results], parentfunc, masters)
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order = dict((e[1], e[0]) for e in enumerate(order))
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# Sort the actual results based on their position in the 'order'
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try:
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return sorted(results, key=lambda x: order[x[0]], reverse=True)
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except ValueError: # Happend when 'order' is empty
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msg = _('note: smartlog encountered an error\n')
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hint = _('(so the sorting might be wrong.\n\n)')
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ui.warn(msg)
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ui.warn(hint)
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return sorted(results, reverse=True)
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def _masterrevset(ui, repo, masterstring):
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"""
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Try to find the name of ``master`` -- usually a bookmark.
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Defaults to 'tip' if no suitable local or remote bookmark is found.
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"""
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if not masterstring:
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masterstring = ui.config('smartlog', 'master')
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if masterstring:
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return masterstring
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names = set(bookmarks.bmstore(repo).keys())
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if util.safehasattr(repo, 'names') and 'remotebookmarks' in repo.names:
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names.update(set(repo.names['remotebookmarks'].listnames(repo)))
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for name in _reposnames(ui):
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if name in names:
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return name
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return 'tip'
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def _reposnames(ui):
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# '' is local repo. This also defines an order precedence for master.
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repos = ui.configlist('smartlog', 'repos', ['', 'remote/', 'default/'])
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names = ui.configlist('smartlog', 'names', ['@', 'master', 'stable'])
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for repo in repos:
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for name in names:
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yield repo + name
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def _masterrev(repo, masterrevset):
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try:
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master = scmutil.revsingle(repo, masterrevset)
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except error.RepoLookupError:
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master = scmutil.revsingle(repo, _masterrevset(repo.ui, repo, ''))
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if master:
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return master.rev()
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return None
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def smartlogrevset(repo, subset, x):
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"""``smartlog([scope, [master]])``
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Revisions included by default in the smartlog extension
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"""
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args = revset.getargs(x, 0, 2, _('smartlog takes up to 2 arguments'))
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if len(args) > 0:
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scope = revset.getstring(args[0],
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_('scope must be either "all" or "recent"'))
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if scope not in ('all', 'recent'):
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raise error.Abort(_('scope must be either "all" or "recent"'))
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else:
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scope = 'recent'
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if len(args) > 1:
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masterstring = revset.getstring(args[1], _('master must be a string'))
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else:
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masterstring = ''
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revs = set()
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heads = set()
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rev = repo.changelog.rev
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branchinfo = repo.changelog.branchinfo
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ancestor = repo.changelog.ancestor
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node = repo.changelog.node
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parentrevs = repo.changelog.parentrevs
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books = bookmarks.bmstore(repo)
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ignore = re.compile(repo.ui.config('smartlog',
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'ignorebookmarks',
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'!'))
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for b in books:
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if not ignore.match(b):
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heads.add(rev(books[b]))
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# add 'interesting' remote bookmarks as well
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remotebooks = set()
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if util.safehasattr(repo, 'names') and 'remotebookmarks' in repo.names:
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ns = repo.names['remotebookmarks']
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remotebooks = set(ns.listnames(repo))
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for name in _reposnames(repo.ui):
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if name in remotebooks:
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heads.add(rev(ns.namemap(repo, name)[0]))
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heads.update(repo.revs('.'))
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global hiddenchanges
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headquery = 'head() & branch(.)'
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if remotebooks:
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# When we have remote bookmarks, only show draft heads, since public
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# heads should have a remote bookmark indicating them. This allows us to
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# force push server bookmarks to new locations, and not have the commits
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# clutter the user's smartlog.
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headquery = 'draft() &' + headquery
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allheads = set(repo.revs(headquery))
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if scope == 'all':
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heads.update(allheads)
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else:
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recent = set(repo.revs(headquery + ' & date(-14)'))
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hiddenchanges += len(allheads - heads) - len(recent - heads)
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heads.update(recent)
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branches = set()
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for head in heads:
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branches.add(branchinfo(head)[0])
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masterrevset = _masterrevset(repo.ui, repo, masterstring)
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masterrev = _masterrev(repo, masterrevset)
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# Check for empty repo
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if len(repo) == 0:
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masterbranch = None
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else:
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masterbranch = branchinfo(masterrev)[0]
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for branch in branches:
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if branch != masterbranch:
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try:
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rs = 'first(reverse(branch("%s")) & public())' % branch
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branchmaster = repo.revs(rs).first()
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if branchmaster is None:
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# local-only (draft) branch
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rs = 'branch("%s")' % branch
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branchmaster = repo.revs(rs).first()
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except Exception as e:
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branchmaster = repo.revs('tip').first()
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else:
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branchmaster = masterrev
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# Find ancestors of heads that are not in master
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# Don't use revsets, they are too slow
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for head in heads:
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if branchinfo(head)[0] != branch:
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continue
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anc = rev(ancestor(node(head), node(branchmaster)))
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queue = [head]
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while queue:
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current = queue.pop(0)
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if not current in revs:
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revs.add(current)
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if current != anc:
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parents = parentrevs(current)
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for p in parents:
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if p > anc:
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queue.append(p)
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# add context: master, current commit, and the common ancestor
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revs.add(branchmaster)
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# get common branch ancestor
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if branch != masterbranch:
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anc = None
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for r in revs:
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if branchinfo(r)[0] != branch:
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continue
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if anc is None:
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anc = r
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else:
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anc = rev(ancestor(node(anc), node(r)))
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if anc:
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revs.add(anc)
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return subset & revs
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@command('^smartlog|slog', [
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('', 'template', '', _('display with template'), _('TEMPLATE')),
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('', 'master', '', _('master bookmark'), ''),
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('r', 'rev', [], _('show the specified revisions or range'), _('REV')),
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('', 'all', False, _('don\'t hide old local commits'), ''),
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('', 'commit-info', False, _('show changes in current commit'), ''),
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] + commands.logopts, _('hg smartlog|slog'))
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def smartlog(ui, repo, *pats, **opts):
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'''Displays the graph of commits that are relevant to you.
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Also highlights your current commit in purple.
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Includes:
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- Your bookmarks
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- The @ or master bookmark (or tip if no bookmarks present).
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- Your local commit heads that don't have bookmarks.
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Excludes:
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- All commits under @/master/tip that aren't related to your commits.
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- Your local commit heads that are older than 2 weeks.
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'''
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masterstring = opts.get('master')
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masterrevset = _masterrevset(ui, repo, masterstring)
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revs = set()
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global hiddenchanges
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hiddenchanges = 0
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global commit_info
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commit_info = opts.get('commit_info')
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if not opts.get('rev'):
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if opts.get('all'):
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scope = 'all'
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else:
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scope = 'recent'
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revstring = revset.formatspec('smartlog(%s, %s)', scope,
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masterrevset)
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revs.update(scmutil.revrange(repo, [revstring]))
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masterrev = _masterrev(repo, masterrevset)
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else:
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revs.update(scmutil.revrange(repo, opts.get('rev')))
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try:
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masterrev = repo.revs('.').first()
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except error.RepoLookupError:
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masterrev = revs[0]
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if -1 in revs:
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revs.remove(-1)
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# It's important that these function caches come after the revsets above,
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# because the revsets may cause extra nodes to become visible, which in turn
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# invalidates the changelog instance.
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rev = repo.changelog.rev
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ancestor = repo.changelog.ancestor
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node = repo.changelog.node
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# get common ancestor
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anc = None
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for r in revs:
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if anc is None:
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anc = r
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else:
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anc = rev(ancestor(node(anc), node(r)))
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if anc:
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revs.add(anc)
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revs = sorted(list(revs), reverse=True)
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if len(revs) == 0:
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return
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# Print it!
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global enabled
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try:
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enabled = True
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if masterrevset == 'tip':
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# 'tip' is what _masterrevset always returns when it can't find
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# master or @
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ui.warn(("warning: there is no master commit locally, try pulling "
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"from server\n"))
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revdag = getdag(ui, repo, revs, masterrev)
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displayer = cmdutil.show_changeset(ui, repo, opts, buffered=True)
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if 'repo' in inspect.getargspec(cmdutil.displaygraph).args:
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cmdutil.displaygraph(ui, repo, revdag, displayer,
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graphmod.asciiedges, None, None)
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else:
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showparents = [ctx.node() for ctx in repo[None].parents()]
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cmdutil.displaygraph(ui, revdag, displayer, showparents,
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graphmod.asciiedges, None, None)
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try:
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with open(repo.join('completionhints'), 'w+') as f:
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for rev in revdag:
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commit_hash = rev[2].node()
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# Skip fakectxt nodes
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if commit_hash != '...':
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f.write(short(commit_hash) + '\n')
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except IOError:
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# No write access. No big deal.
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pass
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finally:
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enabled = False
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if hiddenchanges:
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msg = _("note: hiding %s old heads without bookmarks\n") % hiddenchanges
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hint = _("(use --all to see them)\n")
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ui.warn(msg)
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ui.warn(hint)
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