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Diffstat (limited to 'eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/graphlog.py')
| -rw-r--r-- | eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/graphlog.py | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/graphlog.py b/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/graphlog.py deleted file mode 100644 index a8eb805..0000000 --- a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/graphlog.py +++ /dev/null @@ -1,337 +0,0 @@ -# ASCII graph log extension for Mercurial -# -# Copyright 2007 Joel Rosdahl <joel@rosdahl.net> -# -# This software may be used and distributed according to the terms of the -# GNU General Public License version 2 or any later version. - -'''command to view revision graphs from a shell - -This extension adds a --graph option to the incoming, outgoing and log -commands. When this options is given, an ASCII representation of the -revision graph is also shown. -''' - -import os -from mercurial.cmdutil import revrange, show_changeset -from mercurial.commands import templateopts -from mercurial.i18n import _ -from mercurial.node import nullrev -from mercurial import cmdutil, commands, extensions -from mercurial import hg, util, graphmod - -ASCIIDATA = 'ASC' - -def asciiedges(seen, rev, parents): - """adds edge info to changelog DAG walk suitable for ascii()""" - if rev not in seen: - seen.append(rev) - nodeidx = seen.index(rev) - - knownparents = [] - newparents = [] - for parent in parents: - if parent in seen: - knownparents.append(parent) - else: - newparents.append(parent) - - ncols = len(seen) - seen[nodeidx:nodeidx + 1] = newparents - edges = [(nodeidx, seen.index(p)) for p in knownparents] - - if len(newparents) > 0: - edges.append((nodeidx, nodeidx)) - if len(newparents) > 1: - edges.append((nodeidx, nodeidx + 1)) - - nmorecols = len(seen) - ncols - return nodeidx, edges, ncols, nmorecols - -def fix_long_right_edges(edges): - for (i, (start, end)) in enumerate(edges): - if end > start: - edges[i] = (start, end + 1) - -def get_nodeline_edges_tail( - node_index, p_node_index, n_columns, n_columns_diff, p_diff, fix_tail): - if fix_tail and n_columns_diff == p_diff and n_columns_diff != 0: - # Still going in the same non-vertical direction. - if n_columns_diff == -1: - start = max(node_index + 1, p_node_index) - tail = ["|", " "] * (start - node_index - 1) - tail.extend(["/", " "] * (n_columns - start)) - return tail - else: - return ["\\", " "] * (n_columns - node_index - 1) - else: - return ["|", " "] * (n_columns - node_index - 1) - -def draw_edges(edges, nodeline, interline): - for (start, end) in edges: - if start == end + 1: - interline[2 * end + 1] = "/" - elif start == end - 1: - interline[2 * start + 1] = "\\" - elif start == end: - interline[2 * start] = "|" - else: - nodeline[2 * end] = "+" - if start > end: - (start, end) = (end, start) - for i in range(2 * start + 1, 2 * end): - if nodeline[i] != "+": - nodeline[i] = "-" - -def get_padding_line(ni, n_columns, edges): - line = [] - line.extend(["|", " "] * ni) - if (ni, ni - 1) in edges or (ni, ni) in edges: - # (ni, ni - 1) (ni, ni) - # | | | | | | | | - # +---o | | o---+ - # | | c | | c | | - # | |/ / | |/ / - # | | | | | | - c = "|" - else: - c = " " - line.extend([c, " "]) - line.extend(["|", " "] * (n_columns - ni - 1)) - return line - -def asciistate(): - """returns the initial value for the "state" argument to ascii()""" - return [0, 0] - -def ascii(ui, state, type, char, text, coldata): - """prints an ASCII graph of the DAG - - takes the following arguments (one call per node in the graph): - - - ui to write to - - Somewhere to keep the needed state in (init to asciistate()) - - Column of the current node in the set of ongoing edges. - - Type indicator of node data == ASCIIDATA. - - Payload: (char, lines): - - Character to use as node's symbol. - - List of lines to display as the node's text. - - Edges; a list of (col, next_col) indicating the edges between - the current node and its parents. - - Number of columns (ongoing edges) in the current revision. - - The difference between the number of columns (ongoing edges) - in the next revision and the number of columns (ongoing edges) - in the current revision. That is: -1 means one column removed; - 0 means no columns added or removed; 1 means one column added. - """ - - idx, edges, ncols, coldiff = coldata - assert -2 < coldiff < 2 - if coldiff == -1: - # Transform - # - # | | | | | | - # o | | into o---+ - # |X / |/ / - # | | | | - fix_long_right_edges(edges) - - # add_padding_line says whether to rewrite - # - # | | | | | | | | - # | o---+ into | o---+ - # | / / | | | # <--- padding line - # o | | | / / - # o | | - add_padding_line = (len(text) > 2 and coldiff == -1 and - [x for (x, y) in edges if x + 1 < y]) - - # fix_nodeline_tail says whether to rewrite - # - # | | o | | | | o | | - # | | |/ / | | |/ / - # | o | | into | o / / # <--- fixed nodeline tail - # | |/ / | |/ / - # o | | o | | - fix_nodeline_tail = len(text) <= 2 and not add_padding_line - - # nodeline is the line containing the node character (typically o) - nodeline = ["|", " "] * idx - nodeline.extend([char, " "]) - - nodeline.extend( - get_nodeline_edges_tail(idx, state[1], ncols, coldiff, - state[0], fix_nodeline_tail)) - - # shift_interline is the line containing the non-vertical - # edges between this entry and the next - shift_interline = ["|", " "] * idx - if coldiff == -1: - n_spaces = 1 - edge_ch = "/" - elif coldiff == 0: - n_spaces = 2 - edge_ch = "|" - else: - n_spaces = 3 - edge_ch = "\\" - shift_interline.extend(n_spaces * [" "]) - shift_interline.extend([edge_ch, " "] * (ncols - idx - 1)) - - # draw edges from the current node to its parents - draw_edges(edges, nodeline, shift_interline) - - # lines is the list of all graph lines to print - lines = [nodeline] - if add_padding_line: - lines.append(get_padding_line(idx, ncols, edges)) - lines.append(shift_interline) - - # make sure that there are as many graph lines as there are - # log strings - while len(text) < len(lines): - text.append("") - if len(lines) < len(text): - extra_interline = ["|", " "] * (ncols + coldiff) - while len(lines) < len(text): - lines.append(extra_interline) - - # print lines - indentation_level = max(ncols, ncols + coldiff) - for (line, logstr) in zip(lines, text): - ln = "%-*s %s" % (2 * indentation_level, "".join(line), logstr) - ui.write(ln.rstrip() + '\n') - - # ... and start over - state[0] = coldiff - state[1] = idx - -def get_revs(repo, rev_opt): - if rev_opt: - revs = revrange(repo, rev_opt) - if len(revs) == 0: - return (nullrev, nullrev) - return (max(revs), min(revs)) - else: - return (len(repo) - 1, 0) - -def check_unsupported_flags(opts): - for op in ["follow", "follow_first", "date", "copies", "keyword", "remove", - "only_merges", "user", "branch", "only_branch", "prune", - "newest_first", "no_merges", "include", "exclude"]: - if op in opts and opts[op]: - raise util.Abort(_("--graph option is incompatible with --%s") - % op.replace("_", "-")) - -def generate(ui, dag, displayer, showparents, edgefn): - seen, state = [], asciistate() - for rev, type, ctx, parents in dag: - char = ctx.node() in showparents and '@' or 'o' - displayer.show(ctx) - lines = displayer.hunk.pop(rev).split('\n')[:-1] - displayer.flush(rev) - ascii(ui, state, type, char, lines, edgefn(seen, rev, parents)) - displayer.close() - -def graphlog(ui, repo, path=None, **opts): - """show revision history alongside an ASCII revision graph - - Print a revision history alongside a revision graph drawn with - ASCII characters. - - Nodes printed as an @ character are parents of the working - directory. - """ - - check_unsupported_flags(opts) - limit = cmdutil.loglimit(opts) - start, stop = get_revs(repo, opts["rev"]) - if start == nullrev: - return - - if path: - path = util.canonpath(repo.root, os.getcwd(), path) - if path: # could be reset in canonpath - revdag = graphmod.filerevs(repo, path, start, stop, limit) - else: - if limit is not None: - stop = max(stop, start - limit + 1) - revdag = graphmod.revisions(repo, start, stop) - - displayer = show_changeset(ui, repo, opts, buffered=True) - showparents = [ctx.node() for ctx in repo[None].parents()] - generate(ui, revdag, displayer, showparents, asciiedges) - -def graphrevs(repo, nodes, opts): - limit = cmdutil.loglimit(opts) - nodes.reverse() - if limit is not None: - nodes = nodes[:limit] - return graphmod.nodes(repo, nodes) - -def goutgoing(ui, repo, dest=None, **opts): - """show the outgoing changesets alongside an ASCII revision graph - - Print the outgoing changesets alongside a revision graph drawn with - ASCII characters. - - Nodes printed as an @ character are parents of the working - directory. - """ - - check_unsupported_flags(opts) - o = hg._outgoing(ui, repo, dest, opts) - if o is None: - return - - revdag = graphrevs(repo, o, opts) - displayer = show_changeset(ui, repo, opts, buffered=True) - showparents = [ctx.node() for ctx in repo[None].parents()] - generate(ui, revdag, displayer, showparents, asciiedges) - -def gincoming(ui, repo, source="default", **opts): - """show the incoming changesets alongside an ASCII revision graph - - Print the incoming changesets alongside a revision graph drawn with - ASCII characters. - - Nodes printed as an @ character are parents of the working - directory. - """ - def subreporecurse(): - return 1 - - check_unsupported_flags(opts) - def display(other, chlist, displayer): - revdag = graphrevs(other, chlist, opts) - showparents = [ctx.node() for ctx in repo[None].parents()] - generate(ui, revdag, displayer, showparents, asciiedges) - - hg._incoming(display, subreporecurse, ui, repo, source, opts, buffered=True) - -def uisetup(ui): - '''Initialize the extension.''' - _wrapcmd(ui, 'log', commands.table, graphlog) - _wrapcmd(ui, 'incoming', commands.table, gincoming) - _wrapcmd(ui, 'outgoing', commands.table, goutgoing) - -def _wrapcmd(ui, cmd, table, wrapfn): - '''wrap the command''' - def graph(orig, *args, **kwargs): - if kwargs['graph']: - return wrapfn(*args, **kwargs) - return orig(*args, **kwargs) - entry = extensions.wrapcommand(table, cmd, graph) - entry[1].append(('G', 'graph', None, _("show the revision DAG"))) - -cmdtable = { - "glog": - (graphlog, - [('l', 'limit', '', - _('limit number of changes displayed'), _('NUM')), - ('p', 'patch', False, _('show patch')), - ('r', 'rev', [], - _('show the specified revision or range'), _('REV')), - ] + templateopts, - _('hg glog [OPTION]... [FILE]')), -} |