Mercurial > hg
annotate hgext/graphlog.py @ 9176:d12e9b40e444
graphlog: fix incoming with local repo (issue1731)
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Sun, 19 Jul 2009 18:59:19 +0200 |
parents | 9dda4c73fc3b |
children | efe990445b33 |
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4344 | 1 # ASCII graph log extension for Mercurial |
2 # | |
3 # Copyright 2007 Joel Rosdahl <joel@rosdahl.net> | |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2, incorporated herein by reference. |
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7 |
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8 '''command to view revision graphs from a shell |
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9 |
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10 This extension adds a --graph option to the incoming, outgoing and log |
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11 commands. When this options is given, an ASCII representation of the |
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12 revision graph is also shown. |
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13 ''' |
4344 | 14 |
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15 import os, sys |
4344 | 16 from mercurial.cmdutil import revrange, show_changeset |
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17 from mercurial.commands import templateopts |
4344 | 18 from mercurial.i18n import _ |
6212 | 19 from mercurial.node import nullrev |
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20 from mercurial import bundlerepo, changegroup, cmdutil, commands, extensions |
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21 from mercurial import hg, url, util, graphmod |
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22 |
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23 ASCIIDATA = 'ASC' |
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24 |
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25 def asciiformat(ui, repo, revdag, opts, parentrepo=None): |
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26 """formats a changelog DAG walk for ASCII output""" |
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27 if parentrepo is None: |
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28 parentrepo = repo |
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29 showparents = [ctx.node() for ctx in parentrepo[None].parents()] |
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30 displayer = show_changeset(ui, repo, opts, buffered=True) |
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31 for (id, type, ctx, parentids) in revdag: |
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32 if type != graphmod.CHANGESET: |
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33 continue |
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34 displayer.show(ctx) |
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35 lines = displayer.hunk.pop(ctx.rev()).split('\n')[:-1] |
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36 char = ctx.node() in showparents and '@' or 'o' |
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37 yield (id, ASCIIDATA, (char, lines), parentids) |
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38 |
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39 def asciiedges(nodes): |
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40 """adds edge info to changelog DAG walk suitable for ascii()""" |
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41 seen = [] |
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42 for node, type, data, parents in nodes: |
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43 if node not in seen: |
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44 seen.append(node) |
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45 nodeidx = seen.index(node) |
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46 |
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47 knownparents = [] |
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48 newparents = [] |
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49 for parent in parents: |
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50 if parent in seen: |
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51 knownparents.append(parent) |
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52 else: |
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53 newparents.append(parent) |
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54 |
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55 ncols = len(seen) |
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56 nextseen = seen[:] |
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57 nextseen[nodeidx:nodeidx + 1] = newparents |
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58 edges = [(nodeidx, nextseen.index(p)) for p in knownparents] |
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59 |
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60 if len(newparents) > 0: |
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61 edges.append((nodeidx, nodeidx)) |
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62 if len(newparents) > 1: |
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63 edges.append((nodeidx, nodeidx + 1)) |
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64 nmorecols = len(nextseen) - ncols |
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65 seen = nextseen |
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66 yield (nodeidx, type, data, edges, ncols, nmorecols) |
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67 |
4344 | 68 def fix_long_right_edges(edges): |
69 for (i, (start, end)) in enumerate(edges): | |
70 if end > start: | |
71 edges[i] = (start, end + 1) | |
72 | |
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73 def get_nodeline_edges_tail( |
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74 node_index, p_node_index, n_columns, n_columns_diff, p_diff, fix_tail): |
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75 if fix_tail and n_columns_diff == p_diff and n_columns_diff != 0: |
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76 # Still going in the same non-vertical direction. |
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77 if n_columns_diff == -1: |
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78 start = max(node_index + 1, p_node_index) |
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79 tail = ["|", " "] * (start - node_index - 1) |
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80 tail.extend(["/", " "] * (n_columns - start)) |
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81 return tail |
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82 else: |
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83 return ["\\", " "] * (n_columns - node_index - 1) |
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84 else: |
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85 return ["|", " "] * (n_columns - node_index - 1) |
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86 |
4344 | 87 def draw_edges(edges, nodeline, interline): |
88 for (start, end) in edges: | |
89 if start == end + 1: | |
90 interline[2 * end + 1] = "/" | |
91 elif start == end - 1: | |
92 interline[2 * start + 1] = "\\" | |
93 elif start == end: | |
94 interline[2 * start] = "|" | |
95 else: | |
96 nodeline[2 * end] = "+" | |
97 if start > end: | |
98 (start, end) = (end,start) | |
99 for i in range(2 * start + 1, 2 * end): | |
100 if nodeline[i] != "+": | |
101 nodeline[i] = "-" | |
102 | |
103 def get_padding_line(ni, n_columns, edges): | |
104 line = [] | |
105 line.extend(["|", " "] * ni) | |
106 if (ni, ni - 1) in edges or (ni, ni) in edges: | |
107 # (ni, ni - 1) (ni, ni) | |
108 # | | | | | | | | | |
109 # +---o | | o---+ | |
110 # | | c | | c | | | |
111 # | |/ / | |/ / | |
112 # | | | | | | | |
113 c = "|" | |
114 else: | |
115 c = " " | |
116 line.extend([c, " "]) | |
117 line.extend(["|", " "] * (n_columns - ni - 1)) | |
118 return line | |
119 | |
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120 def ascii(ui, dag): |
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121 """prints an ASCII graph of the DAG |
4344 | 122 |
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123 dag is a generator that emits tuples with the following elements: |
4344 | 124 |
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125 - Column of the current node in the set of ongoing edges. |
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126 - Type indicator of node data == ASCIIDATA. |
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127 - Payload: (char, lines): |
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128 - Character to use as node's symbol. |
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129 - List of lines to display as the node's text. |
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130 - Edges; a list of (col, next_col) indicating the edges between |
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131 the current node and its parents. |
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132 - Number of columns (ongoing edges) in the current revision. |
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133 - The difference between the number of columns (ongoing edges) |
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134 in the next revision and the number of columns (ongoing edges) |
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135 in the current revision. That is: -1 means one column removed; |
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136 0 means no columns added or removed; 1 means one column added. |
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137 """ |
4344 | 138 prev_n_columns_diff = 0 |
139 prev_node_index = 0 | |
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140 for (node_index, type, (node_ch, node_lines), edges, n_columns, n_columns_diff) in dag: |
4344 | 141 |
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142 assert -2 < n_columns_diff < 2 |
4344 | 143 if n_columns_diff == -1: |
144 # Transform | |
145 # | |
146 # | | | | | | | |
147 # o | | into o---+ | |
148 # |X / |/ / | |
149 # | | | | | |
150 fix_long_right_edges(edges) | |
151 | |
152 # add_padding_line says whether to rewrite | |
153 # | |
154 # | | | | | | | | | |
155 # | o---+ into | o---+ | |
156 # | / / | | | # <--- padding line | |
157 # o | | | / / | |
158 # o | | | |
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159 add_padding_line = (len(node_lines) > 2 and |
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160 n_columns_diff == -1 and |
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161 [x for (x, y) in edges if x + 1 < y]) |
4344 | 162 |
163 # fix_nodeline_tail says whether to rewrite | |
164 # | |
165 # | | o | | | | o | | | |
166 # | | |/ / | | |/ / | |
167 # | o | | into | o / / # <--- fixed nodeline tail | |
168 # | |/ / | |/ / | |
169 # o | | o | | | |
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170 fix_nodeline_tail = len(node_lines) <= 2 and not add_padding_line |
4344 | 171 |
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172 # nodeline is the line containing the node character (typically o) |
4344 | 173 nodeline = ["|", " "] * node_index |
174 nodeline.extend([node_ch, " "]) | |
175 | |
176 nodeline.extend( | |
177 get_nodeline_edges_tail( | |
178 node_index, prev_node_index, n_columns, n_columns_diff, | |
179 prev_n_columns_diff, fix_nodeline_tail)) | |
180 | |
181 # shift_interline is the line containing the non-vertical | |
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182 # edges between this entry and the next |
4344 | 183 shift_interline = ["|", " "] * node_index |
184 if n_columns_diff == -1: | |
185 n_spaces = 1 | |
186 edge_ch = "/" | |
187 elif n_columns_diff == 0: | |
188 n_spaces = 2 | |
189 edge_ch = "|" | |
190 else: | |
191 n_spaces = 3 | |
192 edge_ch = "\\" | |
193 shift_interline.extend(n_spaces * [" "]) | |
194 shift_interline.extend([edge_ch, " "] * (n_columns - node_index - 1)) | |
195 | |
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196 # draw edges from the current node to its parents |
4344 | 197 draw_edges(edges, nodeline, shift_interline) |
198 | |
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199 # lines is the list of all graph lines to print |
4344 | 200 lines = [nodeline] |
201 if add_padding_line: | |
202 lines.append(get_padding_line(node_index, n_columns, edges)) | |
203 lines.append(shift_interline) | |
204 | |
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205 # make sure that there are as many graph lines as there are |
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206 # log strings |
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207 while len(node_lines) < len(lines): |
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208 node_lines.append("") |
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209 if len(lines) < len(node_lines): |
4344 | 210 extra_interline = ["|", " "] * (n_columns + n_columns_diff) |
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211 while len(lines) < len(node_lines): |
4344 | 212 lines.append(extra_interline) |
213 | |
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214 # print lines |
4344 | 215 indentation_level = max(n_columns, n_columns + n_columns_diff) |
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216 for (line, logstr) in zip(lines, node_lines): |
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217 ln = "%-*s %s" % (2 * indentation_level, "".join(line), logstr) |
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218 ui.write(ln.rstrip() + '\n') |
4344 | 219 |
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220 # ... and start over |
4344 | 221 prev_node_index = node_index |
222 prev_n_columns_diff = n_columns_diff | |
223 | |
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224 def get_revs(repo, rev_opt): |
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225 if rev_opt: |
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226 revs = revrange(repo, rev_opt) |
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227 return (max(revs), min(revs)) |
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228 else: |
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229 return (len(repo) - 1, 0) |
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230 |
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231 def check_unsupported_flags(opts): |
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232 for op in ["follow", "follow_first", "date", "copies", "keyword", "remove", |
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233 "only_merges", "user", "only_branch", "prune", "newest_first", |
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234 "no_merges", "include", "exclude"]: |
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235 if op in opts and opts[op]: |
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236 raise util.Abort(_("--graph option is incompatible with --%s") % op) |
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237 |
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238 def graphlog(ui, repo, path=None, **opts): |
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239 """show revision history alongside an ASCII revision graph |
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240 |
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241 Print a revision history alongside a revision graph drawn with |
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242 ASCII characters. |
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243 |
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244 Nodes printed as an @ character are parents of the working |
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245 directory. |
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246 """ |
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247 |
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248 check_unsupported_flags(opts) |
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249 limit = cmdutil.loglimit(opts) |
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250 start, stop = get_revs(repo, opts["rev"]) |
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251 stop = max(stop, start - limit + 1) |
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252 if start == nullrev: |
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253 return |
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254 |
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255 if path: |
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256 path = util.canonpath(repo.root, os.getcwd(), path) |
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257 if path: # could be reset in canonpath |
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258 revdag = graphmod.filerevs(repo, path, start, stop) |
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259 else: |
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260 revdag = graphmod.revisions(repo, start, stop) |
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261 |
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262 fmtdag = asciiformat(ui, repo, revdag, opts) |
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263 ascii(ui, asciiedges(fmtdag)) |
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264 |
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265 def graphrevs(repo, nodes, opts): |
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266 limit = cmdutil.loglimit(opts) |
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267 nodes.reverse() |
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268 if limit < sys.maxint: |
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269 nodes = nodes[:limit] |
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270 return graphmod.nodes(repo, nodes) |
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271 |
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272 def goutgoing(ui, repo, dest=None, **opts): |
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273 """show the outgoing changesets alongside an ASCII revision graph |
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274 |
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275 Print the outgoing changesets alongside a revision graph drawn with |
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276 ASCII characters. |
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277 |
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278 Nodes printed as an @ character are parents of the working |
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279 directory. |
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280 """ |
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281 |
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282 check_unsupported_flags(opts) |
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283 dest, revs, checkout = hg.parseurl( |
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284 ui.expandpath(dest or 'default-push', dest or 'default'), |
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285 opts.get('rev')) |
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286 if revs: |
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287 revs = [repo.lookup(rev) for rev in revs] |
8188 | 288 other = hg.repository(cmdutil.remoteui(ui, opts), dest) |
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289 ui.status(_('comparing with %s\n') % url.hidepassword(dest)) |
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290 o = repo.findoutgoing(other, force=opts.get('force')) |
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291 if not o: |
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292 ui.status(_("no changes found\n")) |
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293 return |
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294 |
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295 o = repo.changelog.nodesbetween(o, revs)[0] |
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296 revdag = graphrevs(repo, o, opts) |
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297 fmtdag = asciiformat(ui, repo, revdag, opts) |
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298 ascii(ui, asciiedges(fmtdag)) |
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299 |
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300 def gincoming(ui, repo, source="default", **opts): |
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301 """show the incoming changesets alongside an ASCII revision graph |
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302 |
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303 Print the incoming changesets alongside a revision graph drawn with |
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304 ASCII characters. |
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305 |
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306 Nodes printed as an @ character are parents of the working |
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307 directory. |
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308 """ |
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309 |
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310 check_unsupported_flags(opts) |
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311 source, revs, checkout = hg.parseurl(ui.expandpath(source), opts.get('rev')) |
8188 | 312 other = hg.repository(cmdutil.remoteui(repo, opts), source) |
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313 ui.status(_('comparing with %s\n') % url.hidepassword(source)) |
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314 if revs: |
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315 revs = [other.lookup(rev) for rev in revs] |
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316 incoming = repo.findincoming(other, heads=revs, force=opts["force"]) |
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317 if not incoming: |
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318 try: |
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319 os.unlink(opts["bundle"]) |
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320 except: |
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321 pass |
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322 ui.status(_("no changes found\n")) |
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323 return |
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324 |
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325 cleanup = None |
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326 try: |
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327 |
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328 fname = opts["bundle"] |
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329 if fname or not other.local(): |
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330 # create a bundle (uncompressed if other repo is not local) |
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331 if revs is None: |
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332 cg = other.changegroup(incoming, "incoming") |
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333 else: |
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334 cg = other.changegroupsubset(incoming, revs, 'incoming') |
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335 bundletype = other.local() and "HG10BZ" or "HG10UN" |
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336 fname = cleanup = changegroup.writebundle(cg, fname, bundletype) |
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337 # keep written bundle? |
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338 if opts["bundle"]: |
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339 cleanup = None |
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340 if not other.local(): |
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341 # use the created uncompressed bundlerepo |
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342 other = bundlerepo.bundlerepository(ui, repo.root, fname) |
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343 |
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344 chlist = other.changelog.nodesbetween(incoming, revs)[0] |
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345 revdag = graphrevs(other, chlist, opts) |
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346 fmtdag = asciiformat(ui, other, revdag, opts, parentrepo=repo) |
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347 ascii(ui, asciiedges(fmtdag)) |
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348 |
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349 finally: |
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350 if hasattr(other, 'close'): |
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351 other.close() |
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352 if cleanup: |
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353 os.unlink(cleanup) |
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354 |
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355 def uisetup(ui): |
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356 '''Initialize the extension.''' |
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357 _wrapcmd(ui, 'log', commands.table, graphlog) |
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358 _wrapcmd(ui, 'incoming', commands.table, gincoming) |
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359 _wrapcmd(ui, 'outgoing', commands.table, goutgoing) |
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360 |
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361 def _wrapcmd(ui, cmd, table, wrapfn): |
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362 '''wrap the command''' |
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363 def graph(orig, *args, **kwargs): |
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364 if kwargs['graph']: |
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365 return wrapfn(*args, **kwargs) |
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366 return orig(*args, **kwargs) |
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367 entry = extensions.wrapcommand(table, cmd, graph) |
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368 entry[1].append(('G', 'graph', None, _("show the revision DAG"))) |
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369 |
4344 | 370 cmdtable = { |
371 "glog": | |
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372 (graphlog, |
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373 [('l', 'limit', '', _('limit number of changes displayed')), |
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374 ('p', 'patch', False, _('show patch')), |
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375 ('r', 'rev', [], _('show the specified revision or range')), |
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376 ] + templateopts, |
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377 _('hg glog [OPTION]... [FILE]')), |
4344 | 378 } |