Mercurial > hg
view mercurial/templates/map-cmdline.show @ 45515:89f0d9f87701
branchmap: add a cache validation cache, avoid expensive re-hash on every use
In a pathological `hg log` case, we end up executing the branchmap validity
checking twice per commit displayed. Or maybe we always do, and I just noticed
because it's really slow in this repo for some reason.
Before:
```
Time (mean ± σ): 9.816 s ± 0.071 s [User: 9.435 s, System: 0.392 s]
Range (min … max): 9.709 s … 9.920 s
```
After:
```
Time (mean ± σ): 8.671 s ± 0.078 s [User: 8.309 s, System: 0.392 s]
Range (min … max): 8.594 s … 8.816 s
```
Differential Revision: https://phab.mercurial-scm.org/D9023
author | Kyle Lippincott <spectral@google.com> |
---|---|
date | Wed, 16 Sep 2020 12:13:46 -0700 |
parents | b45c353ebbc7 |
children |
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# TODO there are a few deficiencies in this file: # * The "namespace" of the labels needs to be worked out. We currently # piggyback on existing values so color works. %include map-cmdline.default [templates] showbookmarks = '{if(active, "*", " ")} {pad(bookmark, longestbookmarklen + 4)}{shortest(node, nodelen)}\n' showwork = '{cset_shortnode}{namespaces % cset_namespace} {cset_shortdesc}' showstack = '{showwork}' cset_shortnode = '{labelcset(shortest(node, nodelen))}' # Treat branch and tags specially so we don't display "default" or "tip" cset_namespace = '{ifeq(namespace, "branches", names_branches, ifeq(namespace, "tags", names_tags, names_others))}' names_branches = '{ifeq(branch, "default", "", " ({label('log.{colorname}', branch)})")}' names_tags = '{if(filter_tags(names), " ({label('log.{colorname}', join(filter_tags(names), ' '))})")}' names_others = '{if(names, " ({label('log.{colorname}', join(names, ' '))})")}' cset_shortdesc = '{label("log.description", desc|firstline)}' [templatealias] filter_tags(names) = filter(names, ifeq(name, 'tip', '', name))