Mercurial > public > mercurial-scm > hg
comparison mercurial/configitems.py @ 46304:04da2ef8b106
persistent-nodemap: write down the sprint conclusion
This write down the plan for turning feature that are only fast when the rust
extension exists. Future changesets will implement it.
Differential Revision: https://phab.mercurial-scm.org/D9754
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Thu, 14 Jan 2021 00:37:36 +0100 |
| parents | a18e256c4d3b |
| children | 7d096e5a5b90 |
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| 46303:a18e256c4d3b | 46304:04da2ef8b106 |
|---|---|
| 1264 coreconfigitem( | 1264 coreconfigitem( |
| 1265 b'format', | 1265 b'format', |
| 1266 b'usestore', | 1266 b'usestore', |
| 1267 default=True, | 1267 default=True, |
| 1268 ) | 1268 ) |
| 1269 # Right now, the only efficient implement of the nodemap logic is in Rust, so | 1269 # Right now, the only efficient implement of the nodemap logic is in Rust, |
| 1270 # the persistent nodemap feature needs to stay experimental as long as the Rust | 1270 # |
| 1271 # extensions are an experimental feature. | 1271 # The case was discussed that the 5.6 sprint and the following was decided for |
| 1272 # feature that have an optional fast implementation (and are a performance | |
| 1273 # regression in the others) | |
| 1274 # | |
| 1275 # * If the fast implementation is not available, Mercurial will refuse to | |
| 1276 # access repository that requires it. Pointing to proper documentation | |
| 1277 # | |
| 1278 # * An option exist to lift that limitation and allow repository access. | |
| 1279 # | |
| 1280 # Such access will emit a warning unless configured not to. | |
| 1281 # | |
| 1282 # * When sufficiently mature, the feature can be enabled by default only for | |
| 1283 # installation that supports it. | |
| 1272 coreconfigitem( | 1284 coreconfigitem( |
| 1273 b'format', b'use-persistent-nodemap', default=False, experimental=True | 1285 b'format', b'use-persistent-nodemap', default=False, experimental=True |
| 1274 ) | 1286 ) |
| 1275 coreconfigitem( | 1287 coreconfigitem( |
| 1276 b'format', | 1288 b'format', |