Mercurial > public > mercurial-scm > hg
comparison mercurial/filelog.py @ 40005:1d97a332c6d9
storageutil: extract copy metadata retrieval out of filelog
As part of implementing an alternate storage backend, I found myself
reinventing this wheel.
Let's create a utility function for doing the work.
Differential Revision: https://phab.mercurial-scm.org/D4800
| author | Gregory Szorc <gregory.szorc@gmail.com> |
|---|---|
| date | Fri, 28 Sep 2018 11:37:49 -0700 |
| parents | 0e8836be9541 |
| children | 422beffd71ba |
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| 40004:fa3dc85a747e | 40005:1d97a332c6d9 |
|---|---|
| 113 if meta or text.startswith('\1\n'): | 113 if meta or text.startswith('\1\n'): |
| 114 text = storageutil.packmeta(meta, text) | 114 text = storageutil.packmeta(meta, text) |
| 115 return self.addrevision(text, transaction, link, p1, p2) | 115 return self.addrevision(text, transaction, link, p1, p2) |
| 116 | 116 |
| 117 def renamed(self, node): | 117 def renamed(self, node): |
| 118 if self.parents(node)[0] != revlog.nullid: | 118 return storageutil.filerevisioncopied(self, node) |
| 119 return False | |
| 120 t = self.revision(node) | |
| 121 m = storageutil.parsemeta(t)[0] | |
| 122 # copy and copyrev occur in pairs. In rare cases due to bugs, | |
| 123 # one can occur without the other. | |
| 124 if m and "copy" in m and "copyrev" in m: | |
| 125 return (m["copy"], revlog.bin(m["copyrev"])) | |
| 126 return False | |
| 127 | 119 |
| 128 def size(self, rev): | 120 def size(self, rev): |
| 129 """return the size of a given revision""" | 121 """return the size of a given revision""" |
| 130 | 122 |
| 131 # for revisions with renames, we have to go the slow way | 123 # for revisions with renames, we have to go the slow way |