Mercurial > public > mercurial-scm > hg
comparison mercurial/localrepo.py @ 49493:4367c46a89ee
requires: re-use vfs.tryread for simplicity
Avoids calling `set` twice or having to re-raise an exception and implements the routine with a single return expression.
| author | Jason R. Coombs <jaraco@jaraco.com> |
|---|---|
| date | Wed, 07 Sep 2022 14:56:45 -0400 |
| parents | f59e49f6bee4 |
| children | bc2ecf08ae04 8fa3f7c3a9ad |
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| 49491:c6a1beba27e9 | 49493:4367c46a89ee |
|---|---|
| 520 # requires file contains a newline-delimited list of | 520 # requires file contains a newline-delimited list of |
| 521 # features/capabilities the opener (us) must have in order to use | 521 # features/capabilities the opener (us) must have in order to use |
| 522 # the repository. This file was introduced in Mercurial 0.9.2, | 522 # the repository. This file was introduced in Mercurial 0.9.2, |
| 523 # which means very old repositories may not have one. We assume | 523 # which means very old repositories may not have one. We assume |
| 524 # a missing file translates to no requirements. | 524 # a missing file translates to no requirements. |
| 525 try: | 525 read = vfs.tryread if allowmissing else vfs.read |
| 526 return set(vfs.read(b'requires').splitlines()) | 526 return set(read(b'requires').splitlines()) |
| 527 except FileNotFoundError: | |
| 528 if not allowmissing: | |
| 529 raise | |
| 530 return set() | |
| 531 | 527 |
| 532 | 528 |
| 533 def makelocalrepository(baseui, path, intents=None): | 529 def makelocalrepository(baseui, path, intents=None): |
| 534 """Create a local repository object. | 530 """Create a local repository object. |
| 535 | 531 |