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$ hg init t
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$ cd t
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$ echo a > a
|
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$ hg add a
|
|
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$ hg commit -m test
|
|
|
$ rm .hg/requires
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|
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$ hg tip
|
|
|
abort: unknown version (2) in revlog 00changelog.i!
|
|
|
[255]
|
|
|
$ echo indoor-pool > .hg/requires
|
|
|
$ hg tip
|
|
|
abort: repository requires features unknown to this Mercurial: indoor-pool!
|
|
|
(see https://mercurial-scm.org/wiki/MissingRequirement for more information)
|
|
|
[255]
|
|
|
$ echo outdoor-pool >> .hg/requires
|
|
|
$ hg tip
|
|
|
abort: repository requires features unknown to this Mercurial: indoor-pool outdoor-pool!
|
|
|
(see https://mercurial-scm.org/wiki/MissingRequirement for more information)
|
|
|
[255]
|
|
|
$ cd ..
|
|
|
|
|
|
Test checking between features supported locally and ones required in
|
|
|
another repository of push/pull/clone on localhost:
|
|
|
|
|
|
$ mkdir supported-locally
|
|
|
$ cd supported-locally
|
|
|
|
|
|
$ hg init supported
|
|
|
$ echo a > supported/a
|
|
|
$ hg -R supported commit -Am '#0 at supported'
|
|
|
adding a
|
|
|
|
|
|
$ echo 'featuresetup-test' >> supported/.hg/requires
|
|
|
$ cat > $TESTTMP/supported-locally/supportlocally.py <<EOF
|
|
|
> from __future__ import absolute_import
|
|
|
> from mercurial import extensions, localrepo
|
|
|
> def featuresetup(ui, supported):
|
|
|
> for name, module in extensions.extensions(ui):
|
|
|
> if __name__ == module.__name__:
|
|
|
> # support specific feature locally
|
|
|
> supported |= {b'featuresetup-test'}
|
|
|
> return
|
|
|
> def uisetup(ui):
|
|
|
> localrepo.featuresetupfuncs.add(featuresetup)
|
|
|
> EOF
|
|
|
$ cat > supported/.hg/hgrc <<EOF
|
|
|
> [extensions]
|
|
|
> # enable extension locally
|
|
|
> supportlocally = $TESTTMP/supported-locally/supportlocally.py
|
|
|
> EOF
|
|
|
$ hg -R supported debugrequirements
|
|
|
dotencode
|
|
|
featuresetup-test
|
|
|
fncache
|
|
|
generaldelta
|
|
|
revlogv1
|
|
|
sparserevlog
|
|
|
store
|
|
|
$ hg -R supported status
|
|
|
|
|
|
$ hg init push-dst
|
|
|
$ hg -R supported push push-dst
|
|
|
pushing to push-dst
|
|
|
abort: required features are not supported in the destination: featuresetup-test
|
|
|
[255]
|
|
|
|
|
|
$ hg init pull-src
|
|
|
$ hg -R pull-src pull supported
|
|
|
pulling from supported
|
|
|
abort: required features are not supported in the destination: featuresetup-test
|
|
|
[255]
|
|
|
|
|
|
$ hg clone supported clone-dst
|
|
|
abort: repository requires features unknown to this Mercurial: featuresetup-test!
|
|
|
(see https://mercurial-scm.org/wiki/MissingRequirement for more information)
|
|
|
[255]
|
|
|
$ hg clone --pull supported clone-dst
|
|
|
abort: required features are not supported in the destination: featuresetup-test
|
|
|
[255]
|
|
|
|
|
|
$ cd ..
|
|
|
|
