obsolete: explode if metadata contains invalid UTF-8 sequence (API) The current metadata API can be a source of bugs since it forces callers to process encoding conversion by themselves. So let's make it reject bad data as a last ditch. I assume there's no metadata field which is supposed to store arbitrary BLOB like transplant_source.

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#require execbit

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  $ hg init repo

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  $ cd repo

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  $ echo foo > foo

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  $ chmod 644 foo

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  $ hg ci -qAm '644'

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  $ chmod 755 foo

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  $ hg ci -qAm '755'

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reverting to rev 0

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  $ hg revert -a -r 0

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  reverting foo

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  $ hg st

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  M foo

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  $ hg diff --git

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  diff --git a/foo b/foo

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  old mode 100755

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  new mode 100644

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  $ cd ..