Aaron Schrab <aaron@xxxxxxxxxx> writes:
> Create a sample of a script for a pre-push hook. The main purpose is to
> illustrate how a script may parse the information which is supplied to
> such a hook. The script may also be useful to some people as-is for
> avoiding to push commits which are marked as a work in progress.
>
> Signed-off-by: Aaron Schrab <aaron@xxxxxxxxxx>
> ---
> templates/hooks--pre-push.sample | 53 ++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 53 insertions(+)
> create mode 100644 templates/hooks--pre-push.sample
>
> diff --git a/templates/hooks--pre-push.sample b/templates/hooks--pre-push.sample
> new file mode 100644
> index 0000000..15ab6d8
> --- /dev/null
> +++ b/templates/hooks--pre-push.sample
> @@ -0,0 +1,53 @@
> +#!/bin/sh
> +
> +# An example hook script to verify what is about to be pushed. Called by "git
> +# push" after it has checked the remote status, but before anything has been
> +# pushed. If this script exits with a non-zero status nothing will be pushed.
> +#
> +# This hook is called with the following parameters:
> +#
> +# $1 -- Name of the remote to which the push is being done
> +# $2 -- URL to which the push is being done
> +#
> +# If pushing without using a named remote those arguments will be equal.
> +#
> +# Information about the commits which are being pushed is supplied as lines to
> +# the standard input in the form:
> +#
> +# <local ref> <local sha1> <remote ref> <remote sha1>
> +#
> +# This sample shows how to prevent push of commits where the log message starts
> +# with "WIP" (work in progress).
An example for a plausible use case is nice to have. I would prefer
to see any new shell script to follow the Git style, though.
> +remote="$1"
> +url="$2"
> +
> +z40=0000000000000000000000000000000000000000
> +
> +IFS=' '
> +while read local_ref local_sha remote_ref remote_sha
> +do
> + if [ "$local_sha" = $z40 ]
> + then
> + # Handle delete
... by doing what?
> + else
> + if [ "$remote_sha" = $z40 ]
> + then
> + # New branch, examine all commits
> + range="$local_sha"
> + else
> + # Update to existing branch, examine new commits
> + range="$remote_sha..$local_sha"
> + fi
> +
> + # Check for WIP commit
> + commit=`git rev-list -n 1 --grep '^WIP' "$range"`
> + if [ -n "$commit" ]
> + then
> + echo "Found WIP commit in $local_ref, not pushing"
> + exit 1
> + fi
> + fi
> +done
> +
> +exit 0
--
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