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ESLINT + pre-receive git hook
#!/bin/bash
TEMPDIR=`mktemp -d`
ESLINTRC=$TEMPDIR/.eslintrc
COMMAND="eslint --color -c $ESLINTRC --rule 'import/no-unresolved: 0' --rule 'import/no-duplicates: 0' --rule 'import/export: 0'"
git show HEAD:.eslintrc > $ESLINTRC
echo "### Ensure changes follow our code style... ####"
# See https://www.kernel.org/pub/software/scm/git/docs/githooks.html#pre-receive
oldrev=$1
newrev=$2
refname=$3
NULL_COMMIT=$(printf '0%.0s' {1..40})
while read oldrev newrev refname; do
if [[ "$newrev" = $NULL_COMMIT ]]; then
# branch deleted
continue;
fi
if [[ "$oldrev" = $NULL_COMMIT ]]; then
# new branch created
oldrev=HEAD
fi
# Get the file names, without directory, of the files that have been modified
# between the new revision and the old revision
files=`git diff --name-only ${oldrev}..${newrev}`
# Get a list of all objects in the new revision
objects=`git ls-tree --full-name -r ${newrev}`
for file in $files; do
# Search for the file name in the list of all objects
object=`echo -e "${objects}" | egrep "(\s)${file}\$" | awk '{ print $3 }'`
# If it's not present, then continue to the the next itteration
if [ -z ${object} ]; then
continue;
fi
# Otherwise, create all the necessary sub directories in the new temp directory
mkdir -p "${TEMPDIR}/`dirname ${file}`" &>/dev/null
# and output the object content into it's original file name
git cat-file blob ${object} > ${TEMPDIR}/${file}
done
done
# lint js files
files_found=`find ${TEMPDIR} -name '*.js' | xargs echo -n`
resulting_status=0
if [ ${#files_found} -ne 0 ]; then
results=`eval "$COMMAND $files_found"`
resulting_status=$?
echo "$results" | sed "s/${TEMPDIR//\//\\/}\///"
fi
rm -rf ${TEMPDIR} &> /dev/null
exit $resulting_status
@mischicodes
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mischicodes commented Sep 12, 2017

I'm trying to reuse this and am getting a git error "remote: fatal: this operation must be run in a work tree". Is this script not running on a bare repository on the server?

@LaloHao
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LaloHao commented Sep 5, 2018

First commit/update always gives an error when getting the file names

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