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Use some bash best practices and simplify hook template

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This commit is contained in:
Anthony Sottile
2017-09-21 16:09:45 -07:00
parent eefeaaf844
commit 916ca72bb1
1 changed files with 18 additions and 36 deletions
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54
pre_commit/resources/hook-tmpl
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@@ -2,9 +2,9 @@
# This is a randomish md5 to identify this script
# 138fd403232d2ddd5efb44317e38bf03
pushd `dirname $0` > /dev/null
HERE=`pwd`
popd > /dev/null
pushd "$(dirname "$0")" >& /dev/null
HERE="$(pwd)"
popd >& /dev/null
retv=0
args=""
@@ -12,35 +12,28 @@ args=""
ENV_PYTHON={sys_executable}
SKIP_ON_MISSING_CONF={skip_on_missing_conf}
which pre-commit >& /dev/null
WHICH_RETV=$?
"$ENV_PYTHON" -c 'import pre_commit.main' >& /dev/null
ENV_PYTHON_RETV=$?
python -c 'import pre_commit.main' >& /dev/null
PYTHON_RETV=$?
if ((
(WHICH_RETV != 0) &&
(ENV_PYTHON_RETV != 0) &&
(PYTHON_RETV != 0)
)); then
if which pre-commit >& /dev/null; then
exe="pre-commit"
run_args=""
elif "$ENV_PYTHON" -c 'import pre_commit.main' >& /dev/null; then
exe="$ENV_PYTHON"
run_args="-m pre_commit.main"
elif python -c 'import pre_commit.main' >& /dev/null; then
exe="python"
run_args="-m pre_commit.main"
else
echo '`pre-commit` not found. Did you forget to activate your virtualenv?'
exit 1
fi
# Run the legacy pre-commit if it exists
if [ -x "$HERE"/{hook_type}.legacy ]; then
"$HERE"/{hook_type}.legacy
if [ $? -ne 0 ]; then
retv=1
fi
if [ -x "$HERE"/{hook_type}.legacy ] && ! "$HERE"/{hook_type}.legacy; then
retv=1
fi
CONF_FILE="$(git rev-parse --show-toplevel)/{config_file}"
if [ ! -f $CONF_FILE ]; then
if [ $SKIP_ON_MISSING_CONF = true ] || [ ! -z $PRE_COMMIT_ALLOW_NO_CONFIG ]; then
if [ ! -f "$CONF_FILE" ]; then
if [ "$SKIP_ON_MISSING_CONF" = true -o ! -z "$PRE_COMMIT_ALLOW_NO_CONFIG" ]; then
echo '`{config_file}` config file not found. Skipping `pre-commit`.'
exit $retv
else
@@ -55,18 +48,7 @@ fi
{hook_specific}
# Run pre-commit
if ((WHICH_RETV == 0)); then
pre-commit run $args --config {config_file}
PRE_COMMIT_RETV=$?
elif ((ENV_PYTHON_RETV == 0)); then
"$ENV_PYTHON" -m pre_commit.main run $args
PRE_COMMIT_RETV=$?
else
python -m pre_commit.main run $args
PRE_COMMIT_RETV=$?
fi
if ((PRE_COMMIT_RETV != 0)); then
if ! "$exe" $run_args run $args --config {config_file}; then
retv=1
fi