pre-commit

#!/bin/bash

SCRIPTPATH="$(dirname -- "$( readlink -f -- "$0"; )")"
source ${SCRIPTPATH}/pre-commit-print-error

# Run the check-style script from dev-tools as pre-commit hook.
CHECK_STYLE_SCRIPT="${SCRIPTPATH}/check-style.sh"
$CHECK_STYLE_SCRIPT --pre-commit
if [ ! $? -eq 0 ]; then
    print_error "Code style check failed"
    exit 1
fi

# Abort if there are uncommitted changed to staged files. This would indicate
# that we have saved the file after the initial `git add`. This could happen
# either because we've fixed formatting of a file of because vscode is sometimes
# very slow at running it's post save tasks.
files_in_commit=$(git diff --cached --name-only --diff-filter=ACM HEAD)
files_with_unstaged_changes=$(git ls-files . -m)
changed_files=""
for file in $files_with_unstaged_changes; do
    if [ ! -z "$(echo $files_in_commit | grep $file)" ]; then
        changed_files="$file $changed_files"
    fi
done
if [ ! -z "$changed_files" ]; then
    echo "There are unstaged changes to staged files:"
    for file in ${changed_files}; do
        echo "M $file"
    done
    print_error "Unstaged changes"
    exit 1
fi