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post-merge

#/usr/bin/env bash
# MIT © Alejo Next

# git hook to run a command after `git pull` if a specified file was changed
# Run `chmod +x post-merge` to make it executable then put it into `.git/hooks/`.

changed_files="$(git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD)"

##
# check_run()
# check if a file has changed, if so, evaluate given command
#  args:
#  $1 - fileNameRegex - file name regex to check
#  $2 - command - command to execute
check_run() {
    fileNameRegex="$1"
    command="$2"

	if echo "$changed_files" | grep --quiet "$fileNameRegex"; then
	    echo " * changes detected in $fileNameRegex"
	    echo " * executing '$command'"
	    eval "$command";
	fi
}

check_run package.json "yarn install"

# Run build
yarn build:test