git hook to add ticket number in the commit

MakeFile

init:
	find .git/hooks -type l -exec rm {} \;
	find .githooks -type f -exec ln -sf ../../{} .git/hooks/ \;

prepare-commit-msg

# inside .githooks/prepare-commit-msg
#!/bin/bash
FILE=$1
MESSAGE=$(cat $FILE)
TICKET=[$(git rev-parse --abbrev-ref HEAD | grep -Eo --color=never '^(\w+/)?(\w+[-_])?[0-9]+' | grep -Eo  --color=never '(\w+[-])?[0-9]+')]
if [[ $TICKET == "[]" || "$MESSAGE" == "$TICKET"* ]];then
  exit 0;
fi

echo "$TICKET $MESSAGE" > $FILE