pre-commit-message.sh

#!/bin/bash

# Include any branches for which you wish to disable this script
if [ -z "$BRANCHES_TO_SKIP" ]; then
  BRANCHES_TO_SKIP=(master develop staging test release hotfix)
fi

# Get the current branch name and check if it is excluded
BRANCH_NAME=$(git symbolic-ref --short HEAD)
BRANCH_EXCLUDED=$(printf "%s\n" "${BRANCHES_TO_SKIP[@]}" | grep -c "^$BRANCH_NAME$")

# Trim it down to get the parts we're interested in
TRIMMED=$(echo $BRANCH_NAME | sed -e 's:^\([^/]*\)\/.*:\1:' -e \
    'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/')

LINK="[$TRIMMED](https://everfi.atlassian.net/browse/$TRIMMED)"

BRANCH_ALREADY_THERE=$(grep -c "atlassian" $1)

# If it isn't excluded, preprend the trimmed branch identifier to the given message
if [ -n "$BRANCH_NAME" ] && ! [ "$BRANCH_ALREADY_THERE" -ge 1 ] && ! [[ $BRANCH_EXCLUDED -eq 1 ]]; then
  sed -i.bak -e "1s/^/$TRIMMED /" $1
  awk -v "LINK=$LINK" '/^#/ && !x {print LINK; print; x=1} 1' $1 > tmptmptmp && mv tmptmptmp $1
fi