prepare-commit-msg

#!/bin/bash

branchPath=$(git symbolic-ref -q HEAD) #Somthing like refs/heads/myBranchName
branchName=${branchPath##*/}      #Get text behind the last / of the branch path

if [[ $branchName =~ tickety([[:digit:]]+) ]]; then
    bnum=${BASH_REMATCH[1]};
    heading="TICKETY-$bnum \/\/";
else
    heading="($branchName) ";
fi

firstLine=$(head -n1 $1)
if [ -z "$firstLine"  ] ;then #Check that this is not an amend by checking that the first line is empty    
    sed -i "1s/^/#$heading \n/" $1; #Insert branch name at the start of the commit message file
fi