signed-off-by

#!/bin/sh
# https://conventionalcommits.org/
# takes a revset and appends "$SIGNED_OFF_BY" to each spelling commit.
if [ $# -eq 0 ]; then
  echo "SIGNED_OFF_BY='...' $0 range"
  echo " -- initiate rewrite"
  exit 1
fi
if [ "$1" = "message" ]; then
  commitmsg="$2"
  cat "$commitmsg" > test-test-test
  if ! grep "$SIGNED_OFF_BY" "$commitmsg" > /dev/null; then
    message="$((cat "$commitmsg" ; echo "$SIGNED_OFF_BY") | uniq)"
    echo "$message" > "$commitmsg"
  fi
elif [ "$1" = "plan" ]; then
  perl -pi -e 'unless ($second) { s/^pick/edit/; $second=1; } else { s/^pick/mess/ }' $2
else
  EDITOR="$0 plan" hg histedit "$@"
  EDITOR="$0 message" hg histedit --cont
fi