git-exec

git-exec

#!/bin/bash

# Author: Felix Rabe
# Public Domain, available from https://gist.github.com/felixrabe/6612477

# Like 'git cherry-pick' with added execution support.

# When it sees that the commit message starts with '$ ', it will execute the
# commit, then create a new commit with all the changes, instead of just
# cherry-picking.

if [[ $# -lt 1 ]] ; then
  echo "Usage: git-exec <commit>..." >&2
  exit 1
fi

set -e

function execute_commit() {
  commit="$1"
  message=$(git cat-file commit "$commit" | sed '1,/^$/d')  # http://stackoverflow.com/a/11314667/1034080
  if [[ $message == \$\ * ]] ; then
    # execute and commit
    echo "$message"
    /bin/bash -c "${message#$ }"
    git add -A . && git c --allow-empty -C "$commit"
  else
    # just cherry-pick
    git cherry-pick "$commit"
  fi
}

while [[ $# -gt 0 ]] ; do
  commit="$1"
  shift
  if [[ $commit == *..* ]] ; then  # range of commits
    for commit in $(git rev-list --reverse "$commit") ; do
      execute_commit "$commit"
    done
  else  # single commit
    execute_commit "$commit"
  fi
done