git stats

git-stats

#!/bin/sh
#
# Usage:
#  git stats --author mario
#  git stats --author pepe@lucho.org --since yesterday

git_statistics(){
  git log --shortstat --oneline $@ |
  grep -E "fil(e|es) changed"      |
  awk '
  function cyan(string){
    return sprintf("\033[36m%s\033[0m", string)
  }
  function red(string){
    return sprintf("\033[31m%s\033[0m", string)
  }
  function green(string){
    return sprintf("\033[32m%s\033[0m", string)
  }

  BEGIN { files=0; insertions=0; deletions=0 }
        { files+=$1; insertions+=$4; deletions+=$6 }
  END   { printf("%s files changed, %s insertions, %s deletions\n", cyan(files), green(insertions), red(deletions))}'
}

git_statistics $@