Open a link to a file in Github from the command line.

github_show.sh

#!bin/bash


parse_git_branch() {
  git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'
}

parse_git_remote() {
  git remote -v | head -n 1 | sed 's/.*github.com:\(.*\).git .*/\1/'
}

if [ $# -eq 1 ]
then
  branch=`parse_git_branch`
  file=$1
elif [ $# -eq 2 ]
then
  branch=$1
  file=$2
else
  echo "Need at least one argument"
  exit 1
fi

remote=`parse_gite_remote`

url="https://github.com/$remote/blob/$branch/$file"

if (which xdg-open > /dev/null)
then 
  xdg-open $url &
else
  open $url
fi

exit