open file from CLI in github

open-file-in-github.sh

#!/bin/bash

# Usage: open-file-in-github.sh filepath 
# Usage: open-file-in-github.sh dirpath develop
# Usage: open-file-in-github.sh filepath feature/test
# works in any subdirectory. does not check if path is tracked or not.

filepath=$1
branch=$2 
if [[ -d $filepath ]]; then
  pathtype='tree'
elif [[ -f $filepath ]]; then
  pathtype='blob'
else
  echo "$filepath is not valid"
  exit 1
fi

if [[ "$branch" = "" ]]; then
  branch=$(git rev-parse --abbrev-ref HEAD)
fi

gitfilepath=$(git rev-parse --show-prefix)$filepath

remoteurl=$(git remote -v | awk '/fetch/{print $2}' | sed -Ee 's#(git@|git://)#https://#' -e 's@com:@com/@' -e 's@\.git@@')
open "$remoteurl/$pathtype/$branch/$gitfilepath"