gitadd

#!/bin/bash
# git-add a modified file by its position on the git status list

# usage: alias this script to gitadd or whatever, then on a git repo folder
# run gitadd 1 3 to git-add the first and the third modified file of the git status list

indexesToGitAdd=$*
gitStatus=($(git ls-files -m))

# verbose
# echo $indexesToGitAdd
# printf -- '%s\n' "${gitStatus[@]}"

# exit if git does not have modified files
if [ ${#gitStatus[@]} -eq 0 ]; then
    echo "There are no modified files in git"
    exit 1
fi

for fileIndex in $indexesToGitAdd; do
    # start from 1 instead of 0
    ((fileIndex=fileIndex-1))
    # if this fileindex exists on the list of modified files
    if test $fileIndex -ge 0 -a "${gitStatus[fileIndex]+isset}"
        then
            # add this file
            echo "Adding " ${gitStatus[$fileIndex]}
            git add ${gitStatus[$fileIndex]}
        else
            echo 'No modified file in position' $(($fileIndex+1))
    fi;
done