GIT_Normalize_LN.bash

#!/bin/bash
# credits
# https://help.github.com/articles/dealing-with-line-endings/
# https://intellij-support.jetbrains.com/hc/en-us/community/posts/205969644-How-to-Ensure-Always-LF-not-CRLF-on-Windows

echo "set git config to not overide LF on pull (windows only)"
git config --global core.autocrlf false
if [ -e .gitattributes ]
then
    echo "Using local .gitattributes file"
else
    echo "Adding .gitattributes file"
    echo "* text=auto" >> .gitattributes
fi
echo "setting git core config to use lf"
git config --global core.eol lf
echo "normalize all files in git repo"

git add . -u
git commit -m "Saving files before refreshing line endings"

# Remove the index and force Git to rescan the working directory.
rm .git/index

# Rewrite the Git index to pick up all the new line endings.
git reset

# Show the rewritten, normalized files.
git status

# Add all your changed files back, and prepare them for a commit. This is your chance to inspect which files, if any, were unchanged.
git add -u
# It is perfectly safe to see a lot of messages here that read
# "warning: CRLF will be replaced by LF in file."

# Rewrite the .gitattributes file.
git add .gitattributes

# Commit the changes to your repository.
git commit -m "Normalize all the line endings"

read -p "Do You want to normalize all files in working directory to LN (y/n)? " -n 1 -r
echo    # (optional) move to a new line
if [[ $REPLY =~ ^[Yy]$ ]]
then
    git ls-files -z | xargs -0 rm
    git checkout .
    echo "converted all files in working directory to LN"
    echo "completed with success"
fi