Check a list of changed files, e.g. run through php-cs-fixer

git-diff-check-files.sh

#!/bin/bash

BRANCH=master

git diff --name-status ${BRANCH} | \
    while read -r status srcfile destfile
    do
        if [ -z "$destfile" ]
        then
            # Use source file (e.g. modified)
            changedfile=$srcfile
        else
            # Use destination file (e.g. moved)
            changedfile=$destfile
        fi

        # Skip deleted or non-PHP files
        if [[ $status != 'D' && $changedfile == *".php" ]]; then
          echo "Fixing file ${changedfile}"
          php-cs-fixer fix "${changedfile}"
        fi
    done