git ls-files --exclude-standard -- ':!:**/*.[pjs][npv]g' ':!:**/*.ai' ':!:.idea' ':!:**/*.eslintrc' ':!:package-lock.json' | xargs wc -l':!:**/*.[pjs][npv]g' excludes all png, jpg and svg files.
':!:**/*.ai' excludes .ai files.
':!:.idea' excludes the .idea (WebStorm anyone?) folder.
':!:**/*.eslintrc' excludes .eslint files.
':!:package-lock.json' excludes the biggest offender of all, the package-lock.json.