tests/lint/whitespace.sh

#!/usr/bin/env bash
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set -euo pipefail

status=0

if git --no-pager grep -Il '' -- . | ./tests/lint/trailing_newlines.py; then
    echo "The above files are missing a trailing newline or have too many trailing newlines"
    status=1
fi

if git --no-pager grep -In '[[:blank:]]$' -- .; then
    echo "The above files have trailing spaces"
    status=1
fi

if [ $status == "1" ]; then
    echo "Found whitespace lint failures, 'pre-commit run --all-files' can auto-correct them"
    exit 1
else
    echo "Found no whitespace lint failures"
    exit 0
fi