[ -n "$BASH_VERSION" ] || { echo "ERROR: This script requires bash. Run with: bash $0" >&2; exit 1; }

set -euo pipefail

RUNTIME_DIR="Packages/com.unity.inputsystem/InputSystem/Runtime"

FORBIDDEN_REGEX=(

'UnityEditor(\.[A-Za-z0-9_]+)*'

'UnityEngine\.InputSystem\.Editor(\.[A-Za-z0-9_]+)*'

)

RED=$'\033[0;31m'

GREEN=$'\033[0;32m'

NC=$'\033[0m'

INCLUDE_COMMENTS=false

for arg in "$@"; do

case "$arg" in

--include-comments) INCLUDE_COMMENTS=true ;;

--help)

cat <<EOF

exit 0 ;;

*) echo "Unknown option: $arg"; exit 1 ;;

esac

[ -d "$RUNTIME_DIR" ] || { echo "${RED}ERROR: Runtime directory not found: $RUNTIME_DIR${NC}" >&2; exit 1; }

COMBINED=$(IFS='|'; echo "${FORBIDDEN_REGEX[*]}")

GREP_OUTPUT=$(grep -rnw --include='*.cs' --color=never -E "$COMBINED" "$RUNTIME_DIR" || true)

if [ "$INCLUDE_COMMENTS" = false ]; then

VIOLATIONS=$(echo "$GREP_OUTPUT" | grep -Ev ':[0-9]+:[[:space:]]*//' || true)

VIOLATIONS="$GREP_OUTPUT"

if [ -z "$VIOLATIONS" ]; then

echo "${GREEN}PASS: No Editor namespace references found in Runtime code.${NC}"

exit 0

VIOLATION_COUNT=$(echo "$VIOLATIONS" | wc -l | tr -d ' ')

echo "${RED}FAIL: Found $VIOLATION_COUNT Editor namespace reference(s) in Runtime code:${NC}"

echo ""

echo "$VIOLATIONS"

echo ""

echo "${RED}Active patterns:${NC}"

for re in "${FORBIDDEN_REGEX[@]}"; do

printf ' \033[0;31m%s\033[0m\n' "$re"

exit 1