From 6a71a74ed8bbc060440a79b19a47d4d038411b30 Mon Sep 17 00:00:00 2001
From: Krystine Sherwin <93062060+KrystalDelusion@users.noreply.github.com>
Date: Thu, 16 Jul 2026 11:45:17 +1200
Subject: [PATCH] tests: Add clean_rules target

Calling `make clean` can fail if a test folder has been collected but the source no longer exists. `make clean_rules` bypasses this by skipping the `include make/rules/collect.mk` in the same way as `make help`.
---
 tests/Makefile | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tests/Makefile b/tests/Makefile
index 6063a01..cc20b30 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -47,7 +47,8 @@ make/rules/collect.mk: make/collect_tests.py
 make/rules/test/%.mk:
 	python3 make/test_rules.py --rule $@ --source $<
 
-ifneq (help,$(MAKECMDGOALS))
+NO_COLLECT_TARGS := help clean_rules
+ifneq ($(filter-out $(NO_COLLECT_TARGS),$(MAKECMDGOALS)),)
 
 # This should run every time but only trigger anything depending on it whenever
 # the script overwrites make/rules/found_tools. This doesn't really match how
@@ -66,3 +67,7 @@ endif
 include make/rules/collect.mk
 
 endif
+
+.PHONY: clean_rules
+clean_rules:
+	@rm -rf make/rules