Show test issues as annotations in the GitHub Actions job summary

Author: Rangi42

contrib/checkdiff.bash

@@ -13,7 +13,7 @@ edited () {
 
 dependency () {
 	if edited "$1" && ! edited "$2"; then
-		echo "'$1' was modified, but not '$2'! $3" | xargs
+		echo >&2 "::warning '$1' was modified, but not '$2'! $3" | xargs
 	fi
 }
 

test/asm/test.sh

@@ -169,7 +169,7 @@ done
 if [[ "$failed" -eq 0 ]]; then
 	echo "${bold}${green}All ${tests} tests passed!${rescolors}${resbold}"
 else
-	echo "${bold}${red}${failed} of the tests failed!${rescolors}${resbold}"
+	echo "::warning ${bold}${red}${failed} of the RGBASM tests failed!${rescolors}${resbold}"
 fi
 
 exit $rc

test/fix/test.sh

@@ -125,7 +125,7 @@ rc=$((rc || $?))
 if [[ "$failed" -eq 0 ]]; then
 	echo "${bold}${green}All ${tests} tests passed!${rescolors}${resbold}"
 else
-	echo "${bold}${red}${failed} of the tests failed!${rescolors}${resbold}"
+	echo "::warning ${bold}${red}${failed} of the RGBFIX tests failed!${rescolors}${resbold}"
 fi
 
 exit $rc

test/gfx/test.sh

@@ -104,7 +104,7 @@ done
 if [[ "$failed" -eq 0 ]]; then
 	echo "${bold}${green}All ${tests} tests passed!${rescolors}${resbold}"
 else
-	echo "${bold}${red}${failed} of the tests failed!${rescolors}${resbold}"
+	echo "::warning ${bold}${red}${failed} of the RGBGFX tests failed!${rescolors}${resbold}"
 fi
 
 exit $rc

test/link/test.sh

@@ -331,7 +331,7 @@ evaluateTest
 if [[ "$failed" -eq 0 ]]; then
 	echo "${bold}${green}All ${tests} tests passed!${rescolors}${resbold}"
 else
-	echo "${bold}${red}${failed} of the tests failed!${rescolors}${resbold}"
+	echo "::warning ${bold}${red}${failed} of the RGBLINK tests failed!${rescolors}${resbold}"
 fi
 
 exit $rc

test/run-tests.sh

@@ -63,7 +63,7 @@ test_downstream() { # owner repo make-target build-file build-hash
 	make -j4 "$3" RGBDS=../../
 	hash="$(sha1sum -b "$4" | head -c 40)"
 	if [ "$hash" != "$5" ]; then
-		echo >&2 'SHA-1 hash of '"$4"' did not match: '"$hash"
+		echo >&2 '::warning SHA-1 hash of '"$4"' did not match: '"$hash"
 		return 1
 	fi
 	popd