[tests] improve std position hiding a bit

tests/misc/src/Main.hx

@@ -151,15 +151,15 @@ class Main {
 				.filter(s -> 0 != s.indexOf('Picked up JAVA_TOOL_OPTIONS:'))
 				.join('\n');
 
-			content = hideStdPositions(content);
-			expected = hideStdPositions(expected);
-
 			if (StringTools.startsWith(content, '{"jsonrpc":')) {
 				try {
 					content = haxe.Json.stringify(haxe.Json.parse(content).result.result);
 					// Reorder fields from expected too
 					expected = haxe.Json.stringify(haxe.Json.parse(expected));
 				} catch (_) {}
+			} else {
+				content = hideStdPositions(content);
+				expected = hideStdPositions(expected);
 			}
 
 			if (content != expected) {
@@ -182,8 +182,7 @@ class Main {
 	}
 
 	static function hideStdPositions(content:String):String {
-		var std = Path.removeTrailingSlashes(getStd());
-		var regex = new EReg(std + '([a-z/]+\\.hx):[0-9]+:( characters? [0-9]+(-[0-9]+)( :)?)', 'i');
+		var regex = new EReg(getStd() + '([a-z/]+\\.hx):[0-9]+:( characters? [0-9]+(-[0-9]+)( :)?)', 'i');
 
 		return content.split("\n")
 			.map(line -> regex.replace(line, "$1:???:"))