Add translation links to shader errors

servers/rendering/shader_language.h

@@ -945,6 +945,26 @@ private:
 		error_str = p_str;
 	}
 
+	void _set_expected_error(const String &p_what) {
+		_set_error(vformat(RTR("Expected a '%s'."), p_what));
+	}
+
+	void _set_expected_error(const String &p_first, const String p_second) {
+		_set_error(vformat(RTR("Expected a '%s' or '%s'."), p_first, p_second));
+	}
+
+	void _set_expected_after_error(const String &p_what, const String &p_after) {
+		_set_error(vformat(RTR("Expected a '%s' after '%s'."), p_what, p_after));
+	}
+
+	void _set_redefinition_error(const String &p_what) {
+		_set_error(vformat(RTR("Redefinition of '%s'."), p_what));
+	}
+
+	void _set_parsing_error() {
+		_set_error("Parser bug.");
+	}
+
 	static const char *token_names[TK_MAX];
 
 	Token _make_token(TokenType p_type, const StringName &p_text = StringName());

servers/rendering/shader_warnings.cpp

@@ -48,23 +48,23 @@ const StringName &ShaderWarning::get_subject() const {
 String ShaderWarning::get_message() const {
 	switch (code) {
 		case FLOAT_COMPARISON:
-			return vformat("Direct floating-point comparison (this may not evaluate to `true` as you expect). Instead, use `abs(a - b) < 0.0001` for an approximate but predictable comparison.");
+			return vformat(RTR("Direct floating-point comparison (this may not evaluate to `true` as you expect). Instead, use `abs(a - b) < 0.0001` for an approximate but predictable comparison."));
 		case UNUSED_CONSTANT:
-			return vformat("The const '%s' is declared but never used.", subject);
+			return vformat(RTR("The const '%s' is declared but never used."), subject);
 		case UNUSED_FUNCTION:
-			return vformat("The function '%s' is declared but never used.", subject);
+			return vformat(RTR("The function '%s' is declared but never used."), subject);
 		case UNUSED_STRUCT:
-			return vformat("The struct '%s' is declared but never used.", subject);
+			return vformat(RTR("The struct '%s' is declared but never used."), subject);
 		case UNUSED_UNIFORM:
-			return vformat("The uniform '%s' is declared but never used.", subject);
+			return vformat(RTR("The uniform '%s' is declared but never used."), subject);
 		case UNUSED_VARYING:
-			return vformat("The varying '%s' is declared but never used.", subject);
+			return vformat(RTR("The varying '%s' is declared but never used."), subject);
 		case UNUSED_LOCAL_VARIABLE:
-			return vformat("The local variable '%s' is declared but never used.", subject);
+			return vformat(RTR("The local variable '%s' is declared but never used."), subject);
 		case FORMATTING_ERROR:
 			return subject;
 		case DEVICE_LIMIT_EXCEEDED:
-			return vformat("The total size of the %s for this shader on this device has been exceeded (%s/%s). The shader may not work correctly.", subject, (int)extra_args[0], (int)extra_args[1]);
+			return vformat(RTR("The total size of the %s for this shader on this device has been exceeded (%d/%d). The shader may not work correctly."), subject, (int)extra_args[0], (int)extra_args[1]);
 		default:
 			break;
 	}