Fix showing qualifier in missing return type error (hsutter#371)

ntrel · zaucy · commit 14e804608a6f · 2023-12-04T20:37:59.000-08:00
Triggered by:
```cpp
f: (inout x: int) -&gt; forward = x;
```
diff --git a/source/parse.h b/source/parse.h
@@ -5205,7 +5205,7 @@ class parser
                 else {
                     auto msg = std::string("'");
                     msg += to_string_view(pass);
-                    error( + "'' must be followed by a type-id");
+                    error(msg + "' must be followed by a type-id");
                 }
             }
             else if (auto t = type_id()) {

Original file line number	Diff line number	Diff line change
`@@ -5205,7 +5205,7 @@ class parser`
`5205`	`5205`	`else {`
`5206`	`5206`	`auto msg = std::string("'");`
`5207`	`5207`	`msg += to_string_view(pass);`
`5208`		`- error( + "'' must be followed by a type-id");`
	`5208`	`+ error(msg + "' must be followed by a type-id");`
`5209`	`5209`	`}`
`5210`	`5210`	`}`
`5211`	`5211`	`else if (auto t = type_id()) {`