error system: statement

2026-05-16 06:33:00 +02:00
parent 32c411ba78
commit a6e52b0191
2 changed files with 59 additions and 46 deletions
@@ -47,14 +47,24 @@ impl<'a, F> AstError<'a, F> {
    }
 }

-pub trait IntoErr<T> {
+pub trait IntoErr<T, FA, FR> {
    fn get(self) -> T;
+    fn get_map(self, m: impl Fn(FA) -> FR) -> T;
 }

-impl<'a, T, TE, TE2> IntoErr<AstResult<'a, T, TE2>> for AstResult<'a, T, TE> {
+impl<'a, T, TE, TE2> IntoErr<AstResult<'a, T, TE2>, TE, TE2> for AstResult<'a, T, TE> {
    fn get(self) -> AstResult<'a, T, TE2> {
        self.map_err(AstError::get)
    }
+
+    fn get_map(self, m: impl Fn(TE) -> TE2) -> AstResult<'a, T, TE2> {
+        self.map_err(|e| AstError {
+            span: e.span,
+            error_code: e.error_code,
+            error_message: e.error_message,
+            recovered: e.recovered.map(m),
+        })
+    }
 }

 pub trait GetLength {