Merge pull request #4417 from harupy/add-with-offset-methods

Add `with_col_offset` and `with_row_offset` to `Location` for conveniece

parser/src/error.rs

@@ -213,7 +213,7 @@ pub(crate) fn parse_error_from_lalrpop(
             let expected = (expected.len() == 1).then(|| expected[0].clone());
             ParseError {
                 error: ParseErrorType::UnrecognizedToken(token.1, expected),
-                location: Location::new(token.0.row(), token.0.column() + 1),
+                location: token.0.with_col_offset(1),
                 source_path,
             }
         }