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Fix `make.expr_closure` invalid mappings
| -rw-r--r-- | crates/syntax/src/ast/syntax_factory/constructors.rs | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/crates/syntax/src/ast/syntax_factory/constructors.rs b/crates/syntax/src/ast/syntax_factory/constructors.rs index 421d13f0dc..5688b8b1f5 100644 --- a/crates/syntax/src/ast/syntax_factory/constructors.rs +++ b/crates/syntax/src/ast/syntax_factory/constructors.rs @@ -1088,13 +1088,15 @@ impl SyntaxFactory { let ast = make::expr_closure(args, expr.clone()).clone_for_update(); if let Some(mut mapping) = self.mappings() { - let mut builder = SyntaxMappingBuilder::new(ast.syntax.clone()); - builder.map_children( - input, - ast.param_list().unwrap().params().map(|param| param.syntax().clone()), - ); + let mut builder = SyntaxMappingBuilder::new(ast.syntax().clone()); builder.map_node(expr.syntax().clone(), ast.body().unwrap().syntax().clone()); builder.finish(&mut mapping); + + let param_list = ast.param_list().unwrap(); + let mut params_builder = SyntaxMappingBuilder::new(param_list.syntax().clone()); + params_builder + .map_children(input, param_list.params().map(|param| param.syntax().clone())); + params_builder.finish(&mut mapping); } ast |