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add await expr to ast

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Unreal Hoang 2019-07-20 19:35:49 +09:00
parent 2830d1376b
commit 5ac9f5cdc7
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4 changed files with 45 additions and 1 deletions
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8
crates/ra_hir/src/expr.rs
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@ -220,6 +220,9 @@ pub enum Expr {
expr: ExprId,
name: Name,
},
Await {
expr: ExprId,
},
Try {
expr: ExprId,
},
@ -359,6 +362,7 @@ impl Expr {
f(*rhs);
}
Expr::Field { expr, .. }
| Expr::Await { expr }
| Expr::Try { expr }
| Expr::Cast { expr, .. }
| Expr::Ref { expr, .. }
@ -729,6 +733,10 @@ where
};
self.alloc_expr(Expr::Field { expr, name }, syntax_ptr)
}
ast::ExprKind::AwaitExpr(e) => {
let expr = self.collect_expr_opt(e.expr());
self.alloc_expr(Expr::Await { expr }, syntax_ptr)
}
ast::ExprKind::TryExpr(e) => {
let expr = self.collect_expr_opt(e.expr());
self.alloc_expr(Expr::Try { expr }, syntax_ptr)