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Jon Ross-Perkins
b42612bcec
I've been thinking about this since we decided to add placeholders in the parse tree. This allows a clearer division of work in check handling, where we were doing work for ExprOpenParen that's only necessary for tuples (splitting/renaming handle_paren.cpp accordingly).
23 lines
742 B
C++
23 lines
742 B
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#include "toolchain/check/context.h"
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namespace Carbon::Check {
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auto HandleParenExprStart(Context& /*context*/,
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Parse::ParenExprStartId /*node_id*/) -> bool {
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// The open paren is unused.
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return true;
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}
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auto HandleParenExpr(Context& context, Parse::ParenExprId node_id) -> bool {
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// We re-push because the ParenExpr is valid for member expressions, whereas
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// the child expression might not be.
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context.node_stack().Push(node_id, context.node_stack().PopExpr());
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return true;
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}
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} // namespace Carbon::Check
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