60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/tint/ast/case_statement.h"
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#include <utility>
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#include "src/tint/program_builder.h"
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TINT_INSTANTIATE_TYPEINFO(tint::ast::CaseStatement);
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namespace tint::ast {
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CaseStatement::CaseStatement(ProgramID pid,
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NodeID nid,
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const Source& src,
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utils::VectorRef<const CaseSelector*> s,
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const BlockStatement* b)
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: Base(pid, nid, src), selectors(std::move(s)), body(b) {
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TINT_ASSERT(AST, body);
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TINT_ASSERT(AST, !selectors.IsEmpty());
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TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, body, program_id);
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for (auto* selector : selectors) {
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TINT_ASSERT(AST, selector);
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TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, selector, program_id);
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}
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}
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CaseStatement::~CaseStatement() = default;
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bool CaseStatement::ContainsDefault() const {
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for (const auto* sel : selectors) {
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if (sel->IsDefault()) {
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return true;
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}
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}
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return false;
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}
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const CaseStatement* CaseStatement::Clone(CloneContext* ctx) const {
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// Clone arguments outside of create() call to have deterministic ordering
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auto src = ctx->Clone(source);
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auto sel = ctx->Clone(selectors);
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auto* b = ctx->Clone(body);
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return ctx->dst->create<CaseStatement>(src, std::move(sel), b);
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}
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} // namespace tint::ast
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