78 lines
2.1 KiB
C++
78 lines
2.1 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/ast/case_statement.h"
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#include "src/clone_context.h"
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#include "src/program_builder.h"
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TINT_INSTANTIATE_CLASS_ID(tint::ast::CaseStatement);
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namespace tint {
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namespace ast {
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CaseStatement::CaseStatement(const Source& source,
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CaseSelectorList selectors,
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BlockStatement* body)
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: Base(source), selectors_(selectors), body_(body) {}
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CaseStatement::CaseStatement(CaseStatement&&) = default;
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CaseStatement::~CaseStatement() = default;
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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, sel, b);
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}
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bool CaseStatement::IsValid() const {
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return body_ != nullptr && body_->IsValid();
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}
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void CaseStatement::to_str(const semantic::Info& sem,
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std::ostream& out,
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size_t indent) const {
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make_indent(out, indent);
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if (IsDefault()) {
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out << "Default{" << std::endl;
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} else {
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out << "Case ";
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bool first = true;
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for (auto* selector : selectors_) {
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if (!first)
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out << ", ";
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first = false;
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out << selector->to_str(sem);
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}
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out << "{" << std::endl;
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}
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if (body_ != nullptr) {
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for (auto* stmt : *body_) {
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stmt->to_str(sem, out, indent + 2);
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}
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}
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make_indent(out, indent);
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out << "}" << std::endl;
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}
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} // namespace ast
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} // namespace tint
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