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// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/ast/for_loop_statement.h"
#include "src/program_builder.h"
TINT_INSTANTIATE_TYPEINFO(tint::ast::ForLoopStatement);
namespace tint {
namespace ast {
ForLoopStatement::ForLoopStatement(ProgramID program_id,
const Source& source,
Statement* initializer,
Expression* condition,
Statement* continuing,
BlockStatement* body)
: Base(program_id, source),
initializer_(initializer),
condition_(condition),
continuing_(continuing),
body_(body) {
TINT_ASSERT(AST, body_);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, initializer_, program_id);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, condition_, program_id);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, continuing_, program_id);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, body_, program_id);
}
ForLoopStatement::ForLoopStatement(ForLoopStatement&&) = default;
ForLoopStatement::~ForLoopStatement() = default;
ForLoopStatement* ForLoopStatement::Clone(CloneContext* ctx) const {
// Clone arguments outside of create() call to have deterministic ordering
auto src = ctx->Clone(source());
auto* init = ctx->Clone(initializer_);
auto* cond = ctx->Clone(condition_);
auto* cont = ctx->Clone(continuing_);
auto* b = ctx->Clone(body_);
return ctx->dst->create<ForLoopStatement>(src, init, cond, cont, b);
}
void ForLoopStatement::to_str(const sem::Info& sem,
std::ostream& out,
size_t indent) const {
make_indent(out, indent);
out << "ForLoop {" << std::endl;
if (initializer_) {
make_indent(out, indent + 2);
out << "initializer:" << std::endl;
initializer_->to_str(sem, out, indent + 4);
}
if (condition_) {
make_indent(out, indent + 2);
out << "condition:" << std::endl;
condition_->to_str(sem, out, indent + 4);
}
if (continuing_) {
make_indent(out, indent + 2);
out << "continuing:" << std::endl;
continuing_->to_str(sem, out, indent + 4);
}
make_indent(out, indent + 2);
out << "body:" << std::endl;
for (auto* stmt : *body_) {
stmt->to_str(sem, out, indent + 4);
}
out << "}" << std::endl;
}
} // namespace ast
} // namespace tint