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// Copyright 2022 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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#include "src/tint/lang/wgsl/ast/while_statement.h"
#include <utility>
#include "src/tint/lang/wgsl/ast/builder.h"
#include "src/tint/lang/wgsl/ast/clone_context.h"
TINT_INSTANTIATE_TYPEINFO(tint::ast::WhileStatement);
namespace tint::ast {
WhileStatement::WhileStatement(GenerationID pid,
NodeID nid,
const Source& src,
const Expression* cond,
const BlockStatement* b,
VectorRef<const ast::Attribute*> attrs)
: Base(pid, nid, src), condition(cond), body(b), attributes(std::move(attrs)) {
TINT_ASSERT(cond);
TINT_ASSERT(body);
TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(condition, generation_id);
TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(body, generation_id);
for (auto* attr : attributes) {
TINT_ASSERT(attr);
TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(attr, generation_id);
}
}
WhileStatement::~WhileStatement() = default;
const WhileStatement* WhileStatement::Clone(CloneContext& ctx) const {
// Clone arguments outside of create() call to have deterministic ordering
auto src = ctx.Clone(source);
auto* cond = ctx.Clone(condition);
auto* b = ctx.Clone(body);
auto attrs = ctx.Clone(attributes);
return ctx.dst->create<WhileStatement>(src, cond, b, std::move(attrs));
}
} // namespace tint::ast