49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
// Copyright (c) 2020-now by the Zeek Project. See LICENSE for details.
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#pragma once
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#include <memory>
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#include <utility>
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#include <hilti/ast/ctor.h>
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#include <hilti/ast/expression.h>
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#include <hilti/ast/types/tuple.h>
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namespace hilti::ctor {
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/** AST node for a tuple ctor. */
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class Tuple : public Ctor {
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public:
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auto value() const { return children<Expression>(1, {}); }
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QualifiedType* type() const final { return child<QualifiedType>(0); }
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void setType(ASTContext* ctx, QualifiedType* t) { setChild(ctx, 0, t); }
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static auto create(ASTContext* ctx, const Expressions& exprs, Meta meta = {}) {
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auto type = _inferType(ctx, exprs, meta);
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return ctx->make<Tuple>(ctx, node::flatten(type, exprs), std::move(meta));
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}
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protected:
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Tuple(ASTContext* ctx, Nodes children, Meta meta) : Ctor(ctx, NodeTags, std::move(children), std::move(meta)) {}
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HILTI_NODE_1(ctor::Tuple, Ctor, final);
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private:
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static QualifiedType* _inferType(ASTContext* ctx, const Expressions& exprs, const Meta& meta) {
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for ( const auto& e : exprs ) {
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if ( ! e->isResolved() )
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return QualifiedType::createAuto(ctx, meta);
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}
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QualifiedTypes types;
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types.reserve(exprs.size());
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for ( const auto& e : exprs )
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types.emplace_back(e->type());
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return QualifiedType::create(ctx, type::Tuple::create(ctx, types, meta), Constness::Const, meta);
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}
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};
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} // namespace hilti::ctor
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