src/tint/lang/wgsl/ast/alias.h

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#ifndef SRC_TINT_LANG_WGSL_AST_ALIAS_H_
#define SRC_TINT_LANG_WGSL_AST_ALIAS_H_

#include <string>

#include "src/tint/lang/wgsl/ast/type.h"
#include "src/tint/lang/wgsl/ast/type_decl.h"

namespace tint::ast {

/// A type alias type. Holds a name and pointer to another type.
class Alias final : public Castable<Alias, TypeDecl> {
  public:
    /// Constructor
    /// @param pid the identifier of the program that owns this node
    /// @param nid the unique node identifier
    /// @param src the source of this node
    /// @param name the symbol for the alias
    /// @param subtype the alias'd type
    Alias(GenerationID pid, NodeID nid, const Source& src, const Identifier* name, Type subtype);

    /// Destructor
    ~Alias() override;

    /// Clones this type and all transitive types using the `CloneContext` `ctx`.
    /// @param ctx the clone context
    /// @return the newly cloned type
    const Alias* Clone(CloneContext& ctx) const override;

    /// the alias type
    const Type type;
};

}  // namespace tint::ast

#endif  // SRC_TINT_LANG_WGSL_AST_ALIAS_H_