clone method
Create a copy of this declaration, mainly used on class member inheritance and function arguments passing.
Implementation
@override
HTTypeAliasDeclaration clone() => HTTypeAliasDeclaration(
id: id!,
declType: declType,
classId: classId,
closure: closure,
genericTypeParameters: genericTypeParameters,
isExternal: isExternal,
isStatic: isStatic,
isConst: isConst,
isMutable: isMutable,
isTopLevel: isTopLevel);