/// <summary>
/// Visits a function declaration.
/// </summary>
/// <param name="declaration">the function declaration</param>
protected internal virtual void visitFunctionDeclaration(FunctionDeclaration declaration)
{
}
//TODO: link function body to declaration
/// <summary>
/// Creates a function body based on a function declaration.
/// </summary>
/// <param name="declaration">the base function declaration</param>
public FunctionBody(FunctionDeclaration declaration)
: base(declaration)
{
this.returnType = declaration.ReturnType;
}