#include <debug.h>

#include <stringtree/new.h>
#include <stringtree/append.h>

#include "../prettyprint_errors.h"

#include "struct.h"
#include "prettyprint_errors.h"

struct stringtree* error_expression_prettyprint_errors(
    struct expression* super)
{
    ENTER;
    
    struct error_expression* const this = (void*) super;
    
    struct stringtree* tree = NULL;
    
    if (this->subexpression)
    {
        tree = expression_prettyprint_errors(
            this->subexpression);
    }
    
    if (!tree)
    {
        tree = new_stringtree();
    }
    
    stringtree_append_cstr(tree, this->message);
    stringtree_append_cstr(tree, L"\n");
    
    EXIT;
    return tree;
}