53 lines
825 B
C++
53 lines
825 B
C++
/*
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* WhileNode.cpp
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*
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* Created on: Dec 10, 2012
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* Author: attero
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*/
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#include "WhileNode.h"
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WhileNode::WhileNode(ASTNode * parent) {
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body = NULL;
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this->parent = parent;
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}
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WhileNode::~WhileNode() {
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delete body;
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for(auto it = children.begin(); it != children.end(); )
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{
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delete *it;
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it = children.erase(it);
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}
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}
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void WhileNode::add_condition(ASTExpression * expression)
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{
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children.push_back(expression);
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}
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void WhileNode::add_body(ASTStatement * statement)
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{
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body = statement;
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}
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std::string WhileNode::debug()
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{
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std::string debug_note = "While";
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return debug_note;
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}
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void WhileNode::execute()
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{
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while(evaluate_condition())
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{
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body->execute();
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}
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}
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bool WhileNode::evaluate_condition()
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{
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auto condition = static_cast<ASTExpression * >(children[0])->evaluate();
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return condition.is_true();
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}
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