private void ParseWhileStatement()
{
Match(TokenType.While);
Match(TokenType.OpenParenthesis);
_compileCommands.AddLast(new [] { "Do Nothing" });
var insertWhileAfter = _compileCommands.Tail;
object condition = ParseExpression();
Match(TokenType.CloseParenthesis);
bool hasBrackets = false;
if (PeekNext().Type == TokenType.OpenCurlyBracket)
{
GetNext();
hasBrackets = true;
}
do
{
ParseStatement();
} while (hasBrackets && PeekNext().Type != TokenType.CloseCurlyBracket);
if (hasBrackets)
{
Match(TokenType.CloseCurlyBracket);
}
_compileCommands.AddLast(new object[] { "$goto", insertWhileAfter });
_compileCommands.AddLast(new[] { "Do Nothing" });
_compileCommands.AddAfter(insertWhileAfter, new[] { "$while", condition, new object[] { "$goto", _compileCommands.Tail } });
}
