public ICLS_Expression Compiler_Expression_Loop_Dowhile(IList<Token> tlist, ICLS_Environment content, int pos, int posend)
{
int b1;
int fs1 = pos + 1;
int fe1 = FindCodeAny(tlist, ref fs1, out b1);
CLS_Expression_LoopDowhile value = new CLS_Expression_LoopDowhile(pos, fe1, tlist[pos].line, tlist[fe1].line);
//do(xxx)while(...)
{
ICLS_Expression subvalue;
bool succ = Compiler_Expression_Block(tlist, content, fs1, fe1, out subvalue);
if (succ)
{
value.tokenEnd = fe1;
value.lineEnd = tlist[fe1].line;
value.listParam.Add(subvalue);
}
else
{
return null;
}
}
//do{...]while(yyy);
if (tlist[fe1 + 1].text != "while") return null;
int b2;
int fs2 = fe1 + 2;
int fe2 = FindCodeAny(tlist, ref fs2, out b2);
{
ICLS_Expression subvalue;
bool succ = Compiler_Expression(tlist, content, fs2, fe2, out subvalue);
if (succ)
{
value.tokenEnd = fe2;
value.lineEnd = tlist[fe2].line;
value.listParam.Add(subvalue);
}
else
{
return null;
}
}
return value;
}