FnArg parseFnArg()
{
FnArg argt = new FnArg();
if (CurrentKind == TokenKind.Ident)
{
argt.ArgTypeToken = CurrentToken;
MoveNext();
if (CurrentKind == TokenKind.Colon)
{
MoveNext();
if (CurrentKind == TokenKind.Ident)
{
argt.ArgNameToken = CurrentToken;
MoveNext();
return(argt);
}
else
{
error("参数名称不正确");
}
}
else
{
error("应该是':'");
}
}
else
{
error("参数类型不正确");
MoveNext();
}
return(null);
}
FnBracket parseFnMuArg()
{
FnBracket marg = new FnBracket();
marg.LeftBracketToken = CurrentToken;
MoveNext();
while (!isBracketEnd(CurrentKind))
{
FnArg sarg = parseFnArg();
if (sarg != null)
{
marg.Args.Add(sarg);
}
if (CurrentKind == TokenKind.Comma)
{
MoveNext();
}
}
if (CurrentKind == TokenKind.RBS)
{
marg.RightBracketToken = CurrentToken;
MoveNext();
}
else
{
error("括号不匹配");
}
return(marg);
}
