public PrefixExpression(Parser.LuaToken oper, Expression right)
{
mOperator = oper;
mRight = right;
StringBuilder sb = StringBuilderCache.Acquire();
print(sb);
canonicalName = sb.ToStringAndRelease();
}
public DotOperatorExpression(Expression left, Parser.LuaToken oper, Expression right)
{
mLeft = left;
mOperator = oper;
mRight = right;
StringBuilder sb = StringBuilderCache.Acquire();
print(sb);
canonicalName = sb.ToStringAndRelease();
}
public OperatorExpression(Expression left, Parser.LuaToken oper, Expression right)
{
mLeft = left;
mOperator = oper;
mRight = right;
switch (mOperator)
{
case Parser.LuaToken.PLUS:
case Parser.LuaToken.MINUS:
case Parser.LuaToken.MULTIPLY:
case Parser.LuaToken.DIVIDE:
returnType = typeof(double);
break;
case Parser.LuaToken.CONCAT:
returnType = typeof(string);
break;
case Parser.LuaToken.LESS_THAN:
case Parser.LuaToken.GREATER_THAN:
case Parser.LuaToken.EQUALITY:
case Parser.LuaToken.INEQUALITY:
case Parser.LuaToken.LESS_EQUAL:
case Parser.LuaToken.GREATER_EQUAL:
case Parser.LuaToken.AND:
case Parser.LuaToken.OR:
returnType = typeof(bool);
break;
default:
returnType = typeof(void);
break;
}
StringBuilder sb = StringBuilderCache.Acquire();
print(sb);
canonicalName = sb.ToStringAndRelease();
}
internal static string punctuator(this Parser.LuaToken token)
{
switch (token)
{
case Parser.LuaToken.LEFT_PAREN:
return("(");
case Parser.LuaToken.RIGHT_PAREN:
return(")");
case Parser.LuaToken.COMMA:
return(",");
case Parser.LuaToken.ASSIGN:
return("=");
case Parser.LuaToken.PLUS:
return("+");
case Parser.LuaToken.MINUS:
return("-");
case Parser.LuaToken.MULTIPLY:
return("*");
case Parser.LuaToken.DIVIDE:
return("/");
case Parser.LuaToken.MODULO:
return("%");
case Parser.LuaToken.EXPONENT:
return("^");
case Parser.LuaToken.DOT:
return(".");
case Parser.LuaToken.CONCAT:
return("..");
case Parser.LuaToken.GREATER_THAN:
return(">");
case Parser.LuaToken.LESS_THAN:
return("<");
case Parser.LuaToken.EQUALITY:
return("==");
case Parser.LuaToken.INEQUALITY:
return("~=");
case Parser.LuaToken.LESS_EQUAL:
return("<=");
case Parser.LuaToken.GREATER_EQUAL:
return(">=");
case Parser.LuaToken.AND:
return("and");
case Parser.LuaToken.OR:
return("or");
case Parser.LuaToken.NOT:
return("not");
}
throw new Exception("Un-punctuable token " + token.ToString());
}