deep-c-rsc/JCGO/jtrsrc/com/ivmaisoft/jcgo/IntLiteral.java
2021-07-16 17:12:20 -05:00

79 lines
2.5 KiB
Java

/*
* @(#) $(JCGO)/jtrsrc/com/ivmaisoft/jcgo/IntLiteral.java --
* a part of JCGO translator.
**
* Project: JCGO (http://www.ivmaisoft.com/jcgo/)
* Copyright (C) 2001-2012 Ivan Maidanski <ivmai@mail.ru>
* All rights reserved.
*/
/*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
**
* This software is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License (GPL) for more details.
**
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole
* combination.
**
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce an
* executable, regardless of the license terms of these independent
* modules, and to copy and distribute the resulting executable under
* terms of your choice, provided that you also meet, for each linked
* independent module, the terms and conditions of the license of that
* module. An independent module is a module which is not derived from
* or based on this library. If you modify this library, you may extend
* this exception to your version of the library, but you are not
* obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
package com.ivmaisoft.jcgo;
/**
* Lexical term for an integer literal.
*/
final class IntLiteral extends LexTerm {
private ConstValue constVal;
IntLiteral(String tokenval) {
super(LexTerm.NUMBER, tokenval);
}
IntLiteral(ConstValue constVal) {
super(LexTerm.NUMBER, constVal.isLong() ? "0L" : "0");
this.constVal = constVal;
}
void processPass1(Context c) {
if (constVal == null) {
constVal = new ConstValue(dottedName());
}
}
ExpressionType exprType() {
assertCond(constVal != null);
return Main.dict.classTable[constVal.isLong() ? Type.LONG : Type.INT];
}
ConstValue evaluateConstValue() {
assertCond(constVal != null);
return constVal;
}
String stringOutput() {
assertCond(constVal != null);
return constVal.stringOutput();
}
}