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

115 lines
3.8 KiB
Java

/*
* @(#) $(JCGO)/jtrsrc/com/ivmaisoft/jcgo/AssertionStatement.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;
/**
* Grammar production for the assertion statement.
**
* Formats: ASSERT ConditionalExpression SEMI ASSERT ConditionalExpression COLON
* Argument SEMI
*/
final class AssertionStatement extends LexNode {
private ClassDefinition topClinitClass;
AssertionStatement(Term b, Term d) {
super(b, (new InstanceCreation(new ClassOrIfaceType(
Main.dict.get(Names.JAVA_LANG_ASSERTIONERROR)), d,
Empty.newTerm())).setLineInfoFrom(d));
}
void processPass1(Context c) {
topClinitClass = c.currentClass;
assertCond(topClinitClass != null);
ClassDefinition cd;
while ((cd = topClinitClass.outerClass()) != null && !cd.isInterface()) {
topClinitClass = cd;
}
topClinitClass.setHasAssertStmt();
if (c.addAccessedClass(topClinitClass)) {
topClinitClass = null;
}
c.insideAssertStmt = true;
BranchContext oldBranch = c.saveBranch();
terms[0].processPass1(c);
if (terms[0].exprType().objectSize() != Type.BOOLEAN) {
fatalError(c, "The condition expression must be of boolean type");
}
terms[0].updateCondBranch(c, false);
terms[1].processPass1(c);
c.intersectBranch(oldBranch);
c.insideAssertStmt = false;
}
int tokenCount() {
return 1;
}
boolean allowInline(int tokenLimit) {
return true;
}
void discoverObjLeaks() {
terms[0].discoverObjLeaks();
terms[1].discoverObjLeaks();
terms[1].setObjLeaks(null);
}
void processOutput(OutputContext oc) {
if (topClinitClass != null) {
topClinitClass.writeTrigClinit(oc);
}
oc.cPrint("JCGO_ASSERT_STMT(");
terms[0].processOutput(oc);
oc.cPrint(", ");
terms[1].processOutput(oc);
oc.cPrint(");");
}
ExpressionType traceClassInit() {
if (topClinitClass != null) {
topClinitClass.classTraceClassInit(true);
}
terms[0].traceClassInit();
terms[1].traceClassInit();
return null;
}
}