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git-svn-id: svn://10.0.0.236/trunk@30777 18797224-902f-48f8-a5cc-f745e15eee43
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rogerl%netscape.com
1999-05-07 22:07:22 +00:00
parent 8455e35b97
commit b307b926e7
8 changed files with 165 additions and 52 deletions
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15
mozilla/js/js2/java/ArithmeticNode.java
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@@ -4,4 +4,19 @@ class ArithmeticNode extends BinaryNode {
{
super(aOp, aLeft, aRight);
}
void eval(Environment theEnv)
{
super.eval(theEnv);
double dR = theEnv.theStack.pop().d;
double dL = theEnv.theStack.pop().d;
if (op == "+")
theEnv.theStack.push(new StackValue(dL + dR));
else
if (op == "-")
theEnv.theStack.push(new StackValue(dL - dR));
else
System.out.println("missing arithmetic op " + op);
}
}