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Switching to JSValue throughout. Implementing operators per base type.

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git-svn-id: svn://10.0.0.236/trunk@32415 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rogerl%netscape.com
1999-05-20 21:16:11 +00:00
parent faaa440343
commit 095914ec44
19 changed files with 298 additions and 125 deletions
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88
mozilla/js/js2/java/JSDouble.java
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@@ -1,5 +1,10 @@
class JSDouble extends JSNumber {
JSDouble(double p)
{
d = p;
}
JSDouble(String s)
{
d = new Double(s).doubleValue();
@@ -12,7 +17,88 @@ class JSDouble extends JSNumber {
void eval(Environment theEnv)
{
theEnv.theStack.push(new StackValue(d));
theEnv.theStack.push(this);
}
void add(Environment theEnv) {
JSValue vR = theEnv.theStack.peek();
if (vR instanceof JSString)
toJSString().add(theEnv);
else {
theEnv.theStack.pop();
theEnv.theStack.push(new JSDouble(d + vR.toJSDouble().d));
}
}
void subtract(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push(new JSDouble(d - vR.toJSDouble().d));
}
void multiply(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push(new JSDouble(d * vR.toJSDouble().d));
}
void divide(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push(new JSDouble(d / vR.toJSDouble().d));
}
void remainder(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push(new JSDouble(d % vR.toJSDouble().d));
}
void gt(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d > vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
void ge(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d >= vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
void lt(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d < vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
void le(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d <= vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
void eq(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d == vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
void ne(Environment theEnv) {
JSValue vR = theEnv.theStack.pop();
theEnv.theStack.push((d != vR.toJSDouble().d) ? JSBoolean.JSTrue : JSBoolean.JSFalse);
}
JSDouble toJSDouble() {
return this;
}
JSInteger toJSInteger() {
return new JSInteger((int)d);
}
JSBoolean toJSBoolean() {
return (d != 0.0) ? JSBoolean.JSTrue : JSBoolean.JSFalse;
}
JSString toJSString() {
return new JSString(Double.toString(d));
}
public String toString() {
return Double.toString(d);
}
double d;