Beispiel #1
0
double JSValue::toIntegerPreserveNaN(ExecState *exec) const
{
    int32_t i;
    if (getTruncatedInt32(i))
        return i;
    return trunc(toNumber(exec));
}
Beispiel #2
0
UString JSImmediate::toString(JSValuePtr v)
{
    ASSERT(isImmediate(v));
    if (isIntegerNumber(v))
        return UString::from(getTruncatedInt32(v));
#if USE(ALTERNATE_JSIMMEDIATE)
    if (isNumber(v)) {
        ASSERT(isDoubleNumber(v));
        double value = doubleValue(v);
        if (value == 0.0) // +0.0 or -0.0
            return "0";
        return UString::from(value);
    }
#else
        ASSERT(!isNumber(v));
#endif
    if (jsBoolean(false) == v)
        return "false";
    if (jsBoolean(true) == v)
        return "true";
    if (v.isNull())
        return "null";
    ASSERT(v.isUndefined());
    return "undefined";
}
Beispiel #3
0
// ECMA 9.4
double JSValue::toInteger(ExecState *exec) const
{
    int32_t i;
    if (getTruncatedInt32(i))
        return i;
    double d = toNumber(exec);
    return isNaN(d) ? 0.0 : trunc(d);
}
Beispiel #4
0
UString JSImmediate::toString(JSValue* v)
{
    ASSERT(isImmediate(v));
    if (isNumber(v))
        return UString::from(getTruncatedInt32(v));
    if (v == jsBoolean(false))
        return "false";
    if (v == jsBoolean(true))
        return "true";
    if (v->isNull())
        return "null";
    ASSERT(v == jsUndefined());
    return "undefined";
}