Method hypot

rhino/src/main/java/org/mozilla/javascript/NativeMath.java:425–454

(
            Context cx, JSFunction f, Object nt, VarScope s, Object thisObj, Object[] args)

    // Based on code from
    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/hypot
    private static Object hypot(
            Context cx, JSFunction f, Object nt, VarScope s, Object thisObj, Object[] args) {
        if (args == null) {
            return 0.0;
        }
        double y = 0.0;

        // Spec and tests say that any "Infinity" result takes precedence.
        boolean hasNaN = false;
        boolean hasInfinity = false;

        for (Object o : args) {
            double d = ScriptRuntime.toNumber(o);
            if (Double.isNaN(d)) {
                hasNaN = true;
            } else if (Double.isInfinite(d)) {
                hasInfinity = true;
            } else {
                y += d * d;
            }
        }

        if (hasInfinity) {
            return Double.POSITIVE_INFINITY;
        }
        if (hasNaN) {
            return Double.NaN;
        }
        return Math.sqrt(y);
    }

    private static Object imul(
            Context cx, JSFunction f, Object nt, VarScope s, Object thisObj, Object[] args) {