Make it into a library

Author: kneth

JavaScript/fraction.js

@@ -43,14 +43,4 @@ Fraction.prototype.div = function (f) {
     return new Fraction(this._numerator*f._denominator, this._denominator*f._numerator);
 };
 
-var onehalf = new Fraction(1, 2);
-var twothird = new Fraction(2, 3);
-console.log(onehalf.toString() + ' + ' + twothird.toString() + ' = ' + onehalf.add(twothird).toString());
-console.log(onehalf.toString() + ' / ' + twothird.toString() + ' = ' + onehalf.div(twothird).toString());
-
-var almost_pi = new Fraction(22, 7);
-var two = new Fraction(2, 1);
-console.log(almost_pi.toString() + ' * ' + two.toString() + ' = ' + almost_pi.mul(two));
-
-var f = onehalf.div(twothird);
-console.log('f = ' + f.toString() + ' ~= ' + f.toNumber());
+module.exports = Fraction;

JavaScript/test.js

@@ -0,0 +1,13 @@
+const Fraction = require('./fraction');
+
+var onehalf = new Fraction(1, 2);
+var twothird = new Fraction(2, 3);
+console.log(onehalf.toString() + ' + ' + twothird.toString() + ' = ' + onehalf.add(twothird).toString());
+console.log(onehalf.toString() + ' / ' + twothird.toString() + ' = ' + onehalf.div(twothird).toString());
+
+var almost_pi = new Fraction(22, 7);
+var two = new Fraction(2, 1);
+console.log(almost_pi.toString() + ' * ' + two.toString() + ' = ' + almost_pi.mul(two));
+
+var f = onehalf.div(twothird);
+console.log('f = ' + f.toString() + ' ~= ' + f.toNumber());