evaljs/theTest.js

A JavaScript interpreter written in JavaScript

// not strict, 'cause we need to parse the with statement
/* jshint strict: false */

// statements after a return are ok for test cases
/* jshint -W027 */
// missing break statements in switch statements are ok
/* jshint -W086 */

var op = {
  '+': function (a, b) {return a + b; }
}['+'];
console.log(op(2, 2));

function Test(name) {
  this._name = name;
}

Test.prototype.hello = function () {
  console.log("Hello,", this._name + "!");
};

var a = new Test("Marten");
a.hello();

for (var i = 0; i < 4; i += 1) {
  console.log(i);
}

if (1) {
  console.log(2);
}

if (0) {
  console.warn(1);
} else {
  console.error(3);
}

console.log("Hello World!");

(function (name) {
  console.log("Hello", name + "!");
}('Marten'));

var i = 0;
while (i < 2) {
  ++i;
  console.log(i);
}

// works if you use 'global' instead of the custom global object that
// only includes 'console'
//
// process.nextTick(function () {
//  console.log("Later...");
// });

function test(def) {
  return function () {
    return def.abc;
  };
}

console.log(test({abc: []})());

var a = (1, 2);
console.log(a);

var i = 0;
do {
  console.log(i);
  i++;
} while (i < 2);

console.log(1 ? 0 : 1);
console.log(0 ? 0 : 1);

try {
  throw new Error('Hello World!');
} catch (err) {
} finally {
}

for (var i = 0; i < 10; i++) {
  if (i === 1) {
    continue;
  }
  if (i === 3) {
    break;
  }
  console.log(i);
}

console.log(function () {
  var x = 4;
  console.log(1);
  if (x) {
    console.log(2);
    for (var i = 0; i < 3; i++) {
      console.log(3);
      return x;
      console.log(5);
    }
    console.log(6);
  }
  console.log(7);
}());

var x = 2;
switch (x) {
  case 1:
    console.log(1);
    //falls through
  case 2:
    console.log(2);
  case 3:
    console.log(3);
    break;
  case 4:
    console.log(4);
  default:
    console.log(5);
}

switch (x) {
  case 1:
    console.log(1);
  default:
    console.log(2);
}

switch (x) {
  case 2:
    console.log(3);
    break;
  default:
    console.log(4);
}

switch (x) {
  case 2:
    console.log(5);
  default:
    console.log(6);
}

switch (x) {
  default:
    console.log(7);
  case 2:
    console.log(8);
}

switch (x) {
  default:
    console.log(9);
    break;
  case 2:
    console.log(10);
}

var z;
for (z in {a: 1, b: 2}) {
  console.log(z);
}

for (var key in {a: 1, b: 2}) {
  console.log(key);
}

abcdefg();

function abcdefg() {
  console.log('should be called');
}

var obj = {};
obj.a = 3;
console.log(obj.a);
delete obj.a;
console.log(obj.a);

/*jshint ignore:start*/
with ({a: 1, b: 2}) {
  console.log(a, b);
}
/*jshint ignore:end*/