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                    node_modules/falafel/test/async.js
                
             | 42 lines
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             | application/javascript 
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      var falafel = require('../');

      var test = require('tape');

      test('async', function (t) {

          t.plan(5);

          var src = '(function () {'

              + 'var xs = [ 1, 2, [ 3, 4 ] ];'

              + 'var ys = [ 5, 6 ];'

              + 'g([ xs, ys ]);'

          + '})()';

          var pending = 0;

          var output = falafel(src, function (node) {

              if (node.type === 'ArrayExpression') {

                  pending ++;

                  setTimeout(function () {

                      node.update('fn(' + node.source() + ')');

                      if (--pending === 0) check();

                  }, 50 * pending * 2);

              }

          });

          var arrays = [

              [ 3, 4 ],

              [ 1, 2, [ 3, 4 ] ],

              [ 5, 6 ],

              [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ],

          ];

          function check () {

              Function([ 'fn', 'g' ], output)(

                  function (xs) {

                      t.same(arrays.shift(), xs);

                      return xs;

                  },

                  function (xs) {

                      t.same(xs, [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ]);

                  }

              );

          }

      });

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				var falafel = require('../');
				var test = require('tape');

				test('async', function (t) {
				t.plan(5);

				var src = '(function () {'
				+ 'var xs = [ 1, 2, [ 3, 4 ] ];'
				+ 'var ys = [ 5, 6 ];'
				+ 'g([ xs, ys ]);'
				+ '})()';

				var pending = 0;
				var output = falafel(src, function (node) {
				if (node.type === 'ArrayExpression') {
				pending ++;
				setTimeout(function () {
				node.update('fn(' + node.source() + ')');
				if (--pending === 0) check();
				}, 50 * pending * 2);
				}
				});

				var arrays = [
				[ 3, 4 ],
				[ 1, 2, [ 3, 4 ] ],
				[ 5, 6 ],
				[ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ],
				];

				function check () {
				Function([ 'fn', 'g' ], output)(
				function (xs) {
				t.same(arrays.shift(), xs);
				return xs;
				},
				function (xs) {
				t.same(xs, [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ]);
				}
				);
				}
				});