cafe-grader-web Files · node_modules/falafel/test/parent.js

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                    node_modules/falafel/test/parent.js
                
             | 33 lines
             | 910 B
             | application/javascript 
             | JavascriptLexer
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      var falafel = require('../');

      var test = require('tape');

      test('parent', function (t) {

          t.plan(5);

          var src = '(function () {'

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

              + 'fn(ys);'

          + '})()';

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

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

                  t.equal(node.parent.type, 'VariableDeclarator');

                  t.equal(

                      ffBracket(node.parent.source()),

                      'xs = [ 1, 2, 3 ]'

                  );

                  t.equal(node.parent.parent.type, 'VariableDeclaration');

                  t.equal(

                      ffBracket(node.parent.parent.source()),

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

                  );

                  node.parent.update('ys = 4;');

              }

          });

          Function(['fn'], output)(function (x) { t.equal(x, 4) });

      });

      function ffBracket (s) {

          return s.replace(/\[\s*/, '[ ').replace(/\s*\]/, ' ]');

      }

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

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

				var src = '(function () {'
				+ 'var xs = [ 1, 2, 3 ];'
				+ 'fn(ys);'
				+ '})()';

				var output = falafel(src, function (node) {
				if (node.type === 'ArrayExpression') {
				t.equal(node.parent.type, 'VariableDeclarator');
				t.equal(
				ffBracket(node.parent.source()),
				'xs = [ 1, 2, 3 ]'
				);
				t.equal(node.parent.parent.type, 'VariableDeclaration');
				t.equal(
				ffBracket(node.parent.parent.source()),
				'var xs = [ 1, 2, 3 ];'
				);
				node.parent.update('ys = 4;');
				}
				});

				Function(['fn'], output)(function (x) { t.equal(x, 4) });
				});

				function ffBracket (s) {
				return s.replace(/\[\s/, '[ ').replace(/\s\]/, ' ]');
				}