flow like the river

VISUALIZACION/node_modules/falafel/test/custom-parser.js

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+var falafel = require('../');
+var test = require('tape');
+var semver = require('semver');
+
+// acorn-jsx requires node 4
+test('custom parser', { skip: semver.satisfies(process.version, '< 4.0.0') },function (t) {
+  var acorn = require('acorn');
+  var jsx = require('acorn-jsx');
+  var acornWithJsx = acorn.Parser.extend(jsx());
+
+  var src = '(function() { var f = {a: "b"}; var a = <div {...f} className="test"></div>; })()';
+
+  var nodeTypes = [
+    'Identifier',
+    'Identifier',
+    'Literal',
+    'Property',
+    'ObjectExpression',
+    'VariableDeclarator',
+    'VariableDeclaration',
+    'Identifier',
+    'Identifier',
+    'JSXSpreadAttribute',
+    'JSXIdentifier',
+    'Literal',
+    'JSXAttribute',
+    'JSXIdentifier',
+    'JSXOpeningElement',
+    'JSXIdentifier',
+    'JSXClosingElement',
+    'JSXElement',
+    'VariableDeclarator',
+    'VariableDeclaration',
+    'BlockStatement',
+    'FunctionExpression',
+    'CallExpression',
+    'ExpressionStatement',
+    'Program'
+  ];
+
+  t.plan(nodeTypes.length);
+
+  var output = falafel(src, {parser: acornWithJsx, ecmaVersion: 6, plugins: { jsx: true }}, function(node) {
+    t.equal(node.type, nodeTypes.shift());
+  });
+});