var TEXT = "\ /* @flow */\n\ var x: number = 0;\n\ var f = function(a: Array): boolean {\n\ return false;\n\ }\ "; function transformer(code) { return JSXTransformer.transform(code, {harmony: true, stripTypes: true}).code; } var CompilerPlayground = React.createClass({displayName: 'CompilerPlayground', render: function() { return ( React.createElement("div", null, React.createElement(ReactPlayground, { codeText: TEXT, renderCode: true, transformer: transformer, showCompiledJSTab: false }) ) ); }, }); React.render( React.createElement(CompilerPlayground, null), document.getElementById('jsxCompiler') );