Function lex

docs/assets/getting-started-assets/javascripts/JSXTransformer.js:4454–4469

()

                        }

                        function lex() {
                            var token

                            token = lookahead
                            index = token.range[1]
                            lineNumber = token.lineNumber
                            lineStart = token.lineStart

                            lookahead = advance()

                            index = token.range[1]
                            lineNumber = token.lineNumber
                            lineStart = token.lineStart

                            return token
                        }

                        function peek() {
                            var pos, line, start