Function matchAsync

lib/assets/javascripts/JSXTransformer.js:5257–5267

()

    }

    function matchAsync() {
        var backtrackToken = lookahead, matches = false;

        if (matchContextualKeyword('async')) {
            lex(); // Make sure peekLineTerminator() starts after 'async'.
            matches = !peekLineTerminator();
            rewind(backtrackToken); // Revert the lex().
        }

        return matches;
    }

    function matchAwait() {
        return state.awaitAllowed && matchContextualKeyword('await');