[elpa] master 92a8857 23/31: Support async arrow function without parentheses

[Dmitry Gutov]

branch: master
commit 92a8857c7b99c6469434c2c4ae0f0f8fe29e2a47
Author: Dmitry Gutov <address@hidden>
Commit: Dmitry Gutov <address@hidden>

    Support async arrow function without parentheses
    
    Fixes #433.
---
 NEWS.md         | 1 +
 js2-mode.el     | 7 +++++--
 tests/parser.el | 3 +++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index 587fe0d..bdf52ae 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,7 @@
 
 ## Next
 
+* Support async arrow function without parentheses.
 * Support for trailing commas in function parameter lists.
 
 ## 2017-01-16
diff --git a/js2-mode.el b/js2-mode.el
index d7977e5..9b7f7fd 100644
--- a/js2-mode.el
+++ b/js2-mode.el
@@ -9890,8 +9890,11 @@ If NODE is non-nil, it is the AST node associated with 
the symbol."
           (js2-record-imenu-functions right left))
         ;; do this last so ide checks above can use absolute positions
         (js2-node-add-children pn left right))
-       ((and (= tt js2-ARROW)
-             (>= js2-language-version 200))
+       ((and (>= js2-language-version 200)
+             (or
+              (= tt js2-ARROW)
+              (and async-p
+                   (= (js2-peek-token) js2-ARROW))))
         (js2-ts-seek ts-state)
         (when async-p
           (js2-record-face 'font-lock-keyword-face)
diff --git a/tests/parser.el b/tests/parser.el
index 65cb209..181e741 100644
--- a/tests/parser.el
+++ b/tests/parser.el
@@ -501,6 +501,9 @@ the test."
 (js2-deftest-parse async-arrow-function-expression
   "a = async (b) => {  b;\n};")
 
+(js2-deftest-parse async-arrow-function-without-parens
+  "a = async b => 3;" :reference "a = async (b) => {3};")
+
 (js2-deftest-parse async-method-in-object-literal
   "({async f() {}});")