branch: master
commit 92a8857c7b99c6469434c2c4ae0f0f8fe29e2a47
Author: Dmitry Gutov <dgu...@yandex.ru>
Commit: Dmitry Gutov <dgu...@yandex.ru>
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() {}});")
