branch: externals/js2-mode
commit 95fe26867dd36c4eaf03e94e778c5e9876aa9275
Author: Damien Cassou <dam...@cassou.me>
Commit: Damien Cassou <dam...@cassou.me>
Support top-level await
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/await#top_level_await
This is part of ECMAScript 2022:
https://en.wikipedia.org/wiki/ECMAScript#ES2022
---
NEWS.md | 2 ++
js2-mode.el | 2 +-
tests/parser.el | 3 +++
3 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/NEWS.md b/NEWS.md
index 15b276a867..9f08e01228 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,8 @@
## Next
+* Support top-level await
+ ([#593](https://github.com/mooz/js2-mode/issues/593)).
* Fix for escaping inside template literal
([#592](https://github.com/mooz/js2-mode/issues/592)).
diff --git a/js2-mode.el b/js2-mode.el
index 754c6d15b0..d297c051e7 100644
--- a/js2-mode.el
+++ b/js2-mode.el
@@ -8064,7 +8064,7 @@ string is NAME. Returns nil and keeps current token
otherwise."
nil)
;; The parse was successful, so process and return the "await".
(js2-record-face 'font-lock-keyword-face current-token)
- (unless (js2-inside-async-function)
+ (unless (or (js2-inside-async-function) (equal
js2-nesting-of-function 0))
(js2-report-error "msg.bad.await" nil
beg (- end beg)))
pn))))
diff --git a/tests/parser.el b/tests/parser.el
index 8233d00044..8c2c7d04dd 100644
--- a/tests/parser.el
+++ b/tests/parser.el
@@ -572,6 +572,9 @@ the test."
(js2-deftest-parse await-inside-array-is-ok
"async function foo() {\n var results = [await bar(),
await baz()];\n}")
+(js2-deftest-parse await-top-level-is-ok
+ "await bar();")
+
(js2-deftest-parse await-inside-non-async-function-is-not-ok
"function foo() {\n await bar();\n}"
:syntax-error "await")
