branch: master
commit e6cb7bfc53b100d484487850b18a82cc57464e4f
Author: Jackson Ray Hamilton <jack...@jacksonrayhamilton.com>
Commit: Jackson Ray Hamilton <jack...@jacksonrayhamilton.com>
with statements are syntax errors in strict mode
---
js2-mode.el | 5 +++++
tests/parser.el | 6 ++++++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/js2-mode.el b/js2-mode.el
index 12801bb..d47fc80 100644
--- a/js2-mode.el
+++ b/js2-mode.el
@@ -1671,6 +1671,9 @@ the correct number of ARGS must be provided."
(js2-msg "msg.no.paren.after.with"
"missing ) after with-statement object")
+(js2-msg "msg.no.with.strict"
+ "with statements not allowed in strict mode")
+
(js2-msg "msg.no.paren.after.let"
"missing ( after let")
@@ -9141,6 +9144,8 @@ does not match an existing label, reports an error and
returns nil."
(defun js2-parse-with ()
"Parser for with-statement. Last matched token must be js2-WITH."
+ (when js2-in-use-strict-directive
+ (js2-report-error "msg.no.with.strict"))
(let ((pos (js2-current-token-beg))
obj body pn lp rp)
(if (js2-must-match js2-LP "msg.no.paren.with")
diff --git a/tests/parser.el b/tests/parser.el
index a3b693b..04a19c3 100644
--- a/tests/parser.el
+++ b/tests/parser.el
@@ -281,6 +281,12 @@ the test."
"'use strict';\narguments = 'fufufu';"
:syntax-error "arguments" :errors-count 1)
+;;; Strict syntax errors
+
+(js2-deftest-parse function-strict-with
+ "'use strict';\nwith ({}) {}"
+ :syntax-error "with" :errors-count 1)
+
;;; Spread operator
(js2-deftest-parse spread-in-array-literal
