Update JS/TS grammars

extensions/javascript/syntaxes/JavaScript.tmLanguage.json

@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/84422d92e164c379ed817ef8e1d6c35b61de233e",
+	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/fa4e0d3a918db0eab8e5c5be952f3bd649968456",
 	"name": "JavaScript (with React support)",
 	"scopeName": "source.js",
 	"patterns": [
@@ -4039,6 +4039,24 @@
 				}
 			},
 			"patterns": [
+				{
+					"name": "keyword.operator.rest.js",
+					"match": "\\.\\.\\."
+				},
+				{
+					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))([_$[:alpha:]][_$[:alnum:]]*)\\s*(\\?)?\\s*(:)",
+					"captures": {
+						"1": {
+							"name": "entity.name.label.js"
+						},
+						"2": {
+							"name": "keyword.operator.optional.js"
+						},
+						"3": {
+							"name": "punctuation.separator.label.js"
+						}
+					}
+				},
 				{
 					"include": "#type"
 				},