VS Code merge to df8fe74bd55313de0dd2303bc47a4aab0ca56b0e (#17979)

* Merge from vscode 504f934659740e9d41501cad9f162b54d7745ad9

* delete unused folders

* distro

* Bump build node version

* update chokidar

* FIx hygiene errors

* distro

* Fix extension lint issues

* Remove strict-vscode

* Add copyright header exemptions

* Bump vscode-extension-telemetry to fix webpacking issue with zone.js

* distro

* Fix failing tests (revert marked.js back to current one until we decide to update)

* Skip searchmodel test

* Fix mac build

* temp debug script loading

* Try disabling coverage

* log error too

* Revert "log error too"

This reverts commit af0183e5d4ab458fdf44b88fbfab9908d090526f.

* Revert "temp debug script loading"

This reverts commit 3d687d541c76db2c5b55626c78ae448d3c25089c.

* Add comments explaining coverage disabling

* Fix ansi_up loading issue

* Merge latest from ads

* Use newer option

* Fix compile

* add debug logging warn

* Always log stack

* log more

* undo debug

* Update to use correct base path (+cleanup)

* distro

* fix compile errors

* Remove strict-vscode

* Fix sql editors not showing

* Show db dropdown input & fix styling

* Fix more info in gallery

* Fix gallery asset requests

* Delete unused workflow

* Fix tapable resolutions for smoke test compile error

* Fix smoke compile

* Disable crash reporting

* Disable interactive

Co-authored-by: ADS Merger <karlb@microsoft.com>

extensions/dart/syntaxes/dart.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/dart-lang/dart-syntax-highlight/commit/65f211722c85e9fdf0aa658d5663e6ccaf2ebe25",
+	"version": "https://github.com/dart-lang/dart-syntax-highlight/commit/0aaacde81aa9a12cfed8ca4ab619be5d9e9ed00a",
 	"name": "Dart",
 	"scopeName": "source.dart",
 	"patterns": [
@@ -36,6 +36,10 @@
 				{
 					"name": "keyword.other.import.dart",
 					"match": "\\b(as|show|hide)\\b"
+				},
+				{
+					"name": "keyword.control.dart",
+					"match": "\\b(if)\\b"
 				}
 			]
 		},
@@ -319,16 +323,31 @@
 		"string-interp": {
 			"patterns": [
 				{
-					"match": "\\$(([a-zA-Z0-9_]+)|\\{([^{}]+)\\})",
+					"match": "\\$([a-zA-Z0-9_]+)",
 					"captures": {
-						"2": {
-							"name": "variable.parameter.dart"
-						},
-						"3": {
+						"1": {
 							"name": "variable.parameter.dart"
 						}
 					}
 				},
+				{
+					"name": "string.interpolated.expression.dart",
+					"begin": "\\$\\{",
+					"end": "\\}",
+					"patterns": [
+						{
+							"include": "#constants-and-special-vars",
+							"name": "variable.parameter.dart"
+						},
+						{
+							"include": "#strings"
+						},
+						{
+							"name": "variable.parameter.dart",
+							"match": "[a-zA-Z0-9_]+"
+						}
+					]
+				},
 				{
 					"name": "constant.character.escape.dart",
 					"match": "\\\\."