Remove start page and its build dependencies (microsoft#16834)

* First deletion pass
* Remove commands & settings
* Remove cusotm webview implementation
* Remove build steps
* Re-add mocks
* Update Pylance prompt
* Remove "jupyter not installed" notification
* Add news file
* Remove a plugin that seems to be unused
* Remove gulpfile ref
* Remove telemetry constant
* Remove unused telemetry event
* Remove tsx checks
* Undo some formatting changes
* Remove react-related deps
* Re-add ESLint plugins
* Remove comment
* Remove out/server from gulpfile
* Remove ABExperiments type

.eslintignore

@@ -393,7 +393,6 @@ src/client/common/nuget/types.ts
 src/client/common/nuget/nugetService.ts
 src/client/common/cancellation.ts
 src/client/common/interpreterPathService.ts
-src/client/common/startPage/startPageMessageListener.ts
 src/client/common/application/applicationShell.ts
 src/client/common/application/languageService.ts
 src/client/common/application/notebook.ts
@@ -511,25 +510,3 @@ src/client/workspaceSymbols/generator.ts
 src/client/workspaceSymbols/parser.ts
 src/client/workspaceSymbols/provider.ts
 
-src/client/common/startPage/codeCssGenerator.ts
-src/client/common/startPage/themeFinder.ts
-src/client/common/startPage/webviewHost.ts
-src/client/common/startPage/webviewPanelHost.ts
-src/startPage-ui/common/main.ts
-src/startPage-ui/react-common/image.tsx
-src/startPage-ui/react-common/locReactSide.ts
-src/startPage-ui/react-common/logger.ts
-src/startPage-ui/react-common/postOffice.ts
-src/startPage-ui/startPage/index.tsx
-src/test/startPage/mockCommandManager.ts
-src/test/startPage/mockDocument.ts
-src/test/startPage/mockDocumentManager.ts
-src/test/startPage/mockExtensions.ts
-src/test/startPage/mockTextEditor.ts
-src/test/startPage/mockWorkspaceConfig.ts
-src/test/startPage/mockWorkspaceFolder.ts
-src/test/startPage/mountedWebView.ts
-src/test/startPage/mountedWebViewFactory.ts
-src/test/startPage/reactHelpers.ts
-src/test/startPage/webBrowserPanel.ts
-src/test/startPage/webBrowserPanelProvider.ts

.eslintrc

@@ -77,7 +77,6 @@
                 "selector": "ForInStatement",
                 "message": "for..in loops iterate over the entire prototype chain, which is virtually never what you want. Use Object.{keys,values,entries}, and iterate over the resulting array."
             },
-
             {
                 "selector": "LabeledStatement",
                 "message": "Labels are a form of GOTO; using them makes code confusing and hard to maintain and understand."
@@ -97,12 +96,6 @@
             }
         ],
         "operator-assignment": "off",
-        "react/jsx-filename-extension": [
-            1,
-            {
-                "extensions": [".tsx"]
-            }
-        ],
         "strict": "off"
     }
 }

.sonarcloud.properties

@@ -1,4 +1,4 @@
-sonar.sources=src/client,src/startPage-ui
+sonar.sources=src/client
 sonar.tests=src/test
 sonar.cfamily.build-wrapper-output.bypass=true
 sonar.cpd.exclusions=src/client/activation/**/*.ts

.vscode/tasks.json

@@ -12,23 +12,14 @@
             "type": "npm",
             "script": "compile",
             "isBackground": true,
-            "problemMatcher": ["$tsc-watch"],
+            "problemMatcher": [
+                "$tsc-watch"
+            ],
             "group": {
                 "kind": "build",
                 "isDefault": true
             }
         },
-        {
-            "label": "Compile Web Views",
-            "type": "npm",
-            "script": "compile-webviews-watch",
-            "isBackground": true,
-            "group": {
-                "kind": "build",
-                "isDefault": true
-            },
-            "problemMatcher": ["$tsc-watch"]
-        },
         {
             "label": "Run Unit Tests",
             "type": "npm",

.vscodeignore

@@ -1,6 +1,5 @@
 **/*.map
 **/*.analyzer.html
-!out/startPage-ui/viewers/
 *.vsix
 .editorconfig
 .env