Merge from vscode 718331d6f3ebd1b571530ab499edb266ddd493d5

build/lib/eslint/vscode-dts-create-func.js

@@ -0,0 +1,35 @@
+"use strict";
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+const experimental_utils_1 = require("@typescript-eslint/experimental-utils");
+module.exports = new class ApiLiteralOrTypes {
+    constructor() {
+        this.meta = {
+            docs: { url: 'https://github.com/microsoft/vscode/wiki/Extension-API-guidelines#creating-objects' },
+            messages: { sync: '`createXYZ`-functions are constructor-replacements and therefore must return sync', }
+        };
+    }
+    create(context) {
+        return {
+            ['TSDeclareFunction Identifier[name=/create.*/]']: (node) => {
+                var _a;
+                const decl = node.parent;
+                if (((_a = decl.returnType) === null || _a === void 0 ? void 0 : _a.typeAnnotation.type) !== experimental_utils_1.AST_NODE_TYPES.TSTypeReference) {
+                    return;
+                }
+                if (decl.returnType.typeAnnotation.typeName.type !== experimental_utils_1.AST_NODE_TYPES.Identifier) {
+                    return;
+                }
+                const ident = decl.returnType.typeAnnotation.typeName.name;
+                if (ident === 'Promise' || ident === 'Thenable') {
+                    context.report({
+                        node,
+                        messageId: 'sync'
+                    });
+                }
+            }
+        };
+    }
+};