Update mocha, sinon, typescript

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - name: Use Nodejs 14
+    - name: Use Nodejs 16
       uses: actions/setup-node@v3
       with:
         node-version: 16.x

package.json

@@ -32,23 +32,22 @@
     "@types/execa": "^0.9.0",
     "@types/glob": "^5.0.35",
     "@types/inquirer": "^6.0.2",
-    "@types/mocha": "^5",
+    "@types/mocha": "^10.0.7",
     "@types/nock": "^9.3.0",
-    "@types/node": "^10",
+    "@types/node": "^10.9.4",
     "@types/randomstring": "^1.1.6",
     "@types/supports-color": "^5.3.0",
     "@types/write-json-file": "^2.2.1",
     "chai": "^4",
     "globby": "^8",
-    "mocha": "^5",
+    "mocha": "^10.7.3",
     "nock": "^10.0.0",
     "nyc": "^11",
-    "sinon": "^6.3.2",
-    "stub": "^0.3.2",
+    "sinon": "^16.1.3",
     "ts-node": "^7.0.1",
     "tslint": "^5",
     "tsutils": "2.27.2",
-    "typescript": "3.5.3"
+    "typescript": "4.9.5"
   },
   "engines": {
     "node": "16.x"
@@ -63,6 +62,17 @@
     "oclif-plugin"
   ],
   "license": "MIT",
+  "mocha": {
+    "require": [
+      "test/helpers/init.js",
+      "ts-node/register",
+      "source-map-support/register"
+    ],
+    "watch-extensions": "ts",
+    "recursive": true,
+    "reporter": "spec",
+    "timeout": 5000
+  },
   "oclif": {
     "commands": "./lib/commands",
     "bin": "heroku",

src/manifest.ts

@@ -27,8 +27,8 @@ interface ManifestAPIInterface {
 
 export abstract class Manifest {
   manifest?: ManifestInterface
-  abstract async _get(): Promise<ManifestInterface>
-  abstract async _set(manifest: ManifestInterface): Promise<ManifestInterface>
+  abstract _get(): Promise<ManifestInterface>
+  abstract _set(manifest: ManifestInterface): Promise<ManifestInterface>
 
   async get(): Promise<ManifestInterface> {
     if (this.manifest) {