feat: add activate method

Author: batrdn

package.json

@@ -31,7 +31,6 @@
     "test:coverage": "npm run test --coverage --colors",
     "prepare": "husky install",
     "tsc:check": "tsc --noEmit",
-    "prepublish": "npm run build",
     "release": "semantic-release"
   },
   "peerDependencies": {

src/nock-graphql.ts

@@ -47,6 +47,15 @@ export default class NockGraphQL {
     return scope;
   }
 
+  /**
+   * Activate method. Preferable to call it beforeEach or beforeAll.
+   */
+  activate(): void {
+    if (!nock.isActive()) {
+      nock.activate();
+    }
+  }
+
   /**
    * Cleanup method. Preferable to call it afterEach or afterAll.
    */