Use 'dummy' for types location in addons.

Author: chriskrycho

README.md

@@ -32,7 +32,7 @@ Use TypeScript in your Ember 2.x and 3.x apps!
 
 ## Setup and Configuration
 
-To install the addon, just run:
+To install or upgrade the addon, just run:
 
 ```
 ember install ember-cli-typescript@latest

blueprints/ember-cli-typescript/index.js

@@ -70,7 +70,7 @@ module.exports = {
     // Return custom tokens to be replaced in your files.
     return {
       __app_name__(options) {
-        return options.dasherizedModuleName;
+        return options.inAddon ? 'dummy' : options.dasherizedModuleName;
       },
     };
   },

node-tests/blueprints/ember-cli-typescript-test.js

@@ -76,7 +76,7 @@ describe('Acceptance: ember-cli-typescript generator', function() {
 
         expect(tsconfigJson.include).to.deep.equal(['addon', 'tests']);
 
-        const projectTypes = file('types/my-addon/index.d.ts');
+        const projectTypes = file('types/dummy/index.d.ts');
         expect(projectTypes).to.exist;
         expect(projectTypes).not.to.include(ects.APP_DECLARATIONS);
       });