tsconfig.json

{
  "extends": "@tsconfig/ember/tsconfig.json",
  "compilerOptions": {
    // allow declarations to be emitted when despite having glint-nocheck directives.
    // See https://github.com/typed-ember/glint/issues/599
    "noEmitOnError": false,

    "declarationDir": "declarations",

    // The combination of `baseUrl` with `paths` allows Ember's classic package
    // layout, which is not resolvable with the Node resolution algorithm, to
    // work with TypeScript.
    "baseUrl": ".",
    "paths": {
      "dummy/tests/*": ["tests/*"],
      "dummy/*": ["tests/dummy/app/*", "app/*"],
      "ember-popper-modifier": ["addon"],
      "ember-popper-modifier/*": ["addon/*"],
      "ember-popper-modifier/test-support": ["addon-test-support"],
      "ember-popper-modifier/test-support/*": ["addon-test-support/*"],
      "*": ["types/*"]
    }
  },
  "glint": {
    "environment": "ember-loose"
  }
}