@@ -9,6 +9,9 @@
 "inlineSources": true,
 "types": []
 },
+"include": [
+"src/**/*.ts"
+],
 "exclude": [
 "**/*.spec.ts"
 ]

@@ -9,7 +9,6 @@
 ]
 },
 "include": [
-"**/*.spec.ts",
-"**/*.d.ts"
+"src/**/*.ts"
 ]
 }

@@ -43,6 +43,21 @@ function updateTsConfig(packageName: string, ...paths: string[]) {
 };
 }
 
+function addTsProjectReference(...paths: string[]) {
+return (host: Tree) => {
+if (!host.exists('tsconfig.json')) {
+return host;
+}
+
+const newReferences = paths.map((path) => ({ path }));
+
+const file = new JSONFile(host, 'tsconfig.json');
+const jsonPath = ['references'];
+const value = file.get(jsonPath);
+file.modify(jsonPath, Array.isArray(value) ? [...value, ...newReferences] : newReferences);
+};
+}
+
 function addDependenciesToPackageJson() {
 return (host: Tree) => {
 [
@@ -162,6 +177,12 @@ export default function (options: LibraryOptions): Rule {
 addLibToWorkspaceFile(options, libDir, packageName),
 options.skipPackageJson ? noop() : addDependenciesToPackageJson(),
 options.skipTsConfig ? noop() : updateTsConfig(packageName, './' + distRoot),
+options.skipTsConfig
+? noop()
+: addTsProjectReference(
+'./' + join(libDir, 'tsconfig.lib.json'),
+'./' + join(libDir, 'tsconfig.spec.json'),
+),
 options.standalone
 ? noop()
 : schematic('module', {

@@ -293,6 +293,24 @@ describe('Library Schematic', () => {
 
 const tsConfigJson = getJsonFileContent(tree, 'tsconfig.json');
 expect(tsConfigJson.compilerOptions.paths).toBeUndefined();
+expect(tsConfigJson.references).not.toContain(
+jasmine.objectContaining({ path: './projects/foo/tsconfig.lib.json' }),
+);
+expect(tsConfigJson.references).not.toContain(
+jasmine.objectContaining({ path: './projects/foo/tsconfig.spec.json' }),
+);
+});
+
+it('should add project references in the root tsconfig.json', async () => {
+const tree = await schematicRunner.runSchematic('library', defaultOptions, workspaceTree);
+
+const { references } = getJsonFileContent(tree, '/tsconfig.json');
+expect(references).toContain(
+jasmine.objectContaining({ path: './projects/foo/tsconfig.lib.json' }),
+);
+expect(references).toContain(
+jasmine.objectContaining({ path: './projects/foo/tsconfig.spec.json' }),
+);
 });
 });