Function addModuleImportToModule

src/cdk/schematics/utils/ast.ts:46–68

(
  host: Tree,
  modulePath: string,
  moduleName: string,
  src: string,
)

 * @param src src location to import
 */
export function addModuleImportToModule(
  host: Tree,
  modulePath: string,
  moduleName: string,
  src: string,
) {
  const moduleSource = parseSourceFile(host, modulePath);

  if (!moduleSource) {
    throw new SchematicsException(`Module not found: ${modulePath}`);
  }

  const changes = addImportToModule(moduleSource, modulePath, moduleName, src);
  const recorder = host.beginUpdate(modulePath);

  changes.forEach(change => {
    if (change instanceof InsertChange) {
      recorder.insertLeft(change.pos, change.toAdd);
    }
  });

  host.commitUpdate(recorder);
}

/** Wraps the internal find module from options with undefined path handling  */
export async function findModuleFromOptions(