Function addImportToNgModule

packages/schematics/angular/module/index.ts:53–82

(options: ModuleOptions)

}

function addImportToNgModule(options: ModuleOptions): Rule {
  return (host: Tree) => {
    if (!options.module) {
      return host;
    }

    const modulePath = options.module;

    const sourceText = host.readText(modulePath);
    const source = ts.createSourceFile(modulePath, sourceText, ts.ScriptTarget.Latest, true);

    const relativePath = buildRelativeModulePath(options, modulePath);
    const changes = addImportToModule(
      source,
      modulePath,
      strings.classify(`${options.name}Module`),
      relativePath,
    );

    const recorder = host.beginUpdate(modulePath);
    for (const change of changes) {
      if (change instanceof InsertChange) {
        recorder.insertLeft(change.pos, change.toAdd);
      }
    }
    host.commitUpdate(recorder);

    return host;
  };
}

function addRouteDeclarationToNgModule(
  options: ModuleOptions,