noLazyModulePathsRule.ts

export class Rule extends Rules.AbstractRule {
    public apply(sourceFile: SourceFile): Array<RuleFailure> {
        // ...
        let fix = preferAsync === 'async' ? this._asyncReplacement(valueNode.text) : this._promiseReplacement(valueNode.text);
        // ...
    }

    private _promiseReplacement (loadChildren: string): string {
        const [path, moduleName] = this._getChunks(loadChildren);
        return `() => import('${path}').then(m => m.${moduleName})`;
    }

    private _asyncReplacement (loadChildren: string): string {
        const [path, moduleName] = this._getChunks(loadChildren);
        return `async () => {
    const { ${moduleName} } = await import('${path}');
    return ${moduleName};
}`;
    }

    private _getChunks (loadChildren: string): Array<string> {
        return loadChildren.split(LOAD_CHILDREN_SPLIT);
    }
}