1use std::fmt::Debug;
2use std::sync::Arc;
3
4use async_trait::async_trait;
5
6#[async_trait]
7pub trait TokenSource: Send + Sync + Debug {
8 async fn token(&self) -> Result<String, Box<dyn std::error::Error + Send + Sync>>;
10}
11
12pub trait TokenSourceProvider: Send + Sync + Debug {
13 fn token_source(&self) -> Arc<dyn TokenSource>;
15}
16
17#[derive(Debug)]
18pub struct NopeTokenSourceProvider {}
19
20impl TokenSourceProvider for NopeTokenSourceProvider {
21 fn token_source(&self) -> Arc<dyn TokenSource> {
22 panic!("This is dummy token source provider. you can use 'google_cloud_auth' crate")
23 }
24}