refactor(core)!: Return associated builder instead

core/src/docs/upgrade.md

@@ -86,7 +86,8 @@ Service implementers should update their code to use the `Configurator` trait in
 
 ```rust
 impl Configurator for MemoryConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = MemoryBuilder;
+    fn into_builder(self) -> Self::Builder {
         MemoryBuilder { config: self }
     }
 }

core/src/services/aliyun_drive/backend.rs

@@ -89,7 +89,8 @@ impl Debug for AliyunDriveConfig {
 }
 
 impl Configurator for AliyunDriveConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AliyunDriveBuilder;
+    fn into_builder(self) -> Self::Builder {
         AliyunDriveBuilder {
             config: self,
             http_client: None,

core/src/services/alluxio/backend.rs

@@ -61,7 +61,8 @@ impl Debug for AlluxioConfig {
 }
 
 impl Configurator for AlluxioConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AlluxioBuilder;
+    fn into_builder(self) -> Self::Builder {
         AlluxioBuilder {
             config: self,
             http_client: None,

core/src/services/atomicserver/backend.rs

@@ -63,7 +63,8 @@ impl Debug for AtomicserverConfig {
 }
 
 impl Configurator for AtomicserverConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AtomicserverBuilder;
+    fn into_builder(self) -> Self::Builder {
         AtomicserverBuilder { config: self }
     }
 }

core/src/services/azblob/backend.rs

@@ -119,7 +119,8 @@ impl Debug for AzblobConfig {
 }
 
 impl Configurator for AzblobConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AzblobBuilder;
+    fn into_builder(self) -> Self::Builder {
         AzblobBuilder {
             config: self,
             http_client: None,

core/src/services/azdls/backend.rs

@@ -81,7 +81,8 @@ impl Debug for AzdlsConfig {
 }
 
 impl Configurator for AzdlsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AzdlsBuilder;
+    fn into_builder(self) -> Self::Builder {
         AzdlsBuilder {
             config: self,
             http_client: None,

core/src/services/azfile/backend.rs

@@ -79,7 +79,8 @@ impl Debug for AzfileConfig {
 }
 
 impl Configurator for AzfileConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = AzfileBuilder;
+    fn into_builder(self) -> Self::Builder {
         AzfileBuilder {
             config: self,
             http_client: None,

core/src/services/b2/backend.rs

@@ -83,7 +83,8 @@ impl Debug for B2Config {
 }
 
 impl Configurator for B2Config {
-    fn into_builder(self) -> impl Builder {
+    type Builder = B2Builder;
+    fn into_builder(self) -> Self::Builder {
         B2Builder {
             config: self,
             http_client: None,

core/src/services/cacache/backend.rs

@@ -39,7 +39,8 @@ pub struct CacacheConfig {
 }
 
 impl Configurator for CacacheConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = CacacheBuilder;
+    fn into_builder(self) -> Self::Builder {
         CacacheBuilder { config: self }
     }
 }

core/src/services/chainsafe/backend.rs

@@ -65,7 +65,8 @@ impl Debug for ChainsafeConfig {
 }
 
 impl Configurator for ChainsafeConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = ChainsafeBuilder;
+    fn into_builder(self) -> Self::Builder {
         ChainsafeBuilder {
             config: self,
             http_client: None,

core/src/services/cloudflare_kv/backend.rs

@@ -62,7 +62,8 @@ impl Debug for CloudflareKvConfig {
 }
 
 impl Configurator for CloudflareKvConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = CloudflareKvBuilder;
+    fn into_builder(self) -> Self::Builder {
         CloudflareKvBuilder {
             config: self,
             http_client: None,

core/src/services/compfs/backend.rs

@@ -40,7 +40,8 @@ pub struct CompfsConfig {
 }
 
 impl Configurator for CompfsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = CompfsBuilder;
+    fn into_builder(self) -> Self::Builder {
         CompfsBuilder { config: self }
     }
 }

core/src/services/cos/backend.rs

@@ -67,7 +67,8 @@ impl Debug for CosConfig {
 }
 
 impl Configurator for CosConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = CosBuilder;
+    fn into_builder(self) -> Self::Builder {
         CosBuilder {
             config: self,
             http_client: None,

core/src/services/d1/backend.rs

@@ -67,7 +67,8 @@ impl Debug for D1Config {
 }
 
 impl Configurator for D1Config {
-    fn into_builder(self) -> impl Builder {
+    type Builder = D1Builder;
+    fn into_builder(self) -> Self::Builder {
         D1Builder {
             config: self,
             http_client: None,

core/src/services/dashmap/backend.rs

@@ -34,7 +34,8 @@ pub struct DashmapConfig {
 }
 
 impl Configurator for DashmapConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = DashmapBuilder;
+    fn into_builder(self) -> Self::Builder {
         DashmapBuilder { config: self }
     }
 }

core/src/services/dbfs/backend.rs

@@ -59,7 +59,8 @@ impl Debug for DbfsConfig {
 }
 
 impl Configurator for DbfsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = DbfsBuilder;
+    fn into_builder(self) -> Self::Builder {
         DbfsBuilder { config: self }
     }
 }

core/src/services/dropbox/builder.rs

@@ -57,7 +57,8 @@ impl Debug for DropboxConfig {
 }
 
 impl Configurator for DropboxConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = DropboxBuilder;
+    fn into_builder(self) -> Self::Builder {
         DropboxBuilder {
             config: self,
             http_client: None,

core/src/services/etcd/backend.rs

@@ -102,7 +102,8 @@ impl Debug for EtcdConfig {
 }
 
 impl Configurator for EtcdConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = EtcdBuilder;
+    fn into_builder(self) -> Self::Builder {
         EtcdBuilder { config: self }
     }
 }

core/src/services/foundationdb/backend.rs

@@ -37,14 +37,14 @@ use crate::*;
 #[derive(Default, Serialize, Deserialize, Clone, PartialEq, Eq)]
 #[serde(default)]
 #[non_exhaustive]
-pub struct FoundationConfig {
+pub struct FoundationdbConfig {
     ///root of the backend.
     pub root: Option<String>,
     ///config_path for the backend.
     pub config_path: Option<String>,
 }
 
-impl Debug for FoundationConfig {
+impl Debug for FoundationdbConfig {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         let mut ds = f.debug_struct("FoundationConfig");
 
@@ -55,16 +55,17 @@ impl Debug for FoundationConfig {
     }
 }
 
-impl Configurator for FoundationConfig {
-    fn into_builder(self) -> impl Builder {
+impl Configurator for FoundationdbConfig {
+    type Builder = FoundationdbBuilder;
+    fn into_builder(self) -> Self::Builder {
         FoundationdbBuilder { config: self }
     }
 }
 
 #[doc = include_str!("docs.md")]
 #[derive(Default)]
 pub struct FoundationdbBuilder {
-    config: FoundationConfig,
+    config: FoundationdbConfig,
 }
 
 impl FoundationdbBuilder {
@@ -83,7 +84,7 @@ impl FoundationdbBuilder {
 
 impl Builder for FoundationdbBuilder {
     const SCHEME: Scheme = Scheme::Foundationdb;
-    type Config = FoundationConfig;
+    type Config = FoundationdbConfig;
 
     fn build(self) -> Result<impl Access> {
         let _network = Arc::new(unsafe { foundationdb::boot() });

core/src/services/foundationdb/mod.rs

@@ -17,5 +17,5 @@
 
 mod backend;
 
-pub use backend::FoundationConfig;
 pub use backend::FoundationdbBuilder as Foundationdb;
+pub use backend::FoundationdbConfig;

core/src/services/fs/backend.rs

@@ -46,7 +46,8 @@ pub struct FsConfig {
 }
 
 impl Configurator for FsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = FsBuilder;
+    fn into_builder(self) -> Self::Builder {
         FsBuilder { config: self }
     }
 }

core/src/services/ftp/backend.rs

@@ -71,7 +71,8 @@ impl Debug for FtpConfig {
 }
 
 impl Configurator for FtpConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = FtpBuilder;
+    fn into_builder(self) -> Self::Builder {
         FtpBuilder { config: self }
     }
 }

core/src/services/gcs/backend.rs

@@ -80,7 +80,8 @@ impl Debug for GcsConfig {
 }
 
 impl Configurator for GcsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = GcsBuilder;
+    fn into_builder(self) -> Self::Builder {
         GcsBuilder {
             config: self,
             http_client: None,

core/src/services/gdrive/builder.rs

@@ -63,7 +63,8 @@ impl Debug for GdriveConfig {
 }
 
 impl Configurator for GdriveConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = GdriveBuilder;
+    fn into_builder(self) -> Self::Builder {
         GdriveBuilder {
             config: self,
             http_client: None,

core/src/services/ghac/backend.rs

@@ -97,7 +97,8 @@ pub struct GhacConfig {
 }
 
 impl Configurator for GhacConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = GhacBuilder;
+    fn into_builder(self) -> Self::Builder {
         GhacBuilder {
             config: self,
             http_client: None,

core/src/services/github/backend.rs

@@ -73,7 +73,8 @@ impl Debug for GithubConfig {
 }
 
 impl Configurator for GithubConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = GithubBuilder;
+    fn into_builder(self) -> Self::Builder {
         GithubBuilder {
             config: self,
             http_client: None,

core/src/services/gridfs/backend.rs

@@ -62,7 +62,8 @@ impl Debug for GridFsConfig {
 }
 
 impl Configurator for GridFsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = GridFsBuilder;
+    fn into_builder(self) -> Self::Builder {
         GridFsBuilder { config: self }
     }
 }

core/src/services/hdfs/backend.rs

@@ -72,7 +72,8 @@ impl Debug for HdfsConfig {
 }
 
 impl Configurator for HdfsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = HdfsBuilder;
+    fn into_builder(self) -> Self::Builder {
         HdfsBuilder { config: self }
     }
 }

core/src/services/hdfs_native/backend.rs

@@ -59,7 +59,8 @@ impl Debug for HdfsNativeConfig {
 }
 
 impl Configurator for HdfsNativeConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = HdfsNativeBuilder;
+    fn into_builder(self) -> Self::Builder {
         HdfsNativeBuilder { config: self }
     }
 }

core/src/services/http/backend.rs

@@ -61,7 +61,8 @@ impl Debug for HttpConfig {
 }
 
 impl Configurator for HttpConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = HttpBuilder;
+    fn into_builder(self) -> Self::Builder {
         HttpBuilder {
             config: self,
             http_client: None,

core/src/services/huggingface/backend.rs

@@ -87,7 +87,8 @@ impl Debug for HuggingfaceConfig {
 }
 
 impl Configurator for HuggingfaceConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = HuggingfaceBuilder;
+    fn into_builder(self) -> Self::Builder {
         HuggingfaceBuilder { config: self }
     }
 }

core/src/services/icloud/backend.rs

@@ -72,7 +72,8 @@ impl Debug for IcloudConfig {
 }
 
 impl Configurator for IcloudConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = IcloudBuilder;
+    fn into_builder(self) -> Self::Builder {
         IcloudBuilder {
             config: self,
             http_client: None,

core/src/services/ipfs/backend.rs

@@ -44,7 +44,8 @@ pub struct IpfsConfig {
 }
 
 impl Configurator for IpfsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = IpfsBuilder;
+    fn into_builder(self) -> Self::Builder {
         IpfsBuilder {
             config: self,
             http_client: None,

core/src/services/ipmfs/builder.rs

@@ -35,7 +35,8 @@ pub struct IpmfsConfig {
 }
 
 impl Configurator for IpmfsConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = IpmfsBuilder;
+    fn into_builder(self) -> Self::Builder {
         IpmfsBuilder {
             config: self,
             http_client: None,

core/src/services/koofr/backend.rs

@@ -67,7 +67,8 @@ impl Debug for KoofrConfig {
 }
 
 impl Configurator for KoofrConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = KoofrBuilder;
+    fn into_builder(self) -> Self::Builder {
         KoofrBuilder {
             config: self,
             http_client: None,

core/src/services/libsql/backend.rs

@@ -81,7 +81,8 @@ impl Debug for LibsqlConfig {
 }
 
 impl Configurator for LibsqlConfig {
-    fn into_builder(self) -> impl Builder {
+    type Builder = LibsqlBuilder;
+    fn into_builder(self) -> Self::Builder {
         LibsqlBuilder { config: self }
     }
 }