Add custom error

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "openai-api-rs"
-version = "0.1.3"
+version = "0.1.4"
 edition = "2021"
 authors = ["Dongri Jin <dongrify@gmail.com>"]
 license = "MIT"

README.md

@@ -4,7 +4,7 @@
 Cargo.toml
 ```toml
 [dependencies]
-openai-api-rs = "0.1.3"
+openai-api-rs = "0.1.4"
 ```
 
 ## Example:

src/v1/api.rs

@@ -2,6 +2,7 @@ use crate::v1::chat_completion::{ChatCompletionRequest, ChatCompletionResponse};
 use crate::v1::completion::{CompletionRequest, CompletionResponse};
 use crate::v1::edit::{EditRequest, EditResponse};
 use crate::v1::embedding::{EmbeddingRequest, EmbeddingResponse};
+use crate::v1::error::APIError;
 use crate::v1::file::{
     FileDeleteRequest, FileDeleteResponse, FileListResponse, FileRetrieveContentRequest,
     FileRetrieveContentResponse, FileRetrieveRequest, FileRetrieveResponse, FileUploadRequest,
@@ -12,7 +13,6 @@ use crate::v1::image::{
     ImageVariationRequest, ImageVariationResponse,
 };
 use reqwest::Response;
-use std::io::Error;
 
 const APU_URL_V1: &str = "https://api.openai.com/v1";
 
@@ -29,7 +29,7 @@ impl Client {
         &self,
         path: &str,
         params: &T,
-    ) -> Result<Response, Error> {
+    ) -> Result<Response, APIError> {
         let client = reqwest::Client::new();
         let url = format!("{APU_URL_V1}{path}");
         let res = client
@@ -45,16 +45,15 @@ impl Client {
         match res {
             Ok(res) => match res.status().is_success() {
                 true => Ok(res),
-                false => Err(Error::new(
+                false => Err(APIError {
-                    std::io::ErrorKind::Other,
+                    message: format!("{}: {}", res.status(), res.text().await.unwrap()),
-                    format!("{}: {}", res.status(), res.text().await.unwrap()),
+                }),
-                )),
             },
             Err(e) => Err(self.new_error(e)),
         }
     }
 
-    pub async fn get(&self, path: &str) -> Result<Response, Error> {
+    pub async fn get(&self, path: &str) -> Result<Response, APIError> {
         let client = reqwest::Client::new();
         let url = format!("{APU_URL_V1}{path}");
         let res = client
@@ -69,16 +68,15 @@ impl Client {
         match res {
             Ok(res) => match res.status().is_success() {
                 true => Ok(res),
-                false => Err(Error::new(
+                false => Err(APIError {
-                    std::io::ErrorKind::Other,
+                    message: format!("{}: {}", res.status(), res.text().await.unwrap()),
-                    format!("{}: {}", res.status(), res.text().await.unwrap()),
+                }),
-                )),
             },
             Err(e) => Err(self.new_error(e)),
         }
     }
 
-    pub async fn delete(&self, path: &str) -> Result<Response, Error> {
+    pub async fn delete(&self, path: &str) -> Result<Response, APIError> {
         let client = reqwest::Client::new();
         let url = format!("{APU_URL_V1}{path}");
         let res = client
@@ -93,16 +91,15 @@ impl Client {
         match res {
             Ok(res) => match res.status().is_success() {
                 true => Ok(res),
-                false => Err(Error::new(
+                false => Err(APIError {
-                    std::io::ErrorKind::Other,
+                    message: format!("{}: {}", res.status(), res.text().await.unwrap()),
-                    format!("{}: {}", res.status(), res.text().await.unwrap()),
+                }),
-                )),
             },
             Err(e) => Err(self.new_error(e)),
         }
     }
 
-    pub async fn completion(&self, req: CompletionRequest) -> Result<CompletionResponse, Error> {
+    pub async fn completion(&self, req: CompletionRequest) -> Result<CompletionResponse, APIError> {
         let res = self.post("/completions", &req).await?;
         let r = res.json::<CompletionResponse>().await;
         match r {
@@ -111,7 +108,7 @@ impl Client {
         }
     }
 
-    pub async fn edit(&self, req: EditRequest) -> Result<EditResponse, Error> {
+    pub async fn edit(&self, req: EditRequest) -> Result<EditResponse, APIError> {
         let res = self.post("/edits", &req).await?;
         let r = res.json::<EditResponse>().await;
         match r {
@@ -123,7 +120,7 @@ impl Client {
     pub async fn image_generation(
         &self,
         req: ImageGenerationRequest,
-    ) -> Result<ImageGenerationResponse, Error> {
+    ) -> Result<ImageGenerationResponse, APIError> {
         let res = self.post("/images/generations", &req).await?;
         let r = res.json::<ImageGenerationResponse>().await;
         match r {
@@ -132,7 +129,7 @@ impl Client {
         }
     }
 
-    pub async fn image_edit(&self, req: ImageEditRequest) -> Result<ImageEditResponse, Error> {
+    pub async fn image_edit(&self, req: ImageEditRequest) -> Result<ImageEditResponse, APIError> {
         let res = self.post("/images/edits", &req).await?;
         let r = res.json::<ImageEditResponse>().await;
         match r {
@@ -144,7 +141,7 @@ impl Client {
     pub async fn image_variation(
         &self,
         req: ImageVariationRequest,
-    ) -> Result<ImageVariationResponse, Error> {
+    ) -> Result<ImageVariationResponse, APIError> {
         let res = self.post("/images/variations", &req).await?;
         let r = res.json::<ImageVariationResponse>().await;
         match r {
@@ -153,7 +150,7 @@ impl Client {
         }
     }
 
-    pub async fn embedding(&self, req: EmbeddingRequest) -> Result<EmbeddingResponse, Error> {
+    pub async fn embedding(&self, req: EmbeddingRequest) -> Result<EmbeddingResponse, APIError> {
         let res = self.post("/embeddings", &req).await?;
         let r = res.json::<EmbeddingResponse>().await;
         match r {
@@ -162,7 +159,7 @@ impl Client {
         }
     }
 
-    pub async fn file_list(&self) -> Result<FileListResponse, Error> {
+    pub async fn file_list(&self) -> Result<FileListResponse, APIError> {
         let res = self.get("/files").await?;
         let r = res.json::<FileListResponse>().await;
         match r {
@@ -171,7 +168,10 @@ impl Client {
         }
     }
 
-    pub async fn file_upload(&self, req: FileUploadRequest) -> Result<FileUploadResponse, Error> {
+    pub async fn file_upload(
+        &self,
+        req: FileUploadRequest,
+    ) -> Result<FileUploadResponse, APIError> {
         let res = self.post("/files", &req).await?;
         let r = res.json::<FileUploadResponse>().await;
         match r {
@@ -180,7 +180,10 @@ impl Client {
         }
     }
 
-    pub async fn file_delete(&self, req: FileDeleteRequest) -> Result<FileDeleteResponse, Error> {
+    pub async fn file_delete(
+        &self,
+        req: FileDeleteRequest,
+    ) -> Result<FileDeleteResponse, APIError> {
         let res = self
             .delete(&format!("{}/{}", "/files", req.file_id))
             .await?;
@@ -194,7 +197,7 @@ impl Client {
     pub async fn file_retrieve(
         &self,
         req: FileRetrieveRequest,
-    ) -> Result<FileRetrieveResponse, Error> {
+    ) -> Result<FileRetrieveResponse, APIError> {
         let res = self.get(&format!("{}/{}", "/files", req.file_id)).await?;
         let r = res.json::<FileRetrieveResponse>().await;
         match r {
@@ -206,7 +209,7 @@ impl Client {
     pub async fn file_retrieve_content(
         &self,
         req: FileRetrieveContentRequest,
-    ) -> Result<FileRetrieveContentResponse, Error> {
+    ) -> Result<FileRetrieveContentResponse, APIError> {
         let res = self
             .get(&format!("{}/{}/content", "/files", req.file_id))
             .await?;
@@ -220,7 +223,7 @@ impl Client {
     pub async fn chat_completion(
         &self,
         req: ChatCompletionRequest,
-    ) -> Result<ChatCompletionResponse, Error> {
+    ) -> Result<ChatCompletionResponse, APIError> {
         let res = self.post("/chat/completions", &req).await?;
         let r = res.json::<ChatCompletionResponse>().await;
         match r {
@@ -229,7 +232,9 @@ impl Client {
         }
     }
 
-    fn new_error(&self, err: reqwest::Error) -> Error {
+    fn new_error(&self, err: reqwest::Error) -> APIError {
-        Error::new(std::io::ErrorKind::Other, err)
+        APIError {
+            message: err.to_string(),
+        }
     }
 }

src/v1/error.rs

@@ -0,0 +1,15 @@
+use std::error::Error;
+use std::fmt;
+
+#[derive(Debug)]
+pub struct APIError {
+    pub message: String,
+}
+
+impl fmt::Display for APIError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "APIError: {}", self.message)
+    }
+}
+
+impl Error for APIError {}

src/v1/mod.rs

@@ -1,4 +1,5 @@
 pub mod common;
+pub mod error;
 
 pub mod chat_completion;
 pub mod completion;