add Method & StatusCode to azure_core (#852)

Co-authored-by: Cameron Taggart <cameron.taggart@gmail.com>

Author: cataggar

sdk/core/src/error/http_error.rs

@@ -18,12 +18,11 @@ impl HttpError {
     pub async fn new(response: Response) -> Self {
         let status = response.status();
         let mut error_code = get_error_code_from_header(&response);
-        let mut headers = HashMap::new();
-
-        for (name, value) in response.headers().iter() {
-            headers.insert(name.as_str().to_string(), value.as_str().to_string());
-        }
-
+        let headers: HashMap<String, String> = response
+            .headers()
+            .iter()
+            .map(|(name, value)| (name.as_str().to_owned(), value.as_str().to_owned()))
+            .collect();
         let body = response.into_body().await;
         error_code = error_code.or_else(|| get_error_code_from_body(&body));
         HttpError {

sdk/core/src/error/hyperium_http.rs

@@ -1,7 +1,6 @@
 use std::borrow::Cow;
 use std::fmt::{Debug, Display};
 mod http_error;
-mod hyperium_http;
 mod macros;
 pub use http_error::HttpError;
 

sdk/core/src/error/mod.rs

@@ -2,7 +2,7 @@
 mod utilities;
 
 use crate::error::{Error, ErrorKind, ResultExt};
-use std::{collections::HashMap, fmt::Debug, str::FromStr};
+use std::{fmt::Debug, str::FromStr};
 pub use utilities::*;
 
 /// A trait for converting a type into request headers
@@ -152,22 +152,6 @@ impl From<std::collections::HashMap<HeaderName, HeaderValue>> for Headers {
     }
 }
 
-impl From<&http::HeaderMap> for Headers {
-    fn from(map: &http::HeaderMap) -> Self {
-        let map = map
-            .into_iter()
-            .map(|(k, v)| {
-                let key = k.as_str().to_owned();
-                let value = std::str::from_utf8(v.as_bytes())
-                    .expect("non-UTF8 header value")
-                    .to_owned();
-                (key.into(), value.into())
-            })
-            .collect::<HashMap<HeaderName, HeaderValue>>();
-        Self(map)
-    }
-}
-
 /// A header name
 #[derive(Clone, Debug, Hash, Eq, PartialEq, PartialOrd, Ord)]
 pub struct HeaderName(std::borrow::Cow<'static, str>);

sdk/core/src/headers/mod.rs

@@ -1,3 +1,10 @@
+#[cfg(any(feature = "enable_reqwest", feature = "enable_reqwest_rustls"))]
+#[cfg(not(target_arch = "wasm32"))]
+mod reqwest;
+
+#[cfg(any(feature = "enable_reqwest", feature = "enable_reqwest_rustls"))]
+#[cfg(not(target_arch = "wasm32"))]
+pub use self::reqwest::*;
 #[allow(unused_imports)]
 use crate::error::{Error, ErrorKind, ResultExt};
 #[allow(unused_imports)]
@@ -10,13 +17,6 @@ use bytes::Bytes;
 use futures::TryStreamExt;
 use serde::Serialize;
 
-/// Construct a new `HttpClient` with the `reqwest` backend.
-#[cfg(any(feature = "enable_reqwest", feature = "enable_reqwest_rustls"))]
-#[cfg(not(target_arch = "wasm32"))]
-pub fn new_http_client() -> std::sync::Arc<dyn HttpClient> {
-    std::sync::Arc::new(reqwest::Client::new())
-}
-
 /// An HTTP client which can send requests.
 #[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 #[cfg_attr(not(target_arch = "wasm32"), async_trait)]
@@ -45,53 +45,6 @@ pub trait HttpClient: Send + Sync + std::fmt::Debug {
     }
 }
 
-#[cfg(any(feature = "enable_reqwest", feature = "enable_reqwest_rustls"))]
-#[cfg(not(target_arch = "wasm32"))]
-#[async_trait]
-impl HttpClient for reqwest::Client {
-    async fn execute_request(&self, request: &crate::Request) -> crate::Result<crate::Response> {
-        let url = request.url().clone();
-        let mut reqwest_request = self.request(request.method().clone(), url);
-        for (name, value) in request.headers().iter() {
-            reqwest_request = reqwest_request.header(name.as_str(), value.as_str());
-        }
-
-        let body = request.body().clone();
-
-        let reqwest_request = match body {
-            Body::Bytes(bytes) => reqwest_request
-                .body(bytes)
-                .build()
-                .context(ErrorKind::Other, "failed to build request")?,
-            Body::SeekableStream(mut seekable_stream) => {
-                seekable_stream.reset().await.unwrap(); // TODO: remove unwrap when `HttpError` has been removed
-
-                reqwest_request
-                    .body(reqwest::Body::wrap_stream(seekable_stream))
-                    .build()
-                    .context(ErrorKind::Other, "failed to build request")?
-            }
-        };
-
-        let reqwest_response = self
-            .execute(reqwest_request)
-            .await
-            .context(ErrorKind::Io, "failed to execute request")?;
-
-        let status = reqwest_response.status();
-        let headers = Headers::from(reqwest_response.headers());
-        let body: PinnedStream = Box::pin(reqwest_response.bytes_stream().map_err(|error| {
-            Error::full(
-                ErrorKind::Io,
-                error,
-                "error converting `reqwest` request into a byte stream",
-            )
-        }));
-
-        Ok(crate::Response::new(status, headers, body))
-    }
-}
-
 /// Serialize a type to json.
 pub fn to_json<T>(value: &T) -> crate::Result<Bytes>
 where

sdk/core/src/http_client.rs renamed to sdk/core/src/http_client/mod.rs

@@ -0,0 +1,67 @@
+use super::*;
+use std::collections::HashMap;
+
+/// Construct a new `HttpClient` with the `reqwest` backend.
+pub fn new_http_client() -> std::sync::Arc<dyn HttpClient> {
+    std::sync::Arc::new(::reqwest::Client::new())
+}
+
+#[async_trait]
+impl HttpClient for ::reqwest::Client {
+    async fn execute_request(&self, request: &crate::Request) -> crate::Result<crate::Response> {
+        let url = request.url().clone();
+        let mut req = self.request(request.method().clone(), url);
+        for (name, value) in request.headers().iter() {
+            req = req.header(name.as_str(), value.as_str());
+        }
+
+        let body = request.body().clone();
+
+        let reqwest_request = match body {
+            Body::Bytes(bytes) => req.body(bytes).build(),
+            Body::SeekableStream(mut seekable_stream) => {
+                seekable_stream.reset().await.unwrap(); // TODO: remove unwrap when `HttpError` has been removed
+                req.body(::reqwest::Body::wrap_stream(seekable_stream))
+                    .build()
+            }
+        }
+        .context(ErrorKind::Other, "failed to build `reqwest` request")?;
+
+        let rsp = self
+            .execute(reqwest_request)
+            .await
+            .context(ErrorKind::Io, "failed to execute `reqwest` request")?;
+
+        let status = rsp.status();
+        let headers = to_headers(rsp.headers())?;
+        let body: PinnedStream = Box::pin(rsp.bytes_stream().map_err(|error| {
+            Error::full(
+                ErrorKind::Io,
+                error,
+                "error converting `reqwest` request into a byte stream",
+            )
+        }));
+
+        Ok(crate::Response::new(status, headers, body))
+    }
+}
+
+fn to_headers(map: &::reqwest::header::HeaderMap) -> crate::Result<crate::headers::Headers> {
+    let map = map
+        .iter()
+        .filter_map(|(k, v)| {
+            let key = k.as_str();
+            match std::str::from_utf8(v.as_bytes()) {
+                Ok(value) => Some((
+                    crate::headers::HeaderName::from(key.to_owned()),
+                    crate::headers::HeaderValue::from(value.to_owned()),
+                )),
+                Err(_) => {
+                    log::warn!("header value for `{key}` is not utf8");
+                    None
+                }
+            }
+        })
+        .collect::<HashMap<_, _>>();
+    Ok(crate::headers::Headers::from(map))
+}

sdk/core/src/http_client/reqwest.rs

@@ -57,6 +57,9 @@ pub use response::*;
 pub use seekable_stream::*;
 pub use sleep::sleep;
 
+// re-export important types at crate level
+pub use http::Method;
+pub use http::StatusCode;
 pub use url::Url;
 
 /// A unique identifier for a request.

sdk/core/src/lib.rs

@@ -1,5 +1,5 @@
+use crate::Method;
 use crate::{Body, Request};
-use http::Method;
 use serde::de::Visitor;
 use serde::ser::{Serialize, SerializeStruct, Serializer};
 use serde::{Deserialize, Deserializer};

sdk/core/src/mock/mock_request.rs

@@ -1,13 +1,11 @@
-use bytes::Bytes;
-use http::StatusCode;
-use serde::{Deserialize, Serialize};
-use std::collections::BTreeMap;
-
 use crate::{
     collect_pinned_stream, error,
     headers::{HeaderName, HeaderValue, Headers},
-    BytesStream, Response,
+    BytesStream, Response, StatusCode,
 };
+use bytes::Bytes;
+use serde::{Deserialize, Serialize};
+use std::collections::BTreeMap;
 
 #[derive(Debug, Clone, PartialEq)]
 pub(crate) struct MockResponse {

sdk/core/src/mock/mock_response.rs

@@ -1,10 +1,8 @@
 use crate::error::{Error, ErrorKind, HttpError};
 use crate::policies::{Policy, PolicyResult, Request};
 use crate::sleep::sleep;
-use crate::Context;
-
+use crate::{Context, StatusCode};
 use chrono::{DateTime, Local};
-use http::StatusCode;
 use std::sync::Arc;
 use std::time::Duration;