fix: accept 204 in addition to 202 on initialize (#497)

gpeal · web-flow · commit 3822d9d39c14 · 2025-10-22T15:08:33.000-04:00
diff --git a/crates/rmcp/src/transport/common/reqwest/streamable_http_client.rs b/crates/rmcp/src/transport/common/reqwest/streamable_http_client.rs
@@ -118,8 +118,12 @@ impl StreamableHttpClient for reqwest::Client {
                 }));
             }
         }
+        let status = response.status();
         let response = response.error_for_status()?;
-        if response.status() == reqwest::StatusCode::ACCEPTED {
+        if matches!(
+            status,
+            reqwest::StatusCode::ACCEPTED | reqwest::StatusCode::NO_CONTENT
+        ) {
             return Ok(StreamableHttpPostResponse::Accepted);
         }
         let content_type = response.headers().get(reqwest::header::CONTENT_TYPE);

Original file line number	Diff line number	Diff line change
`@@ -118,8 +118,12 @@ impl StreamableHttpClient for reqwest::Client {`
`118`	`118`	`}));`
`119`	`119`	`}`
`120`	`120`	`}`
	`121`	`+ let status = response.status();`
`121`	`122`	`let response = response.error_for_status()?;`
`122`		`- if response.status() == reqwest::StatusCode::ACCEPTED {`
	`123`	`+ if matches!(`
	`124`	`+ status,`
	`125`	`+ reqwest::StatusCode::ACCEPTED \| reqwest::StatusCode::NO_CONTENT`
	`126`	`+ ) {`
`123`	`127`	`return Ok(StreamableHttpPostResponse::Accepted);`
`124`	`128`	`}`
`125`	`129`	`let content_type = response.headers().get(reqwest::header::CONTENT_TYPE);`