From 147831375613a5e508487b2d85a99104ae1505af Mon Sep 17 00:00:00 2001
From: Paolo Barbolini <paolo@paolo565.org>
Date: Fri, 10 Jan 2020 02:06:56 +0100
Subject: [PATCH] wasm: add error_for_status to wasm response (#779)

Adds the error_for_status and error_for_status_ref functions
to wasm::Response
---
 src/wasm/response.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/wasm/response.rs b/src/wasm/response.rs
index 3653d11..be22cad 100644
--- a/src/wasm/response.rs
+++ b/src/wasm/response.rs
@@ -89,6 +89,28 @@ impl Response {
         buffer.copy_to(&mut bytes);
         Ok(bytes.into())
     }
+
+    // util methods
+
+    /// Turn a response into an error if the server returned an error.
+    pub fn error_for_status(self) -> crate::Result<Self> {
+        let status = self.status();
+        if status.is_client_error() || status.is_server_error() {
+            Err(crate::error::status_code(*self.url, status))
+        } else {
+            Ok(self)
+        }
+    }
+
+    /// Turn a reference to a response into an error if the server returned an error.
+    pub fn error_for_status_ref(&self) -> crate::Result<&Self> {
+        let status = self.status();
+        if status.is_client_error() || status.is_server_error() {
+            Err(crate::error::status_code(*self.url.clone(), status))
+        } else {
+            Ok(self)
+        }
+    }
 }
 
 impl fmt::Debug for Response {