Add mime type XML

closes #192

Author: denisbrodbeck

src/body.rs

@@ -214,7 +214,7 @@ impl Body {
     /// # async_std::task::block_on(async {
     /// use http_types::Body;
     /// use async_std::io::Cursor;
-    ///  
+    ///
     /// let cursor = Cursor::new("Hello Nori");
     /// let body = Body::from_reader(cursor, None);
     /// assert_eq!(&body.into_string().await.unwrap(), "Hello Nori");
@@ -497,6 +497,7 @@ fn guess_ext(path: &std::path::Path) -> Option<Mime> {
         Some("json") => Some(mime::JSON),
         Some("css") => Some(mime::CSS),
         Some("svg") => Some(mime::SVG),
+        Some("xml") => Some(mime::XML),
         None | Some(_) => None,
     }
 }

src/mime/constants.rs

@@ -47,6 +47,7 @@ utf8_mime_const!(JAVASCRIPT, "JavaScript", "application", "javascript");
 utf8_mime_const!(CSS, "CSS", "text", "css");
 utf8_mime_const!(HTML, "HTML", "text", "html");
 utf8_mime_const!(PLAIN, "Plain text", "text", "plain");
+utf8_mime_const!(XML, "XML", "application", "xml");
 mime_const!(ANY, "matching anything", "*", "*");
 mime_const!(JSON, "JSON", "application", "json");
 mime_const!(SVG, "SVG", "image", "svg+xml");