1 files changed, 97 insertions, 7 deletions
diff --git a/cli/file_fetcher.rs b/cli/file_fetcher.rs
index e865bf945..29fe04d8a 100644
--- a/cli/file_fetcher.rs
+++ b/cli/file_fetcher.rs
@@ -505,12 +505,16 @@ fn map_content_type(path: &Path, content_type: Option<&str>) -> msg::MediaType {
         | "text/typescript"
         | "video/vnd.dlna.mpeg-tts"
         | "video/mp2t"
-        | "application/x-typescript" => msg::MediaType::TypeScript,
+        | "application/x-typescript" => {
+          map_js_like_extension(path, msg::MediaType::TypeScript)
+        }
         "application/javascript"
         | "text/javascript"
         | "application/ecmascript"
         | "text/ecmascript"
-        | "application/x-javascript" => msg::MediaType::JavaScript,
+        | "application/x-javascript" => {
+          map_js_like_extension(path, msg::MediaType::JavaScript)
+        }
         "application/json" | "text/json" => msg::MediaType::Json,
         "text/plain" => map_file_extension(path),
         _ => {
@@ -523,6 +527,21 @@ fn map_content_type(path: &Path, content_type: Option<&str>) -> msg::MediaType {
   }
 }
 
+fn map_js_like_extension(
+  path: &Path,
+  default: msg::MediaType,
+) -> msg::MediaType {
+  match path.extension() {
+    None => default,
+    Some(os_str) => match os_str.to_str() {
+      None => default,
+      Some("jsx") => msg::MediaType::JSX,
+      Some("tsx") => msg::MediaType::TSX,
+      Some(_) => default,
+    },
+  }
+}
+
 fn filter_shebang(bytes: Vec<u8>) -> Vec<u8> {
   let string = str::from_utf8(&bytes).unwrap();
   if let Some(i) = string.find('\n') {
@@ -1410,7 +1429,7 @@ mod tests {
   }
 
   #[test]
-  fn test_map_content_type() {
+  fn test_map_content_type_extension_only() {
     // Extension only
     assert_eq!(
       map_content_type(Path::new("foo/bar.ts"), None),
@@ -1429,6 +1448,10 @@ mod tests {
       msg::MediaType::JavaScript
     );
     assert_eq!(
+      map_content_type(Path::new("foo/bar.txt"), None),
+      msg::MediaType::Unknown
+    );
+    assert_eq!(
       map_content_type(Path::new("foo/bar.jsx"), None),
       msg::MediaType::JSX
     );
@@ -1437,14 +1460,13 @@ mod tests {
       msg::MediaType::Json
     );
     assert_eq!(
-      map_content_type(Path::new("foo/bar.txt"), None),
-      msg::MediaType::Unknown
-    );
-    assert_eq!(
       map_content_type(Path::new("foo/bar"), None),
       msg::MediaType::Unknown
     );
+  }
 
+  #[test]
+  fn test_map_content_type_media_type_with_no_extension() {
     // Media Type
     assert_eq!(
       map_content_type(Path::new("foo/bar"), Some("application/typescript")),
@@ -1494,6 +1516,10 @@ mod tests {
       map_content_type(Path::new("foo/bar"), Some("text/json")),
       msg::MediaType::Json
     );
+  }
+
+  #[test]
+  fn test_map_file_extension_media_type_with_extension() {
     assert_eq!(
       map_content_type(Path::new("foo/bar.ts"), Some("text/plain")),
       msg::MediaType::TypeScript
@@ -1502,6 +1528,70 @@ mod tests {
       map_content_type(Path::new("foo/bar.ts"), Some("foo/bar")),
       msg::MediaType::Unknown
     );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.tsx"),
+        Some("application/typescript")
+      ),
+      msg::MediaType::TSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.tsx"),
+        Some("application/javascript")
+      ),
+      msg::MediaType::TSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.tsx"),
+        Some("application/x-typescript")
+      ),
+      msg::MediaType::TSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.tsx"),
+        Some("video/vnd.dlna.mpeg-tts")
+      ),
+      msg::MediaType::TSX
+    );
+    assert_eq!(
+      map_content_type(Path::new("foo/bar.tsx"), Some("video/mp2t")),
+      msg::MediaType::TSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.jsx"),
+        Some("application/javascript")
+      ),
+      msg::MediaType::JSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.jsx"),
+        Some("application/x-typescript")
+      ),
+      msg::MediaType::JSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.jsx"),
+        Some("application/ecmascript")
+      ),
+      msg::MediaType::JSX
+    );
+    assert_eq!(
+      map_content_type(Path::new("foo/bar.jsx"), Some("text/ecmascript")),
+      msg::MediaType::JSX
+    );
+    assert_eq!(
+      map_content_type(
+        Path::new("foo/bar.jsx"),
+        Some("application/x-javascript")
+      ),
+      msg::MediaType::JSX
+    );
   }
 
   #[test]