Merge pull request #142 from comit-network/simplify-embedded-file-ext

daemon/src/routes.rs

@@ -1,7 +1,6 @@
 use rocket::http::{ContentType, Status};
 use rust_embed::EmbeddedFile;
 use std::borrow::Cow;
-use std::ffi::OsStr;
 use std::path::PathBuf;
 
 pub trait EmbeddedFileExt {
@@ -10,18 +9,15 @@ pub trait EmbeddedFileExt {
 
 impl EmbeddedFileExt for Option<EmbeddedFile> {
     fn into_response(self, file: PathBuf) -> Result<(ContentType, Cow<'static, [u8]>), Status> {
-        match self {
+        let embedded_file = self.ok_or(Status::NotFound)?;
-            None => Err(Status::NotFound),
+        let ext = file
-            Some(embedded_file) => {
+            .as_path()
-                let ext = file
+            .extension()
-                    .as_path()
+            .ok_or(Status::BadRequest)?
-                    .extension()
+            .to_str()
-                    .and_then(OsStr::to_str)
+            .ok_or(Status::InternalServerError)?;
-                    .ok_or_else(|| Status::new(400))?;
+        let content_type = ContentType::from_extension(ext).ok_or(Status::InternalServerError)?;
-                let content_type =
+
-                    ContentType::from_extension(ext).ok_or_else(|| Status::new(400))?;
+        Ok((content_type, embedded_file.data))
-                Ok::<(ContentType, Cow<[u8]>), Status>((content_type, embedded_file.data))
-            }
-        }
     }
 }