I dunno

src/shared_enums.rs

@@ -1,14 +1,30 @@
+use std::{io, str::FromStr};
+
 pub enum ContentType {
     Text(TextType),
     Aplication(ApplicationType),
+    Any,
+}
+
+impl FromStr for ContentType {
+    type Err = io::Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        Err(io::Error::new(
+            io::ErrorKind::InvalidData,
+            "Invalid content-type",
+        ))
+    }
 }
 
 pub enum TextType {
     Html,
     Css,
     Javascript,
+    Any,
 }
 
 pub enum ApplicationType {
     Json,
+    Any,
 }