Remove a few unused type aliases

src/commands.rs

@@ -498,8 +498,6 @@ pub enum RequestParserError {
     MissingNewline,
 }
 
-pub type ResponseParserResult<'a, T> = Result<T, ResponseParserError>;
-
 // TODO: should these be renamed to fit the mpd docs?
 //       "Attribute" instead of "Property"?
 #[derive(Error, Debug, Clone, PartialEq)]

src/response_tokenizer.rs

@@ -1,10 +1,6 @@
 //! Module containing a tokenizer named [`ResponseAttributes`] for MPD responses,
 //! as well as some helper macros that makes it easier to create response parsers
 
-pub type GenericResponseResult<'a> = Result<GenericResponse<'a>, &'a str>;
-
-pub type GenericResponse<'a> = HashMap<&'a str, GenericResponseValue<'a>>;
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
 pub enum GenericResponseValue<'a> {
     Text(&'a str),