wrapped types + implement error trait

src/lib.rs

@@ -3,24 +3,34 @@ use std::io::Read;
 mod rbx;
 mod primitives;
 
+pub struct Dom(rbx_dom_weak::WeakDom);
+
 #[derive(Debug)]
-pub enum Error{
+pub enum ReadError{
 	RbxBinary(rbx_binary::DecodeError),
 	RbxXml(rbx_xml::DecodeError),
 	Io(std::io::Error),
 	UnknownFileFormat,
 }
+impl std::fmt::Display for ReadError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for ReadError{}
 
-fn load_dom<R:Read>(input:R)->Result<rbx_dom_weak::WeakDom,Error>{
+pub fn read<R:Read>(input:R)->Result<Dom,ReadError>{
 	let mut buf=std::io::BufReader::new(input);
-	let peek=std::io::BufRead::fill_buf(&mut buf).map_err(Error::Io)?;
+	let peek=std::io::BufRead::fill_buf(&mut buf).map_err(ReadError::Io)?;
 	match &peek[0..8]{
-		b"<roblox!"=>return rbx_binary::from_reader(buf).map_err(Error::RbxBinary),
-		b"<roblox "=>return rbx_xml::from_reader_default(buf).map_err(Error::RbxXml),
-		_=>Err(Error::UnknownFileFormat),
+		b"<roblox!"=>rbx_binary::from_reader(buf).map(Dom).map_err(ReadError::RbxBinary),
+		b"<roblox "=>rbx_xml::from_reader_default(buf).map(Dom).map_err(ReadError::RbxXml),
+		_=>Err(ReadError::UnknownFileFormat),
 	}
 }
 
-pub fn read<R:Read,F:FnMut(&str)->Option<strafesnet_common::model::TextureId>>(input:R,acquire_id:F)->Result<strafesnet_common::map::CompleteMap,Error>{
-	Ok(rbx::convert(load_dom(input)?,acquire_id))
+//ConvertError
+
+pub fn convert<F:FnMut(&str)->Option<strafesnet_common::model::TextureId>>(dom:&Dom,acquire_id:F)->strafesnet_common::map::CompleteMap{
+	rbx::convert(&dom.0,acquire_id)
 }