Remove excessive BufRead constraint

Co-authored-by: Daniel Alley <dalley@redhat.com>

src/events/attributes.rs

@@ -9,7 +9,7 @@ use crate::reader::{is_whitespace, Reader};
 use crate::utils::{write_byte_string, write_cow_string, Bytes};
 use std::fmt::{self, Debug, Display, Formatter};
 use std::iter::FusedIterator;
-use std::{borrow::Cow, collections::HashMap, io::BufRead, ops::Range};
+use std::{borrow::Cow, collections::HashMap, ops::Range};
 
 /// A struct representing a key/value XML attribute.
 ///
@@ -81,7 +81,7 @@ impl<'a> Attribute<'a> {
     ///
     /// [`unescaped_value()`]: #method.unescaped_value
     /// [`Reader::decode()`]: ../../reader/struct.Reader.html#method.decode
-    pub fn unescape_and_decode_value<B: BufRead>(&self, reader: &Reader<B>) -> XmlResult<String> {
+    pub fn unescape_and_decode_value<B>(&self, reader: &Reader<B>) -> XmlResult<String> {
         self.do_unescape_and_decode_value(reader, None)
     }
 
@@ -99,7 +99,7 @@ impl<'a> Attribute<'a> {
     /// # Pre-condition
     ///
     /// The keys and values of `custom_entities`, if any, must be valid UTF-8.
-    pub fn unescape_and_decode_value_with_custom_entities<B: BufRead>(
+    pub fn unescape_and_decode_value_with_custom_entities<B>(
         &self,
         reader: &Reader<B>,
         custom_entities: &HashMap<Vec<u8>, Vec<u8>>,
@@ -108,7 +108,7 @@ impl<'a> Attribute<'a> {
     }
 
     /// The keys and values of `custom_entities`, if any, must be valid UTF-8.
-    fn do_unescape_and_decode_value<B: BufRead>(
+    fn do_unescape_and_decode_value<B>(
         &self,
         reader: &Reader<B>,
         custom_entities: Option<&HashMap<Vec<u8>, Vec<u8>>>,

src/events/mod.rs

@@ -39,7 +39,6 @@ use encoding_rs::Encoding;
 use std::borrow::Cow;
 use std::collections::HashMap;
 use std::fmt::{self, Debug, Formatter};
-use std::io::BufRead;
 use std::ops::Deref;
 use std::str::from_utf8;
 
@@ -755,7 +754,7 @@ impl<'a> BytesText<'a> {
     /// it might be wiser to manually use
     /// 1. BytesText::unescaped()
     /// 2. Reader::decode(...)
-    pub fn unescape_and_decode<B: BufRead>(&self, reader: &Reader<B>) -> Result<String> {
+    pub fn unescape_and_decode<B>(&self, reader: &Reader<B>) -> Result<String> {
         self.do_unescape_and_decode_with_custom_entities(reader, None)
     }
 
@@ -769,15 +768,15 @@ impl<'a> BytesText<'a> {
     /// # Pre-condition
     ///
     /// The keys and values of `custom_entities`, if any, must be valid UTF-8.
-    pub fn unescape_and_decode_with_custom_entities<B: BufRead>(
+    pub fn unescape_and_decode_with_custom_entities<B>(
         &self,
         reader: &Reader<B>,
         custom_entities: &HashMap<Vec<u8>, Vec<u8>>,
     ) -> Result<String> {
         self.do_unescape_and_decode_with_custom_entities(reader, Some(custom_entities))
     }
 
-    fn do_unescape_and_decode_with_custom_entities<B: BufRead>(
+    fn do_unescape_and_decode_with_custom_entities<B>(
         &self,
         reader: &Reader<B>,
         custom_entities: Option<&HashMap<Vec<u8>, Vec<u8>>>,

src/reader.rs

@@ -107,7 +107,7 @@ impl EncodingRef {
 
 /// A low level encoding-agnostic XML event reader.
 ///
-/// Consumes a `BufRead` and streams XML `Event`s.
+/// Consumes bytes and streams XML [`Event`]s.
 ///
 /// # Examples
 ///
@@ -144,7 +144,7 @@ impl EncodingRef {
 /// }
 /// ```
 #[derive(Clone)]
-pub struct Reader<R: BufRead> {
+pub struct Reader<R> {
     /// reader
     pub(crate) reader: R,
     /// current buffer position, useful for debugging errors
@@ -198,8 +198,8 @@ pub struct Reader<R: BufRead> {
 }
 
 /// Builder methods
-impl<R: BufRead> Reader<R> {
-    /// Creates a `Reader` that reads from a reader implementing `BufRead`.
+impl<R> Reader<R> {
+    /// Creates a `Reader` that reads from a given reader.
     pub fn from_reader(reader: R) -> Self {
         Self {
             reader,
@@ -323,7 +323,7 @@ impl<R: BufRead> Reader<R> {
 }
 
 /// Getters
-impl<R: BufRead> Reader<R> {
+impl<R> Reader<R> {
     /// Consumes `Reader` returning the underlying reader
     ///
     /// Can be used to compute line and column of a parsing error position
@@ -761,7 +761,7 @@ impl<R: BufRead> Reader<R> {
 }
 
 /// Private methods
-impl<R: BufRead> Reader<R> {
+impl<R> Reader<R> {
     /// Read text into the given buffer, and return an event that borrows from
     /// either that buffer or from the input itself, based on the type of the
     /// reader.