fix clippy lints

src/master_playlist.rs

@@ -220,13 +220,9 @@ impl<'a> MasterPlaylist<'a> {
 
     /// Returns all streams, which have an audio group id.
     pub fn audio_streams(&self) -> impl Iterator<Item = &VariantStream<'a>> {
-        self.variant_streams.iter().filter(|stream| {
-            if let VariantStream::ExtXStreamInf { audio: Some(_), .. } = stream {
-                true
-            } else {
-                false
-            }
-        })
+        self.variant_streams
+            .iter()
+            .filter(|stream| matches!(stream, VariantStream::ExtXStreamInf { audio: Some(_), .. }))
     }
 
     /// Returns all streams, which have a video group id.
@@ -416,13 +412,11 @@ impl<'a> MasterPlaylistBuilder<'a> {
     }
 
     fn check_media_group<T: AsRef<str>>(&self, media_type: MediaType, group_id: T) -> bool {
-        if let Some(value) = &self.media {
+        self.media.as_ref().map_or(false, |value| {
             value.iter().any(|media| {
                 media.media_type == media_type && media.group_id().as_ref() == group_id.as_ref()
             })
-        } else {
-            false
-        }
+        })
     }
 }
 

src/media_playlist.rs

@@ -315,12 +315,11 @@ impl<'a> MediaPlaylistBuilder<'a> {
                     method, iv, format, ..
                 })) = key
                 {
-                    if *method == EncryptionMethod::Aes128 && *iv == InitializationVector::Missing {
-                        if format.is_none() {
-                            *iv = InitializationVector::Number(segment.number as u128);
-                        } else if let Some(KeyFormat::Identity) = format {
-                            *iv = InitializationVector::Number(segment.number as u128);
-                        }
+                    if *method == EncryptionMethod::Aes128
+                        && *iv == InitializationVector::Missing
+                        && (format.is_none() || &mut Some(KeyFormat::Identity) == format)
+                    {
+                        *iv = InitializationVector::Number(segment.number as u128);
                     }
                 }
             }

src/tags/master_playlist/session_data.rs

@@ -223,9 +223,9 @@ impl<'a> TryFrom<&'a str> for ExtXSessionData<'a> {
             if let Some(value) = session_value {
                 if uri.is_some() {
                     return Err(Error::custom("unexpected URI"));
-                } else {
-                    SessionData::Value(value)
                 }
+
+                SessionData::Value(value)
             } else if let Some(uri) = uri {
                 SessionData::Uri(uri)
             } else {

src/tags/master_playlist/variant_stream.rs

@@ -379,7 +379,7 @@ impl<'a> TryFrom<&'a str> for VariantStream<'a> {
                     "AUDIO" => audio = Some(unquote(value)),
                     "SUBTITLES" => subtitles = Some(unquote(value)),
                     "CLOSED-CAPTIONS" => {
-                        closed_captions = Some(ClosedCaptions::try_from(value).unwrap())
+                        closed_captions = Some(ClosedCaptions::try_from(value).unwrap());
                     }
                     _ => {}
                 }

src/tags/media_segment/date_range.rs

@@ -380,21 +380,21 @@ impl<'a> TryFrom<&'a str> for ExtXDateRange<'a> {
                 "START-DATE" => {
                     #[cfg(feature = "chrono")]
                     {
-                        start_date = Some(unquote(value).parse().map_err(Error::chrono)?)
+                        start_date = Some(unquote(value).parse().map_err(Error::chrono)?);
                     }
                     #[cfg(not(feature = "chrono"))]
                     {
-                        start_date = Some(unquote(value))
+                        start_date = Some(unquote(value));
                     }
                 }
                 "END-DATE" => {
                     #[cfg(feature = "chrono")]
                     {
-                        end_date = Some(unquote(value).parse().map_err(Error::chrono)?)
+                        end_date = Some(unquote(value).parse().map_err(Error::chrono)?);
                     }
                     #[cfg(not(feature = "chrono"))]
                     {
-                        end_date = Some(unquote(value))
+                        end_date = Some(unquote(value));
                     }
                 }
                 "DURATION" => {

src/types/byte_range.rs

@@ -354,11 +354,9 @@ impl_from_ranges![u64, u32, u16, u8, usize, i32];
 #[must_use]
 impl RangeBounds<usize> for ByteRange {
     fn start_bound(&self) -> Bound<&usize> {
-        if let Some(start) = &self.start {
-            Bound::Included(start)
-        } else {
-            Bound::Unbounded
-        }
+        self.start
+            .as_ref()
+            .map_or(Bound::Unbounded, Bound::Included)
     }
 
     #[inline]

src/types/float.rs

@@ -182,7 +182,7 @@ impl ::core::hash::Hash for Float {
         } else {
             // I do not think it matters to differentiate between architectures, that use
             // big endian by default and those, that use little endian.
-            state.write(&self.to_be_bytes())
+            state.write(&self.to_be_bytes());
         }
     }
 }

src/types/key_format_versions.rs

@@ -36,7 +36,7 @@ use crate::RequiredVersion;
 /// ```
 ///
 /// [`KeyFormat`]: crate::types::KeyFormat
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, Default)]
 pub struct KeyFormatVersions {
     // NOTE(Luro02): if the current array is not big enough one can easily increase
     //               the number of elements or change the type to something bigger,
@@ -295,7 +295,7 @@ impl Extend<u8> for KeyFormatVersions {
 
 impl<'a> Extend<&'a u8> for KeyFormatVersions {
     fn extend<I: IntoIterator<Item = &'a u8>>(&mut self, iter: I) {
-        <Self as Extend<u8>>::extend(self, iter.into_iter().copied())
+        <Self as Extend<u8>>::extend(self, iter.into_iter().copied());
     }
 }
 
@@ -346,17 +346,7 @@ impl FromIterator<u8> for KeyFormatVersions {
 
 impl<'a> FromIterator<&'a u8> for KeyFormatVersions {
     fn from_iter<I: IntoIterator<Item = &'a u8>>(iter: I) -> Self {
-        <Self as FromIterator<u8>>::from_iter(iter.into_iter().copied())
-    }
-}
-
-impl Default for KeyFormatVersions {
-    #[inline]
-    fn default() -> Self {
-        Self {
-            buffer: [0; 9],
-            len: 0,
-        }
+        iter.into_iter().copied().collect()
     }
 }
 
@@ -413,7 +403,7 @@ impl fmt::Display for KeyFormatVersions {
 }
 
 impl<T: AsRef<[usize]>> From<T> for KeyFormatVersions {
-    fn from(value: T) -> Self { Self::from_iter(value.as_ref().iter().map(|i| *i as u8)) }
+    fn from(value: T) -> Self { value.as_ref().iter().map(|i| *i as u8).collect() }
 }
 
 /// `Iterator` for [`KeyFormatVersions`].

src/types/stream_data.rs

@@ -323,12 +323,12 @@ impl<'a> TryFrom<&'a str> for StreamData<'a> {
                         value
                             .parse::<u64>()
                             .map_err(|e| Error::parse_int(value, e))?,
-                    )
+                    );
                 }
                 "CODECS" => codecs = Some(TryFrom::try_from(unquote(value))?),
                 "RESOLUTION" => resolution = Some(value.parse()?),
                 "HDCP-LEVEL" => {
-                    hdcp_level = Some(value.parse::<HdcpLevel>().map_err(Error::strum)?)
+                    hdcp_level = Some(value.parse::<HdcpLevel>().map_err(Error::strum)?);
                 }
                 "VIDEO" => video = Some(unquote(value)),
                 _ => {

src/types/ufloat.rs

@@ -193,7 +193,7 @@ impl ::core::hash::Hash for UFloat {
 
         // I do not think it matters to differentiate between architectures, that use
         // big endian by default and those, that use little endian.
-        state.write(&self.to_be_bytes())
+        state.write(&self.to_be_bytes());
     }
 }
 

src/utils.rs

@@ -73,11 +73,7 @@ pub(crate) fn unquote(value: &str) -> Cow<'_, str> {
     if value.starts_with('"') && value.ends_with('"') {
         let result = Cow::Borrowed(&value[1..value.len() - 1]);
 
-        if result
-            .chars()
-            .find(|c| *c == '"' || *c == '\n' || *c == '\r')
-            .is_none()
-        {
+        if !result.chars().any(|c| c == '"' || c == '\n' || c == '\r') {
             return result;
         }
     }