Clippy

benches/read_file.rs

@@ -1,10 +1,10 @@
 use criterion::{criterion_group, criterion_main, Criterion};
-use lofty::Tag;
+use lofty::Probe;
 
 macro_rules! test_read {
 	($function:ident, $path:expr) => {
 		fn $function() {
-			Tag::new().read_from_path_signature($path).unwrap();
+			Probe::new().read_from_path($path).unwrap();
 		}
 	};
 }
@@ -12,18 +12,18 @@ macro_rules! test_read {
 test_read!(read_aiff, "tests/assets/a_text.aiff");
 test_read!(read_ape, "tests/assets/a.ape");
 test_read!(read_flac, "tests/assets/a.flac");
-test_read!(read_m4a, "tests/assets/a.m4a");
+//test_read!(read_m4a, "tests/assets/a.m4a"); TODO
 test_read!(read_mp3, "tests/assets/a.mp3");
 test_read!(read_vorbis, "tests/assets/a.ogg");
 test_read!(read_opus, "tests/assets/a.opus");
 test_read!(read_riff, "tests/assets/a.wav");
 
 fn bench_sig(c: &mut Criterion) {
-	let mut g = c.benchmark_group("From signature");
+	let mut g = c.benchmark_group("File reading");
 	g.bench_function("AIFF", |b| b.iter(read_aiff));
 	g.bench_function("APE", |b| b.iter(read_ape));
 	g.bench_function("FLAC", |b| b.iter(read_flac));
-	g.bench_function("MP4", |b| b.iter(read_m4a));
+	// g.bench_function("MP4", |b| b.iter(read_m4a));
 	g.bench_function("MP3", |b| b.iter(read_mp3));
 	g.bench_function("VORBIS", |b| b.iter(read_vorbis));
 	g.bench_function("OPUS", |b| b.iter(read_opus));

benches/read_from_extension.rs

@@ -1,32 +0,0 @@
-use criterion::{criterion_group, criterion_main, Criterion};
-use lofty::Tag;
-
-macro_rules! test_read {
-	($function:ident, $path:expr) => {
-		fn $function() {
-			Tag::new().read_from_path($path).unwrap();
-		}
-	};
-}
-
-test_read!(read_ape, "tests/assets/a.ape");
-test_read!(read_flac, "tests/assets/a.flac");
-test_read!(read_m4a, "tests/assets/a.m4a");
-test_read!(read_mp3, "tests/assets/a.mp3");
-test_read!(read_vorbis, "tests/assets/a.ogg");
-test_read!(read_opus, "tests/assets/a.opus");
-test_read!(read_riff, "tests/assets/a-id3.wav");
-
-fn bench_ext(c: &mut Criterion) {
-	let mut g = c.benchmark_group("From extension");
-	g.bench_function("APE", |b| b.iter(read_ape));
-	g.bench_function("FLAC", |b| b.iter(read_flac));
-	g.bench_function("MP4", |b| b.iter(read_m4a));
-	g.bench_function("MP3", |b| b.iter(read_mp3));
-	g.bench_function("VORBIS", |b| b.iter(read_vorbis));
-	g.bench_function("OPUS", |b| b.iter(read_opus));
-	g.bench_function("RIFF", |b| b.iter(read_riff));
-}
-
-criterion_group!(benches, bench_ext);
-criterion_main!(benches);

src/lib.rs

@@ -121,7 +121,9 @@
 	clippy::let_underscore_drop,
 	clippy::match_wildcard_for_single_variants,
 	clippy::semicolon_if_nothing_returned,
-	clippy::used_underscore_binding
+	clippy::used_underscore_binding,
+	clippy::new_without_default,
+	clippy::unused_self
 )]
 
 pub use crate::error::{LoftyError, Result};

src/logic/ape/mod.rs

@@ -5,7 +5,7 @@ pub(crate) mod tag;
 pub(crate) mod write;
 
 use crate::types::file::AudioFile;
-use crate::{FileProperties, FileType, Result, Tag, TagType, TaggedFile};
+use crate::{FileProperties, Result, Tag, TagType};
 
 use std::io::{Read, Seek};
 

src/logic/ape/read.rs

@@ -5,6 +5,7 @@ use crate::files::ApeFile;
 use crate::logic::id3::find_lyrics3v2;
 use crate::logic::id3::v1::find_id3v1;
 use crate::logic::id3::v2::find_id3v2;
+use crate::logic::id3::v2::read::parse_id3v2;
 use crate::{FileProperties, LoftyError, Result};
 
 use std::io::{Read, Seek, SeekFrom};
@@ -51,6 +52,14 @@ where
 	// ID3v2 tags are unsupported in APE files, but still possible
 	if let Some(id3v2) = find_id3v2(data, true)? {
 		stream_len -= id3v2.len() as u64;
+
+		let id3v2 = parse_id3v2(&mut &*id3v2)?;
+
+		// Skip over the footer
+		if id3v2.flags().footer {
+			data.seek(SeekFrom::Current(10))?;
+		}
+
 		ape_file.id3v2 = Some(id3v2)
 	}
 

src/logic/iff/aiff.rs

@@ -1,6 +1,6 @@
 use crate::logic::id3::v2::read::parse_id3v2;
 use crate::types::file::AudioFile;
-use crate::{FileProperties, FileType, LoftyError, Result, TagType, TaggedFile};
+use crate::{FileProperties, LoftyError, Result, TagType};
 use crate::{ItemKey, ItemValue, Tag, TagItem};
 
 use std::io::{Read, Seek, SeekFrom};

src/logic/mpeg/mod.rs

@@ -3,7 +3,7 @@ pub(crate) mod header;
 pub(crate) mod read;
 
 use crate::types::file::AudioFile;
-use crate::{FileProperties, FileType, Result, Tag, TagType, TaggedFile};
+use crate::{FileProperties, Result, Tag, TagType};
 
 use std::io::{Read, Seek};
 

src/logic/ogg/flac.rs

@@ -3,7 +3,6 @@ use super::write::create_comments;
 use crate::error::{LoftyError, Result};
 use crate::picture::Picture;
 use crate::types::file::AudioFile;
-use crate::types::file::{FileType, TaggedFile};
 use crate::types::properties::FileProperties;
 use crate::types::tag::{Tag, TagType};
 

src/logic/ogg/opus.rs

@@ -2,7 +2,6 @@ use super::find_last_page;
 use crate::error::{LoftyError, Result};
 use crate::logic::ogg::constants::{OPUSHEAD, OPUSTAGS};
 use crate::types::file::AudioFile;
-use crate::types::file::{FileType, TaggedFile};
 use crate::types::properties::FileProperties;
 use crate::types::tag::{Tag, TagType};
 

src/logic/ogg/vorbis.rs

@@ -2,7 +2,6 @@ use super::find_last_page;
 use crate::error::{LoftyError, Result};
 use crate::logic::ogg::constants::{VORBIS_COMMENT_HEAD, VORBIS_IDENT_HEAD, VORBIS_SETUP_HEAD};
 use crate::types::file::AudioFile;
-use crate::types::file::{FileType, TaggedFile};
 use crate::types::properties::FileProperties;
 use crate::types::tag::{Tag, TagType};
 

src/probe.rs

@@ -1,4 +1,10 @@
-use crate::files::*;
+use crate::logic::iff::aiff::AiffFile;
+use crate::logic::ape::ApeFile;
+use crate::logic::ogg::flac::FlacFile;
+use crate::logic::mpeg::MpegFile;
+use crate::logic::ogg::opus::OpusFile;
+use crate::logic::ogg::vorbis::VorbisFile;
+use crate::logic::iff::wav::WavFile;
 use crate::types::file::AudioFile;
 use crate::{FileType, LoftyError, Result, TaggedFile};
 

src/types/picture.rs

@@ -53,7 +53,22 @@ pub enum MimeType {
 	None,
 }
 
+impl ToString for MimeType {
+	fn to_string(&self) -> String {
+		match self {
+			MimeType::Jpeg => "image/jpeg".to_string(),
+			MimeType::Png => "image/png".to_string(),
+			MimeType::Tiff => "image/tiff".to_string(),
+			MimeType::Bmp => "image/bmp".to_string(),
+			MimeType::Gif => "image/gif".to_string(),
+			MimeType::Unknown(unknown) => unknown.clone(),
+			MimeType::None => String::new(),
+		}
+	}
+}
+
 impl MimeType {
+	#[allow(clippy::should_implement_trait)]
 	/// Get a MimeType from a string
 	pub fn from_str(mime_type: &str) -> Self {
 		match &*mime_type.to_lowercase() {
@@ -79,19 +94,6 @@ impl MimeType {
 			MimeType::None => "",
 		}
 	}
-
-	/// Get a String from a MimeType
-	pub fn to_string(&self) -> String {
-		match self {
-			MimeType::Jpeg => "image/jpeg".to_string(),
-			MimeType::Png => "image/png".to_string(),
-			MimeType::Tiff => "image/tiff".to_string(),
-			MimeType::Bmp => "image/bmp".to_string(),
-			MimeType::Gif => "image/gif".to_string(),
-			MimeType::Unknown(unknown) => unknown.to_owned(),
-			MimeType::None => String::new(),
-		}
-	}
 }
 
 /// The picture type
@@ -150,7 +152,7 @@ impl PictureType {
 			Self::Illustration => 18,
 			Self::BandLogo => 19,
 			Self::PublisherLogo => 20,
-			Self::Undefined(i) => u8::from(i.to_owned()),
+			Self::Undefined(i) => *i,
 		}
 	}
 
@@ -294,6 +296,7 @@ impl Picture {
 	}
 
 	#[cfg(feature = "id3v2")]
+	#[allow(clippy::single_match_else)]
 	/// Convert a [`Picture`] to a ID3v2 A/PIC byte Vec
 	///
 	/// NOTE: This does not include the frame header
@@ -320,8 +323,8 @@ impl Picture {
 
 				let mut data = vec![self.text_encoding as u8];
 
-				data.write_all(format.as_bytes());
-				data.write_u8(self.pic_type.as_u8());
+				data.write_all(format.as_bytes())?;
+				data.write_u8(self.pic_type.as_u8())?;
 
 				if let Some(description) = &self.description {
 					data.write_all(&*crate::logic::id3::v2::util::text_utils::encode_text(
@@ -332,11 +335,11 @@ impl Picture {
 				}
 
 				data.write_u8(0)?;
-				data.write_all(&*self.data);
+				data.write_all(&*self.data)?;
 
 				let size = data.len() - 6;
 
-				if size as u64 > u32::MAX as u64 {
+				if size as u64 > u64::from(u32::MAX) {
 					return Err(LoftyError::TooMuchData);
 				}
 
@@ -367,7 +370,7 @@ impl Picture {
 
 				let size = data.len();
 
-				if size as u64 > u32::MAX as u64 {
+				if size as u64 > u64::from(u32::MAX) {
 					return Err(LoftyError::TooMuchData);
 				}
 
@@ -377,6 +380,7 @@ impl Picture {
 	}
 
 	#[cfg(feature = "id3v2")]
+	#[allow(clippy::single_match_else)]
 	/// Get a [`Picture`] from ID3v2 A/PIC bytes:
 	///
 	/// NOTE: This expects the frame header to have already been skipped
@@ -409,7 +413,7 @@ impl Picture {
 						encoding,
 						true,
 					)?
-					.map(|s| Cow::from(s));
+					.map(Cow::from);
 
 					let mut data = Vec::new();
 					cursor.read_to_end(&mut data)?;
@@ -429,16 +433,12 @@ impl Picture {
 					})
 				},
 				_ => {
-					let mime_type = if let Some(mime_type) =
-						crate::logic::id3::v2::util::text_utils::decode_text(
-							&mut cursor,
-							encoding,
-							true,
-						)? {
-						MimeType::from_str(&*mime_type)
-					} else {
-						MimeType::None
-					};
+					let mime_type = (crate::logic::id3::v2::util::text_utils::decode_text(
+						&mut cursor,
+						encoding,
+						true,
+					)?)
+					.map_or(MimeType::None, |mime_type| MimeType::from_str(&*mime_type));
 
 					let picture_type = PictureType::from_u8(cursor.read_u8()?);
 					let description = crate::logic::id3::v2::util::text_utils::decode_text(
@@ -446,7 +446,7 @@ impl Picture {
 						encoding,
 						true,
 					)?
-					.map(|s| Cow::from(s));
+					.map(Cow::from);
 
 					let mut data = Vec::new();
 					cursor.read_to_end(&mut data)?;
@@ -468,7 +468,7 @@ impl Picture {
 			};
 		}
 
-		return Err(LoftyError::NotAPicture);
+		Err(LoftyError::NotAPicture)
 	}
 
 	#[cfg(feature = "vorbis_comments")]
@@ -481,7 +481,7 @@ impl Picture {
 	pub fn as_flac_bytes(&self) -> String {
 		let mut data = Vec::<u8>::new();
 
-		let picture_type = (self.pic_type.as_u8() as u32).to_be_bytes();
+		let picture_type = u32::from(self.pic_type.as_u8()).to_be_bytes();
 
 		let mime_str = self.mime_type.to_string();
 		let mime_len = mime_str.len() as u32;

src/types/tag.rs

@@ -235,7 +235,7 @@ impl Tag {
 	/// Retain tag items based on the predicate
 	///
 	/// See [`Vec::retain`](std::vec::Vec::retain)
-	pub fn retain<F>(&mut self, mut f: F)
+	pub fn retain<F>(&mut self, f: F)
 	where
 		F: FnMut(&TagItem) -> bool,
 	{