Continue to fix feature issues

Signed-off-by: Serial <69764315+Serial-ATA@users.noreply.github.com>

src/error.rs

@@ -31,26 +31,32 @@ pub enum LoftyError {
 	#[error("Picture contains invalid data")]
 	NotAPicture,
 
+	#[cfg(feature = "format-ape")]
 	// Tag related errors
 	/// Any error from [`ape`]
 	#[error(transparent)]
 	ApeTag(#[from] ape::Error),
+	#[cfg(feature = "format-flac")]
 	/// Any error from [`metaflac`]
 	#[error(transparent)]
 	FlacTag(#[from] metaflac::Error),
+	#[cfg(feature = "format-id3")]
 	/// Any error from [`id3`]
 	#[error(transparent)]
 	Id3Tag(#[from] id3::Error),
-	/// Any error from [`mp3_duration`]
-	#[cfg(feature = "duration")]
-	#[error(transparent)]
-	Mp3Duration(#[from] mp3_duration::MP3DurationError),
+	#[cfg(feature = "format-mp4")]
 	/// Any error from [`mp4ameta`]
 	#[error(transparent)]
 	Mp4Tag(#[from] mp4ameta::Error),
 	/// Errors that arrist while parsing OGG pages
+	#[cfg(any(
+		feature = "format-opus",
+		feature = "format-vorbis",
+		feature = "format-flac"
+	))]
 	#[error(transparent)]
 	OggPage(#[from] ogg_pager::PageError),
+	#[cfg(feature = "format-riff")]
 	/// Errors that arise while reading/writing to wav files
 	#[error("Invalid Riff file: {0}")]
 	Riff(&'static str),

src/lib.rs

@@ -107,7 +107,15 @@ pub use crate::types::{
 };
 
 mod tag;
-pub use crate::tag::{Id3Format, OggFormat, Tag, TagType};
+#[cfg(feature = "format-id3")]
+pub use crate::tag::Id3Format;
+#[cfg(any(
+	feature = "format-opus",
+	feature = "format-vorbis",
+	feature = "format-flac"
+))]
+pub use crate::tag::OggFormat;
+pub use crate::tag::{Tag, TagType};
 
 mod error;
 pub use crate::error::{LoftyError, Result};

src/types/picture.rs

@@ -304,6 +304,12 @@ impl Picture {
 		}
 	}
 
+	#[cfg(any(
+		feature = "format-id3",
+		feature = "format-opus",
+		feature = "format-vorbis",
+		feature = "format-flac"
+	))]
 	/// Convert the [`Picture`] back to an APIC byte vec:
 	///
 	/// * Id3v2 APIC
@@ -336,6 +342,12 @@ impl Picture {
 		data
 	}
 
+	#[cfg(any(
+		feature = "format-id3",
+		feature = "format-opus",
+		feature = "format-vorbis",
+		feature = "format-flac"
+	))]
 	/// Get a [`Picture`] from APIC bytes:
 	///
 	/// * Id3v2 APIC
@@ -397,6 +409,7 @@ impl Picture {
 		Err(LoftyError::NotAPicture)
 	}
 
+	#[cfg(feature = "format-ape")]
 	/// Convert the [`Picture`] back to an APEv2 byte vec:
 	///
 	/// * APEv2 Cover Art
@@ -418,6 +431,7 @@ impl Picture {
 		data
 	}
 
+	#[cfg(feature = "format-ape")]
 	/// Get a [`Picture`] from APEv2 bytes:
 	///
 	/// * APEv2 Cover Art

tests/conversions.rs

@@ -1,4 +1,4 @@
-use lofty::{OggFormat, Tag, TagType, Id3Format};
+use lofty::{Id3Format, OggFormat, Tag, TagType};
 
 macro_rules! convert_tag {
 	($tag: ident) => {

tests/inner.rs

@@ -1,4 +1,4 @@
-use lofty::{Id3Format, Tag, TagType, ToAnyTag, OggTag};
+use lofty::{Id3Format, OggTag, Tag, TagType, ToAnyTag};
 use std::convert::TryInto;
 
 #[test]