Add getters/setters for common tag items

Cargo.toml

@@ -18,7 +18,10 @@ ogg_pager = { version = "0.1.7", optional = true }
 # Mp4
 mp4ameta = {version = "0.11.0", optional = true}
 # Case insensitive keys (APE/FLAC/Opus/Vorbis)
-unicase = { version = "2.6.0", optional = true }
+unicase = { version = "2.6.0"}
+
+# Quick string accessor methods for Tag
+paste = { version = "1.0.5", optional = true }
 
 # Errors
 thiserror = "1.0.26"
@@ -28,7 +31,7 @@ byteorder = "1.4.3"
 cfg-if = "1.0.0"
 
 [features]
-default = ["mp4_atoms", "vorbis_comments", "ape", "id3v1", "id3v2", "aiff_text_chunks", "riff_info_list"]
+default = ["mp4_atoms", "vorbis_comments", "ape", "id3v1", "id3v2", "aiff_text_chunks", "riff_info_list", "quick_tag_accessors"]
 mp4_atoms = []
 vorbis_comments = ["ogg_pager"]
 ape = []
@@ -36,6 +39,7 @@ id3v1 = []
 id3v2 = []
 aiff_text_chunks = []
 riff_info_list = []
+quick_tag_accessors = ["paste"]
 
 [dev-dependencies]
 criterion = { version = "0.3", features = ["html_reports"] }

src/types/tag.rs

@@ -2,6 +2,35 @@ use super::item::ItemKey;
 use super::picture::{Picture, PictureType};
 use crate::logic::id3::v2::Id3v2Version;
 
+#[cfg(feature = "quick_tag_accessors")]
+use paste::paste;
+
+#[cfg(feature = "quick_tag_accessors")]
+macro_rules! common_items {
+	($($item_key:ident => $name:tt),+) => {
+		paste! {
+			impl Tag {
+				$(
+					#[doc = "Gets the " $name]
+					pub fn $name(&self) -> Option<&str> {
+						self.get_item_ref(&ItemKey::$item_key).map(|i| i.value())
+					}
+
+					#[doc = "Removes the " $name]
+					pub fn [<remove_ $name>](&mut self) {
+						self.retain(|i| i.item_key != ItemKey::$item_key)
+					}
+
+					#[doc = "Sets the " $name]
+					pub fn [<set_ $name>](&mut self, value: String) {
+						self.insert_item(TagItem::new(ItemKey::$item_key, ItemValue::Text(value)));
+					}
+				)+
+			}
+		}
+	}
+}
+
 /// Represents a tag item (key/value)
 pub struct TagItem {
 	item_key: ItemKey,
@@ -191,6 +220,9 @@ impl Tag {
 	}
 }
 
+#[cfg(feature = "quick_tag_accessors")]
+common_items!(Artist => artist, Title => title, AlbumTitle => album_title, AlbumArtist => album_artist);
+
 /// The tag's format
 #[derive(Clone, Debug, PartialEq)]
 pub enum TagType {