refactor: simplify match statements and improve type annotations

src/blocks.rs

@@ -984,9 +984,7 @@ impl Repr {
     }
 
     pub fn overloads(name: &str) -> &'static [Self] {
-        match name {
-            _ => &[],
-        }
+        &[]
     }
 
     pub fn from_shape(name: &str, args: usize) -> Option<Self> {

src/codegen/expr.rs

@@ -85,7 +85,7 @@ where T: Write + Seek
         if args.len() != repr.args().len() {
             d.report(
                 DiagnosticKind::ReprArgsCountMismatch {
-                    repr: repr.clone(),
+                    repr: *repr,
                     given: args.len(),
                 },
                 span,

src/codegen/mutation.rs

@@ -36,7 +36,7 @@ impl<'a> Mutation<'a> {
     }
 }
 
-impl<'a> Display for Mutation<'a> {
+impl Display for Mutation<'_> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         write!(f, r#","mutation":{{"tagName":"mutation","children":[]"#)?;
         write!(f, r#","warp":"{}""#, self.warp)?;

src/codegen/sb3.rs

@@ -71,7 +71,7 @@ pub fn qualify_struct_var_name(field_name: &str, var_name: &str) -> SmolStr {
     format!("{}.{}", var_name, field_name).into()
 }
 
-impl<'a> S<'a> {
+impl S<'_> {
     pub fn is_name_list(&self, name: &Name) -> bool {
         self.sprite.lists.contains_key(name.basename())
             || self

src/diagnostic/sprite_diagnostics.rs

@@ -1,7 +1,6 @@
 use std::{
     fs::{
         self,
-        File,
     },
     path::PathBuf,
 };

src/frontend/build.rs

@@ -75,9 +75,8 @@ pub fn build(input: Option<PathBuf>, output: Option<PathBuf>) -> Result<(), Buil
         if sprite_path.file_stem().is_some_and(|stem| stem == "stage") {
             continue;
         }
-        if !sprite_path
-            .extension()
-            .is_some_and(|extension| extension == "gs")
+        if sprite_path
+            .extension().is_none_or(|extension| extension != "gs")
         {
             continue;
         }

src/lexer/adaptor.rs

@@ -27,7 +27,7 @@ impl<'source> From<&'source str> for Lexer<'source> {
     }
 }
 
-impl<'source> Iterator for Lexer<'source> {
+impl Iterator for Lexer<'_> {
     type Item = Result<(usize, Token, usize), Diagnostic>;
 
     fn next(&mut self) -> Option<Self::Item> {

src/visitor/pass1.rs

@@ -30,7 +30,7 @@ pub struct S<'a> {
     pub global_structs: Option<&'a FxHashMap<SmolStr, Struct>>,
 }
 
-impl<'a> S<'a> {
+impl S<'_> {
     pub fn get_var(&self, name: &str) -> Option<&Var> {
         self.local_vars
             .and_then(|local_vars| local_vars.get(name))