refactor: Apply clippy fixes with more idiomatic code patterns

Author: alerque

fluent-bundle/examples/functions.rs

@@ -35,12 +35,12 @@ fn main() {
     // Test for a function that accepts named arguments
     bundle
         .add_function("BASE_OWNERSHIP", |_args, named_args| {
-            return match named_args.get("ownership") {
+            match named_args.get("ownership") {
                 Some(FluentValue::String(ref string)) => {
                     format!("All your base belong to {}", string).into()
                 }
                 _ => FluentValue::Error,
-            };
+            }
         })
         .expect("Failed to add a function to the bundle.");
 

fluent-bundle/src/types/number.rs

@@ -150,11 +150,7 @@ impl FluentNumber {
         if let Some(minfd) = self.options.minimum_fraction_digits {
             if let Some(pos) = val.find('.') {
                 let frac_num = val.len() - pos - 1;
-                let missing = if frac_num > minfd {
-                    0
-                } else {
-                    minfd - frac_num
-                };
+                let missing = minfd.saturating_sub(frac_num);
                 val = format!("{}{}", val, "0".repeat(missing));
             } else {
                 val = format!("{}.{}", val, "0".repeat(minfd));