Make Unit methods return &'static str where possible (#393)

metrics-rs · Sep 22, 2023 · 67d5100 · 67d5100
1 parent d788aae
commit 67d5100
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/metrics/src/common.rs b/metrics/src/common.rs
@@ -121,7 +121,7 @@ pub enum Unit {
 
 impl Unit {
     /// Gets the string form of this `Unit`.
-    pub fn as_str(&self) -> &str {
+    pub fn as_str(&self) -> &'static str {
         match self {
             Unit::Count => "count",
             Unit::Percent => "percent",
@@ -149,7 +149,7 @@ impl Unit {
     /// it would be `ns`.
     ///
     /// Not all units have a meaningful display label and so some may be empty.
-    pub fn as_canonical_label(&self) -> &str {
+    pub fn as_canonical_label(&self) -> &'static str {
         match self {
             Unit::Count => "",
             Unit::Percent => "%",