clippy: enable unnecessary_literal_bound lint

Author: xtqqczze

Cargo.toml

@@ -146,6 +146,7 @@ ptr_cast_constness = "warn"
 ref_as_ptr = "warn"
 semicolon_if_nothing_returned = "warn"
 uninlined_format_args = "warn"
+unnecessary_literal_bound = "warn"
 unused_trait_names = "warn"
 use_self = "warn"
 useless_conversion = "warn"

cli/examples/custom-backend/main.rs

@@ -114,7 +114,7 @@ impl JitBackend {
 
 #[async_trait]
 impl Backend for JitBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "jit"
     }
 

lib/src/gpg_signing.rs

@@ -176,7 +176,7 @@ impl GpgBackend {
 }
 
 impl SigningBackend for GpgBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "gpg"
     }
 
@@ -264,7 +264,7 @@ impl GpgsmBackend {
 }
 
 impl SigningBackend for GpgsmBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "gpgsm"
     }
 

lib/src/ssh_signing.rs

@@ -210,7 +210,7 @@ impl SshBackend {
 }
 
 impl SigningBackend for SshBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "ssh"
     }
 

lib/src/test_signing_backend.rs

@@ -30,7 +30,7 @@ pub struct TestSigningBackend;
 const PREFIX: &str = "--- JJ-TEST-SIGNATURE ---\nKEY: ";
 
 impl SigningBackend for TestSigningBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "test"
     }
 

lib/testutils/src/test_backend.rs

@@ -168,7 +168,7 @@ impl Debug for TestBackend {
 
 #[async_trait]
 impl Backend for TestBackend {
-    fn name(&self) -> &str {
+    fn name(&self) -> &'static str {
         "test"
     }