chore: clippy

crates/cashu/src/error.rs

@@ -37,7 +37,7 @@ impl fmt::Display for Error {
             Error::TokenSpent => write!(f, "Token Spent"),
             Error::TokenNotVerifed => write!(f, "Token Not Verified"),
             Error::InvoiceAmountUndefined => write!(f, "Invoice without amount"),
-            Error::EllipticCurve(err) => write!(f, "{}", err.to_string()),
+            Error::EllipticCurve(err) => write!(f, "{}", err),
         }
     }
 }

crates/cashu/src/nuts/nut00.rs

@@ -121,7 +121,7 @@ pub mod wallet {
             let _: Url = (&mint_url).try_into()?;
 
             Ok(Self {
-                token: vec![MintProofs::new(mint_url.into(), proofs)],
+                token: vec![MintProofs::new(mint_url, proofs)],
                 memo,
             })
         }

crates/cashu/src/nuts/nut02.rs

@@ -59,7 +59,7 @@ impl Id {
 impl std::fmt::Display for Id {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         let mut output = String::with_capacity(Self::STRLEN);
-        general_purpose::STANDARD.encode_string(&self.0.as_slice(), &mut output);
+        general_purpose::STANDARD.encode_string(self.0.as_slice(), &mut output);
         f.write_str(&output)
     }
 }

crates/cashu/src/nuts/nut06.rs

@@ -41,14 +41,14 @@ impl SplitRequest {
 pub struct SplitResponse {
     /// Promises to keep
     #[deprecated(
-        since = "0.3.0",
+        since = "0.5.0",
         note = "mint only response with one list of all promises"
     )]
     #[serde(skip_serializing_if = "Option::is_none")]
     pub fst: Option<Vec<BlindedSignature>>,
     /// Promises to send
     #[deprecated(
-        since = "0.3.0",
+        since = "0.5.0",
         note = "mint only response with one list of all promises"
     )]
     #[serde(skip_serializing_if = "Option::is_none")]

crates/cashu/src/secret.rs

@@ -9,6 +9,12 @@ use serde::{Deserialize, Serialize};
 #[serde(transparent)]
 pub struct Secret(String);
 
+impl Default for Secret {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl Secret {
     const BIT_LENGTH: usize = 128;