https://github.com/pendulum-chain/substrate-stellar-sdk/pull/35/files…

…#r1801904523

src/lib.rs

@@ -10,16 +10,9 @@ mod lib {
     #[cfg(not(feature = "std"))]
     pub use alloc::string::{FromUtf8Error, String, ToString};
 
-    #[cfg(not(feature = "std"))]
-    pub use alloc::format;
-
     #[cfg(feature = "std")]
     #[allow(unused_imports)]
     pub use std::string::{FromUtf8Error, String, ToString};
-
-    #[cfg(feature = "std")]
-    #[allow(unused_imports)]
-    pub use std::format;
 }
 
 mod amount;

src/utils/std.rs

@@ -1,4 +1,4 @@
-use crate::lib::{String, format};
+use crate::lib::String;
 use crate::XdrCodec;
 
 /// A trait used to convert any Stellar specific type `T` as a String
@@ -20,6 +20,7 @@ pub trait StellarTypeToBase64String {
 impl <T: XdrCodec> StellarTypeToBase64String for T {
     fn as_base64_encoded_string(&self) -> String {
         let xdr = self.to_base64_xdr();
-        String::from_utf8(xdr.clone()).unwrap_or(format!("{:?}", xdr))
+        // safe to use `unwrap`, since `to_base64_xdr()` will always return a valid vec of
+        String::from_utf8(xdr.clone()).unwrap()
     }
 }