From 67da851f32fed43b364e534ccb729c9fc7f20e05 Mon Sep 17 00:00:00 2001
From: onur-ozkan <work@onurozkan.dev>
Date: Tue, 10 Dec 2024 12:58:21 +0300
Subject: [PATCH] don't rely on core

Signed-off-by: onur-ozkan <work@onurozkan.dev>
---
 mm2src/mm2_bitcoin/rpc/src/lib.rs            | 1 -
 mm2src/mm2_bitcoin/rpc/src/v1/types/bytes.rs | 4 ++--
 mm2src/mm2_bitcoin/rpc/src/v1/types/hash.rs  | 4 ++--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/mm2src/mm2_bitcoin/rpc/src/lib.rs b/mm2src/mm2_bitcoin/rpc/src/lib.rs
index d901dbdb22..70efe15dc7 100644
--- a/mm2src/mm2_bitcoin/rpc/src/lib.rs
+++ b/mm2src/mm2_bitcoin/rpc/src/lib.rs
@@ -1,4 +1,3 @@
-extern crate core;
 #[cfg(test)] extern crate lazy_static;
 extern crate log;
 extern crate rustc_hex as hex;
diff --git a/mm2src/mm2_bitcoin/rpc/src/v1/types/bytes.rs b/mm2src/mm2_bitcoin/rpc/src/v1/types/bytes.rs
index 9ff3d3e36e..5368985a08 100644
--- a/mm2src/mm2_bitcoin/rpc/src/v1/types/bytes.rs
+++ b/mm2src/mm2_bitcoin/rpc/src/v1/types/bytes.rs
@@ -85,8 +85,8 @@ impl ops::Deref for Bytes {
     fn deref(&self) -> &Self::Target { &self.0 }
 }
 
-impl ::core::fmt::LowerHex for Bytes {
-    fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
+impl ::std::fmt::LowerHex for Bytes {
+    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
         for i in &self.0[..] {
             write!(f, "{:02x}", i)?;
         }
diff --git a/mm2src/mm2_bitcoin/rpc/src/v1/types/hash.rs b/mm2src/mm2_bitcoin/rpc/src/v1/types/hash.rs
index 1911d11781..00ecf4f52f 100644
--- a/mm2src/mm2_bitcoin/rpc/src/v1/types/hash.rs
+++ b/mm2src/mm2_bitcoin/rpc/src/v1/types/hash.rs
@@ -147,8 +147,8 @@ macro_rules! impl_hash {
             }
         }
 
-        impl ::core::fmt::LowerHex for $name {
-            fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
+        impl ::std::fmt::LowerHex for $name {
+            fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
                 for i in &self.0[..] {
                     write!(f, "{:02x}", i)?;
                 }