Use core replacements for std members

[rust-lightning] / lightning / src / util / errors.rs

diff --git a/lightning/src/util/errors.rs b/lightning/src/util/errors.rs
index 1b29916e0f56b5e700032ebdff470253eb48f30b..b47e134efab29524c220c7781bb2d610d72dbf2e 100644 (file)
--- a/lightning/src/util/errors.rs
+++ b/lightning/src/util/errors.rs
@@ -1,15 +1,25 @@
+// This file is Copyright its original authors, visible in version control
+// history.
+//
+// This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
+// or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
+// You may not use this file except in accordance with one or both of these
+// licenses.
+
 //! Error types live here.
 
-use std::fmt;
+use core::fmt;
 
 /// Indicates an error on the client's part (usually some variant of attempting to use too-low or
 /// too-high values)
+#[derive(Clone)]
 pub enum APIError {
        /// Indicates the API was wholly misused (see err for more). Cases where these can be returned
        /// are documented, but generally indicates some precondition of a function was violated.
        APIMisuseError {
                /// A human-readable error message
-               err: &'static str
+               err: String
        },
        /// Due to a high feerate, we were unable to complete the request.
        /// For example, this may be returned if the feerate implies we cannot open a channel at the
@@ -31,9 +41,9 @@ pub enum APIError {
        /// peer, channel at capacity, channel shutting down, etc.
        ChannelUnavailable {
                /// A human-readable error message
-               err: &'static str
+               err: String
        },
-       /// An attempt to call add/update_monitor returned an Err (ie you did this!), causing the
+       /// An attempt to call watch/update_channel returned an Err (ie you did this!), causing the
        /// attempted action to fail.
        MonitorUpdateFailed,
 }