Annotate thiserror for sp_core::crypto::SecretStringError (paritytech…

…#13144)

primitives/core/src/crypto.rs

@@ -84,20 +84,27 @@ impl<S, T: UncheckedFrom<S>> UncheckedInto<T> for S {
 }
 
 /// An error with the interpretation of a secret.
+#[cfg_attr(feature = "std", derive(thiserror::Error))]
 #[derive(Debug, Clone, PartialEq, Eq)]
 #[cfg(feature = "full_crypto")]
 pub enum SecretStringError {
  /// The overall format was invalid (e.g. the seed phrase contained symbols).
+ #[cfg_attr(feature = "std", error("Invalid format"))]
  InvalidFormat,
  /// The seed phrase provided is not a valid BIP39 phrase.
+ #[cfg_attr(feature = "std", error("Invalid phrase"))]
  InvalidPhrase,
  /// The supplied password was invalid.
+ #[cfg_attr(feature = "std", error("Invalid password"))]
  InvalidPassword,
  /// The seed is invalid (bad content).
+ #[cfg_attr(feature = "std", error("Invalid seed"))]
  InvalidSeed,
  /// The seed has an invalid length.
+ #[cfg_attr(feature = "std", error("Invalid seed length"))]
  InvalidSeedLength,
  /// The derivation path was invalid (e.g. contains soft junctions when they are not supported).
+ #[cfg_attr(feature = "std", error("Invalid path"))]
  InvalidPath,
 }