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//! Elliptic curve error types (opaque) use core::fmt::{self, Display}; /// Elliptic curve errors #[derive(Copy, Clone, Debug)] pub struct Error; impl Display for Error { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { f.write_str("crypto error") } } #[cfg(feature = "std")] impl std::error::Error for Error {}