ion-rs 1.0.0

Implementation of Amazon Ion
Documentation 
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use std::borrow::Cow;
use thiserror::Error;

/// Indicates that the user has performed an operation that was not legal in the application's
/// current state.
#[derive(Clone, Debug, Error, PartialEq)]
#[error("the user has performed an operation that is not legal in the current state: {operation}")]
pub struct IllegalOperation {
    operation: Cow<'static, str>,
}

impl IllegalOperation {
    pub(crate) fn new(description: impl Into<Cow<'static, str>>) -> Self {
        IllegalOperation {
            operation: description.into(),
        }
    }

    pub fn operation(&self) -> &str {
        self.operation.as_ref()
    }
}