auth-policy 0.0.2

Rust crate for evaluating authorization decisions against declarative policies
Documentation 
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use std::fmt;

#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Error {
    InvalidTarget(String),
    InvalidCondition(String),
    InvalidPolicy(String),
    MissingAttribute(String),
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            Error::InvalidTarget(msg) => write!(f, "invalid target: {msg}"),
            Error::InvalidCondition(msg) => write!(f, "invalid condition: {msg}"),
            Error::InvalidPolicy(msg) => write!(f, "invalid policy: {msg}"),
            Error::MissingAttribute(msg) => write!(f, "missing attribute: {msg}"),
        }
    }
}

impl std::error::Error for Error {}

pub type Result<T> = std::result::Result<T, Error>;