paper-cache 1.11.12

An in-memory cache with dynamic eviction policies.
Documentation 
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/*
 * Copyright (c) Kia Shakiba
 *
 * This source code is licensed under the GNU AGPLv3 license found in the
 * LICENSE file in the root directory of this source tree.
 */

use thiserror::Error;

#[derive(Debug, PartialEq, Error)]
pub enum CacheError {
	#[error("internal error")]
	Internal,

	#[error("the key was not found in the cache")]
	KeyNotFound,

	#[error("the value size cannot be zero")]
	ZeroValueSize,

	#[error("the value size cannot exceed the cache size")]
	ExceedingValueSize,

	#[error("the cache size cannot be zero")]
	ZeroCacheSize,

	#[error("must configure at least one eviction policy")]
	EmptyPolicies,

	#[error("cannot configure auto eviction policy")]
	ConfiguredAutoPolicy,

	#[error("cannot configure duplicate eviction policies")]
	DuplicatePolicies,

	#[error("unconfigured policy")]
	UnconfiguredPolicy,

	#[error("invalid policy")]
	InvalidPolicy,
}