src/power/power-manager/src/error.rs

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#[derive(thiserror::Error, Debug)]
pub enum PowerManagerError {
    #[error("Error: {}", .0)]
    GenericError(anyhow::Error),

    #[error("Operation not supported")]
    Unsupported,

    #[error("Invalid argument")]
    InvalidArgument(String),

    #[error("Out of space")]
    OutOfSpace(String),

    #[error("Busy")]
    Busy(String),
}

impl From<anyhow::Error> for PowerManagerError {
    fn from(e: anyhow::Error) -> Self {
        PowerManagerError::GenericError(e)
    }
}