tauri-plugins-workspace/plugins/store/src/error.rs

// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

use serde::{Serialize, Serializer};

/// Alias for a [`Result`](std::result::Result) with the error type [`Error`].
pub type Result<T> = std::result::Result<T, Error>;

/// The error types.
#[derive(thiserror::Error, Debug)]
#[non_exhaustive]
pub enum Error {
    /// The store contents could not be serialized by the configured [`SerializeFn`](crate::SerializeFn).
    #[error("Failed to serialize store. {0}")]
    Serialize(Box<dyn std::error::Error + Send + Sync>),
    /// The store contents could not be deserialized by the configured [`DeserializeFn`](crate::DeserializeFn).
    #[error("Failed to deserialize store. {0}")]
    Deserialize(Box<dyn std::error::Error + Send + Sync>),
    /// JSON error.
    #[error(transparent)]
    Json(#[from] serde_json::Error),
    /// IO error.
    #[error(transparent)]
    Io(#[from] std::io::Error),
    // /// Store already exists
    // #[error("Store at \"{0}\" already exists")]
    // AlreadyExists(PathBuf),
    /// Serialize function not found
    #[error("Serialize Function \"{0}\" not found")]
    SerializeFunctionNotFound(String),
    /// Deserialize function not found
    #[error("Deserialize Function \"{0}\" not found")]
    DeserializeFunctionNotFound(String),
    /// Some Tauri API failed
    #[error(transparent)]
    Tauri(#[from] tauri::Error),
}

impl Serialize for Error {
    fn serialize<S>(&self, serializer: S) -> std::result::Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        serializer.serialize_str(self.to_string().as_ref())
    }
}