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// This file is part of Gear.

// Copyright (C) 2022-2024 Gear Technologies Inc.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

use std::path::PathBuf;
use thiserror::Error;

/// Errors than can occur when building.
#[derive(Error, Debug)]
pub enum BuilderError {
    #[error("invalid manifest path `{0}`")]
    ManifestPathInvalid(PathBuf),

    #[error("please add \"rlib\" to [lib.crate-type]")]
    CrateTypeInvalid,

    #[error("cargo command run failed: {0}")]
    CargoRunFailed(String),

    #[error("unable to find the root package in cargo metadata")]
    RootPackageNotFound,

    #[error("cargo toolchain is invalid `{0}`")]
    CargoToolchainInvalid(String),

    #[error(
        "recommended toolchain `{0}` not found, install it using the command:\n\
        rustup toolchain install {0} --component llvm-tools --target wasm32-unknown-unknown\n\n\
        after installation, do not forget to set `channel = \"{0}\"` in `rust-toolchain.toml` file"
    )]
    RecommendedToolchainNotFound(String),
}