use thiserror::Error;
#[derive(Error, Debug)]
pub enum FlattenError {
#[error("源文件夹不存在 | Source directory does not exist: {0}")]
SourceNotFound(String),
#[error("源路径不是文件夹 | Source path is not a directory: {0}")]
SourceNotDirectory(String),
#[error("目标文件夹不能在源文件夹内部 | Target directory cannot be inside source directory")]
TargetInsideSource,
#[error("无法创建目标文件夹 | Failed to create target directory: {0}")]
CreateTargetDirFailed(String),
#[error("无法删除已存在的目标文件 | Failed to remove existing target file: {0}")]
RemoveExistingFileFailed(String),
#[error("移动文件失败 | Failed to move file: {0} -> {1}")]
MoveFileFailed(String, String),
#[error("复制文件失败 | Failed to copy file: {0} -> {1}")]
CopyFileFailed(String, String),
#[error("IO 错误 | IO error: {0}")]
IoError(#[from] std::io::Error),
}
pub type Result<T> = std::result::Result<T, FlattenError>;