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#[derive(Debug, Clone)] pub enum Error { UnknownError, DictionaryNotFound, SolitaireNotFound, NoneError, IOError(String), ParseError(String), } pub type Result<T> = std::result::Result<T, Error>; impl From<csv::Error> for Error { fn from(e: csv::Error) -> Self { use csv::ErrorKind::*; match e.kind() { Io(_) => Self::IOError(format!("{}", e)), _ => Self::ParseError(format!("{}", e)), } } } impl From<std::option::NoneError> for Error { fn from(_: std::option::NoneError) -> Self { Self::NoneError } }