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explorer

0.8.1
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Series (one-dimensional) and dataframes (two-dimensional) for fast data exploration in Elixir

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explorer native explorer src error.rs
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native/explorer/src/error.rs 

use rustler::{Encoder, Env, Term};

use std::io;

use thiserror::Error;



// Defines the atoms for each value of ExplorerError.

rustler::atoms! {

    io,

    utf8,

    polars,

    internal,

    other,

    try_from_int,

    parquet,

    unknown

}



#[derive(Error, Debug)]

pub enum ExplorerError {

    #[error("IO Error: {0}")]

    Io(#[from] io::Error),

    #[error("Utf8 Conversion Error: {0}")]

    Utf8(#[from] std::string::FromUtf8Error),

    #[error("Polars Error: {0}")]

    Polars(#[from] polars::prelude::PolarsError),

    #[error("Internal Error: {0}")]

    Internal(String),

    #[error("Generic Error: {0}")]

    Other(String),

    #[error(transparent)]

    TryFromInt(#[from] std::num::TryFromIntError),

    #[error(transparent)]

    Unknown(#[from] anyhow::Error),

}



impl Encoder for ExplorerError {

    fn encode<'b>(&self, env: Env<'b>) -> Term<'b> {

        format!("{self}").encode(env)

    }

}