vortex-array 0.68.0

Vortex in memory columnar data format
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: Copyright the Vortex contributors

//! Extension types.

use std::fmt;

pub mod datetime;
pub mod uuid;

#[cfg(test)]
mod tests;

/// An empty metadata struct for extension dtypes that do not require any metadata.
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct EmptyMetadata;
impl fmt::Display for EmptyMetadata {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "")
    }
}