derive_more_preview 0.1.0

Adds #[derive(x)] macros for more traits
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#![cfg_attr(not(feature = "std"), no_std)]
#![allow(dead_code, unused_imports)]

#[cfg(not(feature = "std"))]
extern crate alloc;

#[cfg(not(feature = "std"))]
use alloc::vec::Vec;

use derive_more::Index;

#[derive(Index)]
struct MyVec(Vec<i32>);

#[derive(Index)]
struct Numbers {
    #[index]
    numbers: Vec<i32>,
    useless: bool,
}