#[cfg(feature = "std")]
pub use std::{
cmp::Ordering,
fmt,
marker::PhantomData,
mem,
ops::{Add, AddAssign, Range, Sub, SubAssign},
str,
};
#[cfg(not(feature = "std"))]
pub use core::{
cmp::Ordering,
fmt,
marker::PhantomData,
mem,
ops::{Add, AddAssign, Range, Sub, SubAssign},
str,
};
pub const EOF_CHAR: char = '\0';