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#!/usr/bin/env bash
gen_impl() {
local len=$1
cat <<-END
impl<T: Default> Array for [T; $len] {
type Item = T;
const CAPACITY: usize = $len;
#[inline(always)]
#[must_use]
fn as_slice(&self) -> &[T] {
&*self
}
#[inline(always)]
#[must_use]
fn as_slice_mut(&mut self) -> &mut [T] {
&mut *self
}
#[inline(always)]
fn default() -> Self {
[
$(for ((i = 0; i < $len; i += 6))
do
echo -n ' '
for ((j = 0; j < 6 && j + i < $len; j++))
do
echo -n ' T::default(),'
done
echo
done)
]
}
}
END
}
cat <<-END
// Generated file, to regenerate run
// ./gen-array-impls.sh > src/array/generated_impl.rs
// from the repo root
use super::Array;
$(for ((i = 0; i <= 33; i++)); do gen_impl $i; done)
$(for ((i = 64; i <= 4096; i *= 2)); do gen_impl $i; done)
END
# vim: noet
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