use crate::json::{drop, Value};
use alloc::vec::Vec;
use core::iter::FromIterator;
use core::mem::ManuallyDrop;
use core::ops::{Deref, DerefMut};
use core::ptr;
#[derive(Clone, Debug, Default)]
pub struct Array {
inner: Vec<Value>,
}
impl Drop for Array {
fn drop(&mut self) {
self.inner.drain(..).for_each(drop::safely);
}
}
fn take(array: Array) -> Vec<Value> {
let array = ManuallyDrop::new(array);
unsafe { ptr::read(&array.inner) }
}
impl Array {
pub fn new() -> Self {
Array { inner: Vec::new() }
}
}
impl Deref for Array {
type Target = Vec<Value>;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl DerefMut for Array {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.inner
}
}
impl IntoIterator for Array {
type Item = Value;
type IntoIter = <Vec<Value> as IntoIterator>::IntoIter;
fn into_iter(self) -> Self::IntoIter {
take(self).into_iter()
}
}
impl<'a> IntoIterator for &'a Array {
type Item = &'a Value;
type IntoIter = <&'a Vec<Value> as IntoIterator>::IntoIter;
fn into_iter(self) -> Self::IntoIter {
self.iter()
}
}
impl<'a> IntoIterator for &'a mut Array {
type Item = &'a mut Value;
type IntoIter = <&'a mut Vec<Value> as IntoIterator>::IntoIter;
fn into_iter(self) -> Self::IntoIter {
self.iter_mut()
}
}
impl FromIterator<Value> for Array {
fn from_iter<I>(iter: I) -> Self
where
I: IntoIterator<Item = Value>,
{
Array {
inner: Vec::from_iter(iter),
}
}
}