use crate::private::layout::{ListBuilder, ListReader, Pointer, PointerBuilder, PointerReader};
use crate::traits::{FromPointerBuilder, FromPointerReader, IndexMove, ListIter, SetterInput};
use crate::Result;
#[derive(Copy, Clone)]
pub struct Owned;
impl crate::traits::Owned for Owned {
type Reader<'a> = Reader<'a>;
type Builder<'a> = Builder<'a>;
}
impl crate::introspect::Introspect for Owned {
fn introspect() -> crate::introspect::Type {
crate::introspect::Type::list_of(crate::introspect::TypeVariant::Text.into())
}
}
#[derive(Clone, Copy)]
pub struct Reader<'a> {
reader: ListReader<'a>,
}
impl<'a> Reader<'a> {
pub fn new<'b>(reader: ListReader<'b>) -> Reader<'b> {
Reader::<'b> { reader }
}
pub fn len(&self) -> u32 {
self.reader.len()
}
pub fn is_empty(&self) -> bool {
self.len() == 0
}
pub fn iter(self) -> ListIter<Reader<'a>, Result<crate::text::Reader<'a>>> {
let l = self.len();
ListIter::new(self, l)
}
pub fn reborrow(&self) -> Reader {
Reader {
reader: self.reader,
}
}
}
impl<'a> FromPointerReader<'a> for Reader<'a> {
fn get_from_pointer(
reader: &PointerReader<'a>,
default: Option<&'a [crate::Word]>,
) -> Result<Reader<'a>> {
Ok(Reader {
reader: reader.get_list(Pointer, default)?,
})
}
}
impl<'a> IndexMove<u32, Result<crate::text::Reader<'a>>> for Reader<'a> {
fn index_move(&self, index: u32) -> Result<crate::text::Reader<'a>> {
self.get(index)
}
}
impl<'a> Reader<'a> {
pub fn get(self, index: u32) -> Result<crate::text::Reader<'a>> {
assert!(index < self.len());
self.reader.get_pointer_element(index).get_text(None)
}
pub fn try_get(self, index: u32) -> Option<Result<crate::text::Reader<'a>>> {
if index < self.len() {
Some(self.reader.get_pointer_element(index).get_text(None))
} else {
None
}
}
}
impl<'a> crate::traits::IntoInternalListReader<'a> for Reader<'a> {
fn into_internal_list_reader(self) -> ListReader<'a> {
self.reader
}
}
pub struct Builder<'a> {
builder: ListBuilder<'a>,
}
impl<'a> Builder<'a> {
pub fn new(builder: ListBuilder<'a>) -> Builder<'a> {
Builder { builder }
}
pub fn len(&self) -> u32 {
self.builder.len()
}
pub fn is_empty(&self) -> bool {
self.len() == 0
}
#[inline]
pub fn set(&mut self, index: u32, value: impl SetterInput<crate::text::Owned>) {
assert!(index < self.len());
SetterInput::set_pointer_builder(
self.builder.reborrow().get_pointer_element(index),
value,
false,
)
.unwrap()
}
pub fn into_reader(self) -> Reader<'a> {
Reader {
reader: self.builder.into_reader(),
}
}
pub fn reborrow<'b>(&'b mut self) -> Builder<'b> {
Builder::<'b> {
builder: self.builder.reborrow(),
}
}
}
impl<'a> FromPointerBuilder<'a> for Builder<'a> {
fn init_pointer(builder: PointerBuilder<'a>, size: u32) -> Builder<'a> {
Builder {
builder: builder.init_list(Pointer, size),
}
}
fn get_from_pointer(
builder: PointerBuilder<'a>,
default: Option<&'a [crate::Word]>,
) -> Result<Builder<'a>> {
Ok(Builder {
builder: builder.get_list(Pointer, default)?,
})
}
}
impl<'a> Builder<'a> {
pub fn get(self, index: u32) -> Result<crate::text::Builder<'a>> {
assert!(index < self.len());
self.builder.get_pointer_element(index).get_text(None)
}
pub fn try_get(self, index: u32) -> Option<Result<crate::text::Builder<'a>>> {
if index < self.len() {
Some(self.builder.get_pointer_element(index).get_text(None))
} else {
None
}
}
}
impl<'a> crate::traits::SetterInput<Owned> for Reader<'a> {
#[inline]
fn set_pointer_builder<'b>(
mut pointer: crate::private::layout::PointerBuilder<'b>,
value: Reader<'a>,
canonicalize: bool,
) -> Result<()> {
pointer.set_list(&value.reader, canonicalize)
}
}
impl<'a, T: AsRef<str>> crate::traits::SetterInput<Owned> for &'a [T] {
#[inline]
fn set_pointer_builder<'b>(
pointer: PointerBuilder<'b>,
value: &'a [T],
_canonicalize: bool,
) -> Result<()> {
let mut builder = pointer.init_list(
crate::private::layout::ElementSize::Pointer,
value.len() as u32,
);
for (idx, v) in value.iter().enumerate() {
builder
.reborrow()
.get_pointer_element(idx as u32)
.set_text(v.as_ref().into());
}
Ok(())
}
}
impl<'a, T: AsRef<str>, const N: usize> crate::traits::SetterInput<Owned> for &'a [T; N] {
#[inline]
fn set_pointer_builder<'b>(
pointer: PointerBuilder<'b>,
value: &'a [T; N],
canonicalize: bool,
) -> Result<()> {
crate::traits::SetterInput::set_pointer_builder(pointer, &value[..], canonicalize)
}
}
impl<'a> ::core::iter::IntoIterator for Reader<'a> {
type Item = Result<crate::text::Reader<'a>>;
type IntoIter = ListIter<Reader<'a>, Self::Item>;
fn into_iter(self) -> Self::IntoIter {
self.iter()
}
}
impl<'a> From<Reader<'a>> for crate::dynamic_value::Reader<'a> {
fn from(t: Reader<'a>) -> crate::dynamic_value::Reader<'a> {
crate::dynamic_value::Reader::List(crate::dynamic_list::Reader {
reader: t.reader,
element_type: crate::introspect::TypeVariant::Text.into(),
})
}
}
impl<'a> From<Builder<'a>> for crate::dynamic_value::Builder<'a> {
fn from(t: Builder<'a>) -> crate::dynamic_value::Builder<'a> {
crate::dynamic_value::Builder::List(crate::dynamic_list::Builder {
builder: t.builder,
element_type: crate::introspect::TypeVariant::Text.into(),
})
}
}
impl<'a> core::fmt::Debug for Reader<'a> {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
core::fmt::Debug::fmt(
&::core::convert::Into::<crate::dynamic_value::Reader<'_>>::into(*self),
f,
)
}
}