use std::marker::PhantomData;
use private::layout::{ListReader, ListBuilder, PointerReader, PointerBuilder, InlineComposite};
use traits::{FromPointerReader, FromPointerReaderRefDefault,
FromPointerBuilder, FromPointerBuilderRefDefault,
FromStructBuilder, FromStructReader, HasStructSize,
IndexMove, ListIter};
use Result;
#[derive(Copy, Clone)]
pub struct Owned<T> where T: for<'a> ::traits::OwnedStruct<'a> {
marker: PhantomData<T>,
}
impl<'a, T> ::traits::Owned<'a> for Owned<T> where T: for<'b> ::traits::OwnedStruct<'b> {
type Reader = Reader<'a, T>;
type Builder = Builder<'a, T>;
}
pub struct Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
marker: PhantomData<T>,
reader: ListReader<'a>
}
impl <'a, T> Clone for Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn clone(&self) -> Reader<'a, T> {
Reader { marker : self.marker, reader : self.reader }
}
}
impl <'a, T> Copy for Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {}
impl <'a, T> Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn new<'b>(reader : ListReader<'b>) -> Reader<'b, T> {
Reader::<'b, T> { reader : reader, marker : PhantomData }
}
pub fn len(&self) -> u32 { self.reader.len() }
pub fn iter(self) -> ListIter<Reader<'a, T>, <T as ::traits::OwnedStruct<'a>>::Reader> {
ListIter::new(self, self.len())
}
}
impl <'a, T> Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn reborrow<'b>(&'b self) -> Reader<'b, T> {
Reader { reader: self.reader, marker: PhantomData }
}
}
impl <'a, T> FromPointerReader<'a> for Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn get_from_pointer(reader: &PointerReader<'a>) -> Result<Reader<'a, T>> {
Ok(Reader { reader: reader.get_list(InlineComposite, ::std::ptr::null())?,
marker: PhantomData })
}
}
impl <'a, T> FromPointerReaderRefDefault<'a> for Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn get_from_pointer(reader: &PointerReader<'a>, default: *const ::Word) -> Result<Reader<'a, T>> {
Ok(Reader { reader: reader.get_list(InlineComposite, default)?,
marker: PhantomData })
}
}
impl <'a, T> IndexMove<u32, <T as ::traits::OwnedStruct<'a>>::Reader> for Reader<'a, T>
where T: for<'b> ::traits::OwnedStruct<'b> {
fn index_move(&self, index: u32) -> <T as ::traits::OwnedStruct<'a>>::Reader {
self.get(index)
}
}
impl <'a, T> Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn get(self, index: u32) -> <T as ::traits::OwnedStruct<'a>>::Reader {
assert!(index < self.len());
FromStructReader::new(self.reader.get_struct_element(index))
}
}
impl <'a, T> ::traits::IntoInternalListReader<'a> for Reader<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn into_internal_list_reader(self) -> ListReader<'a> {
self.reader
}
}
pub struct Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
marker: PhantomData<T>,
builder: ListBuilder<'a>
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn new(builder : ListBuilder<'a>) -> Builder<'a, T> {
Builder { builder: builder, marker: PhantomData }
}
pub fn len(&self) -> u32 { self.builder.len() }
#[deprecated(since="0.9.2", note="use into_reader()")]
pub fn as_reader(self) -> Reader<'a, T> {
self.into_reader()
}
pub fn into_reader(self) -> Reader<'a, T> {
Reader {
marker: PhantomData,
reader: self.builder.into_reader(),
}
}
pub fn set_with_caveats<'b>(&self, index: u32, value: <T as ::traits::OwnedStruct<'b>>::Reader)
-> Result<()>
where <T as ::traits::OwnedStruct<'b>>::Reader : ::traits::IntoInternalStructReader<'b>
{
use ::traits::IntoInternalStructReader;
self.builder.get_struct_element(index).copy_content_from(&value.into_internal_struct_reader())
}
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn reborrow<'b>(&'b mut self) -> Builder<'b, T> {
Builder { builder: self.builder, marker: PhantomData }
}
}
impl <'a, T> FromPointerBuilder<'a> for Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn init_pointer(builder: PointerBuilder<'a>, size: u32) -> Builder<'a, T> {
Builder {
marker: PhantomData,
builder: builder.init_struct_list(
size,
<<T as ::traits::OwnedStruct>::Builder as HasStructSize>::struct_size())
}
}
fn get_from_pointer(builder: PointerBuilder<'a>) -> Result<Builder<'a, T>> {
Ok(Builder {
marker: PhantomData,
builder:
builder.get_struct_list(<<T as ::traits::OwnedStruct>::Builder as HasStructSize>::struct_size(),
::std::ptr::null())?
})
}
}
impl <'a, T> FromPointerBuilderRefDefault<'a> for Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
fn get_from_pointer(builder: PointerBuilder<'a>, default: *const ::Word) -> Result<Builder<'a, T>> {
Ok(Builder {
marker: PhantomData,
builder:
builder.get_struct_list(<<T as ::traits::OwnedStruct>::Builder as HasStructSize>::struct_size(),
default)?
})
}
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::OwnedStruct<'b> {
pub fn get(self, index: u32) -> <T as ::traits::OwnedStruct<'a>>::Builder {
assert!(index < self.len());
FromStructBuilder::new(self.builder.get_struct_element(index))
}
}
impl <'a, T> ::traits::SetPointerBuilder<Builder<'a, T>> for Reader<'a, T>
where T: for<'b> ::traits::OwnedStruct<'b>
{
fn set_pointer_builder<'b>(pointer: ::private::layout::PointerBuilder<'b>,
value: Reader<'a, T>,
canonicalize: bool) -> Result<()> {
pointer.set_list(&value.reader, canonicalize)
}
}
impl <'a, T> ::std::iter::IntoIterator for Reader<'a, T>
where T: for<'b> ::traits::OwnedStruct<'b>
{
type Item = <T as ::traits::OwnedStruct<'a>>::Reader;
type IntoIter = ListIter<Reader<'a, T>, Self::Item>;
fn into_iter(self) -> Self::IntoIter {
self.iter()
}
}