use traits::{FromPointerReader, FromPointerBuilder, ListIter, IndexMove};
use private::layout::{ListReader, ListBuilder, PointerReader, PointerBuilder, Pointer};
use Result;
#[derive(Clone, Copy)]
pub struct Owned<T> where T: for<'a> ::traits::Owned<'a> {
marker: ::std::marker::PhantomData<<T as ::traits::Owned<'static>>::Reader>,
}
impl<'a, T> ::traits::Owned<'a> for Owned<T> where T: for<'b> ::traits::Owned<'b> {
type Reader = Reader<'a, T>;
type Builder = Builder<'a, T>;
}
pub struct Reader<'a, T> where T: for<'b> ::traits::Owned<'b> {
marker: ::std::marker::PhantomData<<T as ::traits::Owned<'a>>::Reader>,
reader: ListReader<'a>
}
impl <'a, T> Reader<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn new<'b>(reader : ListReader<'b>) -> Reader<'b, T> {
Reader::<'b, T> { reader : reader, marker : ::std::marker::PhantomData }
}
pub fn len(&self) -> u32 { self.reader.len() }
pub fn iter(self) -> ListIter<Reader<'a, T>, Result<<T as ::traits::Owned<'a>>::Reader>> {
ListIter::new(self, self.len())
}
}
impl <'a, T> Clone for Reader<'a, T> where T: for<'b> ::traits::Owned<'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::Owned<'b> {}
impl <'a, T> IndexMove<u32, Result<<T as ::traits::Owned<'a>>::Reader>> for Reader<'a, T>
where T: for<'b> ::traits::Owned<'b> {
fn index_move(&self, index : u32) -> Result<<T as ::traits::Owned<'a>>::Reader> {
self.get(index)
}
}
impl <'a, T> FromPointerReader<'a> for Reader<'a, T> where T: for<'b> ::traits::Owned<'b> {
fn get_from_pointer(reader : &PointerReader<'a>) -> Result<Reader<'a, T>> {
Ok(Reader { reader : try!(reader.get_list(Pointer, ::std::ptr::null())),
marker : ::std::marker::PhantomData })
}
}
impl <'a, T> Reader<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn get(self, index: u32) -> Result<<T as ::traits::Owned<'a>>::Reader> {
assert!(index < self.len());
FromPointerReader::get_from_pointer(&self.reader.get_pointer_element(index))
}
}
pub struct Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
marker : ::std::marker::PhantomData<T>,
builder : ListBuilder<'a>
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn new(builder: ListBuilder<'a>) -> Builder<'a, T> {
Builder { builder : builder, marker : ::std::marker::PhantomData }
}
pub fn len(&self) -> u32 { self.builder.len() }
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn init(self, index: u32, size: u32) -> <T as ::traits::Owned<'a>>::Builder {
FromPointerBuilder::init_pointer(self.builder.get_pointer_element(index), size)
}
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn borrow<'b>(&'b mut self) -> Builder<'b, T> {
Builder {builder : self.builder, marker : ::std::marker::PhantomData}
}
}
impl <'a, T> FromPointerBuilder<'a> for Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
fn init_pointer(builder : PointerBuilder<'a>, size : u32) -> Builder<'a, T> {
Builder {
marker : ::std::marker::PhantomData,
builder : builder.init_list(Pointer, size)
}
}
fn get_from_pointer(builder : PointerBuilder<'a>) -> Result<Builder<'a, T>> {
Ok(Builder {
marker : ::std::marker::PhantomData,
builder : try!(builder.get_list(Pointer, ::std::ptr::null()))
})
}
}
impl <'a, T> Builder<'a, T> where T: for<'b> ::traits::Owned<'b> {
pub fn get(self, index : u32) -> Result<<T as ::traits::Owned<'a>>::Builder> {
assert!(index < self.len());
FromPointerBuilder::get_from_pointer(self.builder.get_pointer_element(index))
}
}
impl <'a, T> ::traits::SetPointerBuilder<Builder<'a, T>> for Reader<'a, T>
where T: for<'b> ::traits::Owned<'b>
{
fn set_pointer_builder<'b>(pointer : ::private::layout::PointerBuilder<'b>,
value : Reader<'a, T>) -> Result<()> {
pointer.set_list(&value.reader)
}
}