// GENERATED — DO NOT EDIT

///|
/// [Upstream documentation](https://docs.gtk.org/gio/class.InputStream.html).
pub type InputStream

///|
pub(open) trait IInputStream {
  fn as_input_stream(Self) -> InputStream
  fn clear_pending(Self) -> Unit = _
  fn close(Self, &ICancellable?) -> Bool raise @glib.Error_ = _
  fn has_pending(Self) -> Bool = _
  fn is_closed(Self) -> Bool = _
  fn read_all_finish(Self, &IAsyncResult) -> (Bool, UInt64) raise @glib.Error_ = _
  fn read_bytes(Self, UInt64, &ICancellable?) -> Bytes raise @glib.Error_ = _
  fn read_finish(Self, &IAsyncResult) -> Int64 raise @glib.Error_ = _
  fn set_pending(Self) -> Bool raise @glib.Error_ = _
  fn skip(Self, UInt64, &ICancellable?) -> Int64 raise @glib.Error_ = _
  fn close_async(
    Self,
    Int,
    &ICancellable?,
    (Result[Bool, @glib.Error_]) -> Unit,
  ) -> Unit = _
  fn read_bytes_async(
    Self,
    UInt64,
    Int,
    &ICancellable?,
    (Result[Bytes, @glib.Error_]) -> Unit,
  ) -> Unit = _
  fn skip_async(
    Self,
    UInt64,
    Int,
    &ICancellable?,
    (Result[Int64, @glib.Error_]) -> Unit,
  ) -> Unit = _
}

///|
pub impl IInputStream for InputStream with fn as_input_stream(self) {
  self
}

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.clear_pending.html).
#borrow(self)
pub extern "c" fn InputStream::clear_pending(self : InputStream) = "moonbit_g_input_stream_clear_pending"

///|
#borrow(self_, cancellable, error)
extern "c" fn moonbit_g_input_stream_close(
  self_ : InputStream,
  cancellable : @glib.Nullable[Cancellable],
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Bool = "moonbit_g_input_stream_close"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.close.html).
pub fn InputStream::close(
  self : InputStream,
  cancellable : &ICancellable?,
) -> Bool raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let result = moonbit_g_input_stream_close(
    self,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    error_,
  )
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  result
}

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.has_pending.html).
#borrow(self)
pub extern "c" fn InputStream::has_pending(self : InputStream) -> Bool = "moonbit_g_input_stream_has_pending"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.is_closed.html).
#borrow(self)
pub extern "c" fn InputStream::is_closed(self : InputStream) -> Bool = "moonbit_g_input_stream_is_closed"

///|
#borrow(self_, result, bytes_read, error)
extern "c" fn moonbit_g_input_stream_read_all_finish(
  self_ : InputStream,
  result : AsyncResult,
  bytes_read : Ref[UInt64],
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Bool = "moonbit_g_input_stream_read_all_finish"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.read_all_finish.html).
pub fn InputStream::read_all_finish(
  self : InputStream,
  result : &IAsyncResult,
) -> (Bool, UInt64) raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let bytes_read = Ref(0UL)
  let result = moonbit_g_input_stream_read_all_finish(
    self,
    result.as_async_result(),
    bytes_read,
    error_,
  )
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  (result, bytes_read.val)
}

///|
#borrow(self_, cancellable, error)
extern "c" fn moonbit_g_input_stream_read_bytes(
  self_ : InputStream,
  count : UInt64,
  cancellable : @glib.Nullable[Cancellable],
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Bytes = "moonbit_g_input_stream_read_bytes"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.read_bytes.html).
pub fn InputStream::read_bytes(
  self : InputStream,
  count : UInt64,
  cancellable : &ICancellable?,
) -> Bytes raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let result = moonbit_g_input_stream_read_bytes(
    self,
    count,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    error_,
  )
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  result
}

///|
#borrow(self_, result, error)
extern "c" fn moonbit_g_input_stream_read_finish(
  self_ : InputStream,
  result : AsyncResult,
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Int64 = "moonbit_g_input_stream_read_finish"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.read_finish.html).
pub fn InputStream::read_finish(
  self : InputStream,
  result : &IAsyncResult,
) -> Int64 raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let result = moonbit_g_input_stream_read_finish(
    self,
    result.as_async_result(),
    error_,
  )
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  result
}

///|
#borrow(self_, error)
extern "c" fn moonbit_g_input_stream_set_pending(
  self_ : InputStream,
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Bool = "moonbit_g_input_stream_set_pending"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.set_pending.html).
pub fn InputStream::set_pending(self : InputStream) -> Bool raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let result = moonbit_g_input_stream_set_pending(self, error_)
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  result
}

///|
#borrow(self_, cancellable, error)
extern "c" fn moonbit_g_input_stream_skip(
  self_ : InputStream,
  count : UInt64,
  cancellable : @glib.Nullable[Cancellable],
  error : Ref[@glib.Nullable[@glib.Error_]],
) -> Int64 = "moonbit_g_input_stream_skip"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.skip.html).
pub fn InputStream::skip(
  self : InputStream,
  count : UInt64,
  cancellable : &ICancellable?,
) -> Int64 raise @glib.Error_ {
  let error_ : Ref[@glib.Nullable[@glib.Error_]] = Ref(@glib.Nullable::null())
  let result = moonbit_g_input_stream_skip(
    self,
    count,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    error_,
  )
  match error_.val.to_option() {
    Some(e) => raise e
    None => ()
  }
  result
}

///|
#borrow(self_, cancellable)
extern "c" fn g_input_stream_close_async(
  self_ : InputStream,
  io_priority : Int,
  cancellable : @glib.Nullable[Cancellable],
  function : FuncRef[
    (
      Bool,
      @glib.Nullable[@glib.Error_],
      (Bool, @glib.Nullable[@glib.Error_]) -> Unit,
    ) -> Unit,
  ],
  closure : (Bool, @glib.Nullable[@glib.Error_]) -> Unit,
) = "moonbit_g_input_stream_close_async"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.close_async.html).
pub fn InputStream::close_async(
  self : InputStream,
  io_priority : Int,
  cancellable : &ICancellable?,
  callback : (Result[Bool, @glib.Error_]) -> Unit,
) -> Unit {
  g_input_stream_close_async(
    self,
    io_priority,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    fn(result, error, f) { f(result, error) },
    fn(result, error) {
      match error.to_option() {
        Some(e) => callback(Err(e))
        None => callback(Ok(result))
      }
    },
  )
}

///|
#borrow(self_, cancellable)
extern "c" fn g_input_stream_read_bytes_async(
  self_ : InputStream,
  count : UInt64,
  io_priority : Int,
  cancellable : @glib.Nullable[Cancellable],
  function : FuncRef[
    (
      Bytes,
      @glib.Nullable[@glib.Error_],
      (Bytes, @glib.Nullable[@glib.Error_]) -> Unit,
    ) -> Unit,
  ],
  closure : (Bytes, @glib.Nullable[@glib.Error_]) -> Unit,
) = "moonbit_g_input_stream_read_bytes_async"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.read_bytes_async.html).
pub fn InputStream::read_bytes_async(
  self : InputStream,
  count : UInt64,
  io_priority : Int,
  cancellable : &ICancellable?,
  callback : (Result[Bytes, @glib.Error_]) -> Unit,
) -> Unit {
  g_input_stream_read_bytes_async(
    self,
    count,
    io_priority,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    fn(result, error, f) { f(result, error) },
    fn(result, error) {
      match error.to_option() {
        Some(e) => callback(Err(e))
        None => callback(Ok(result))
      }
    },
  )
}

///|
#borrow(self_, cancellable)
extern "c" fn g_input_stream_skip_async(
  self_ : InputStream,
  count : UInt64,
  io_priority : Int,
  cancellable : @glib.Nullable[Cancellable],
  function : FuncRef[
    (
      Int64,
      @glib.Nullable[@glib.Error_],
      (Int64, @glib.Nullable[@glib.Error_]) -> Unit,
    ) -> Unit,
  ],
  closure : (Int64, @glib.Nullable[@glib.Error_]) -> Unit,
) = "moonbit_g_input_stream_skip_async"

///|
/// [Upstream documentation](https://docs.gtk.org/gio/method.InputStream.skip_async.html).
pub fn InputStream::skip_async(
  self : InputStream,
  count : UInt64,
  io_priority : Int,
  cancellable : &ICancellable?,
  callback : (Result[Int64, @glib.Error_]) -> Unit,
) -> Unit {
  g_input_stream_skip_async(
    self,
    count,
    io_priority,
    match cancellable {
      Some(v) => @glib.Nullable::some(v.as_cancellable())
      None => @glib.Nullable::null()
    },
    fn(result, error, f) { f(result, error) },
    fn(result, error) {
      match error.to_option() {
        Some(e) => callback(Err(e))
        None => callback(Ok(result))
      }
    },
  )
}

///|
impl IInputStream with fn clear_pending(self) -> Unit {
  self.as_input_stream().clear_pending()
}

///|
impl IInputStream with fn close(self, cancellable) -> Bool raise @glib.Error_ {
  self.as_input_stream().close(cancellable)
}

///|
impl IInputStream with fn has_pending(self) -> Bool {
  self.as_input_stream().has_pending()
}

///|
impl IInputStream with fn is_closed(self) -> Bool {
  self.as_input_stream().is_closed()
}

///|
impl IInputStream with fn read_all_finish(self, result) -> (Bool, UInt64) raise @glib.Error_ {
  self.as_input_stream().read_all_finish(result)
}

///|
impl IInputStream with fn read_bytes(self, count, cancellable) -> Bytes raise @glib.Error_ {
  self.as_input_stream().read_bytes(count, cancellable)
}

///|
impl IInputStream with fn read_finish(self, result) -> Int64 raise @glib.Error_ {
  self.as_input_stream().read_finish(result)
}

///|
impl IInputStream with fn set_pending(self) -> Bool raise @glib.Error_ {
  self.as_input_stream().set_pending()
}

///|
impl IInputStream with fn skip(self, count, cancellable) -> Int64 raise @glib.Error_ {
  self.as_input_stream().skip(count, cancellable)
}

///|
impl IInputStream with fn close_async(self, io_priority, cancellable, callback) -> Unit {
  self.as_input_stream().close_async(io_priority, cancellable, callback)
}

///|
impl IInputStream with fn read_bytes_async(
  self,
  count,
  io_priority,
  cancellable,
  callback,
) -> Unit {
  self
  .as_input_stream()
  .read_bytes_async(count, io_priority, cancellable, callback)
}

///|
impl IInputStream with fn skip_async(
  self,
  count,
  io_priority,
  cancellable,
  callback,
) -> Unit {
  self.as_input_stream().skip_async(count, io_priority, cancellable, callback)
}

///|
pub fn InputStream::as_gobject_object(self : InputStream) -> @gobject.Object = "%identity"

///|
pub impl @gobject.IObject for InputStream with fn as_object(self) {
  self.as_gobject_object()
}