aws-sdk-chime 0.9.0

// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
/// Paginator for [`ListAccounts`](crate::operation::ListAccounts)
pub struct ListAccountsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_accounts_input::Builder,
}

impl ListAccountsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_accounts_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListAccountsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListAccountsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_accounts_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListAppInstanceAdmins`](crate::operation::ListAppInstanceAdmins)
pub struct ListAppInstanceAdminsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_app_instance_admins_input::Builder,
}

impl ListAppInstanceAdminsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_app_instance_admins_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListAppInstanceAdminsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListAppInstanceAdminsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_app_instance_admins_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListAppInstances`](crate::operation::ListAppInstances)
pub struct ListAppInstancesPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_app_instances_input::Builder,
}

impl ListAppInstancesPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_app_instances_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListAppInstancesOutput,
            aws_smithy_http::result::SdkError<crate::error::ListAppInstancesError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_app_instances_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListAppInstanceUsers`](crate::operation::ListAppInstanceUsers)
pub struct ListAppInstanceUsersPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_app_instance_users_input::Builder,
}

impl ListAppInstanceUsersPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_app_instance_users_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListAppInstanceUsersOutput,
            aws_smithy_http::result::SdkError<crate::error::ListAppInstanceUsersError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_app_instance_users_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListAttendees`](crate::operation::ListAttendees)
pub struct ListAttendeesPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_attendees_input::Builder,
}

impl ListAttendeesPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_attendees_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListAttendeesOutput,
            aws_smithy_http::result::SdkError<crate::error::ListAttendeesError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_attendees_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListBots`](crate::operation::ListBots)
pub struct ListBotsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_bots_input::Builder,
}

impl ListBotsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_bots_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListBotsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListBotsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_bots_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelBans`](crate::operation::ListChannelBans)
pub struct ListChannelBansPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channel_bans_input::Builder,
}

impl ListChannelBansPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channel_bans_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelBansOutput,
            aws_smithy_http::result::SdkError<crate::error::ListChannelBansError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channel_bans_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelMemberships`](crate::operation::ListChannelMemberships)
pub struct ListChannelMembershipsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channel_memberships_input::Builder,
}

impl ListChannelMembershipsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channel_memberships_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelMembershipsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListChannelMembershipsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channel_memberships_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelMembershipsForAppInstanceUser`](crate::operation::ListChannelMembershipsForAppInstanceUser)
pub struct ListChannelMembershipsForAppInstanceUserPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channel_memberships_for_app_instance_user_input::Builder,
}

impl ListChannelMembershipsForAppInstanceUserPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channel_memberships_for_app_instance_user_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelMembershipsForAppInstanceUserOutput,
            aws_smithy_http::result::SdkError<
                crate::error::ListChannelMembershipsForAppInstanceUserError,
            >,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channel_memberships_for_app_instance_user_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelMessages`](crate::operation::ListChannelMessages)
pub struct ListChannelMessagesPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channel_messages_input::Builder,
}

impl ListChannelMessagesPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channel_messages_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelMessagesOutput,
            aws_smithy_http::result::SdkError<crate::error::ListChannelMessagesError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channel_messages_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelModerators`](crate::operation::ListChannelModerators)
pub struct ListChannelModeratorsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channel_moderators_input::Builder,
}

impl ListChannelModeratorsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channel_moderators_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelModeratorsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListChannelModeratorsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channel_moderators_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannels`](crate::operation::ListChannels)
pub struct ListChannelsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channels_input::Builder,
}

impl ListChannelsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channels_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListChannelsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channels_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListChannelsModeratedByAppInstanceUser`](crate::operation::ListChannelsModeratedByAppInstanceUser)
pub struct ListChannelsModeratedByAppInstanceUserPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_channels_moderated_by_app_instance_user_input::Builder,
}

impl ListChannelsModeratedByAppInstanceUserPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_channels_moderated_by_app_instance_user_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListChannelsModeratedByAppInstanceUserOutput,
            aws_smithy_http::result::SdkError<
                crate::error::ListChannelsModeratedByAppInstanceUserError,
            >,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_channels_moderated_by_app_instance_user_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListMediaCapturePipelines`](crate::operation::ListMediaCapturePipelines)
pub struct ListMediaCapturePipelinesPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_media_capture_pipelines_input::Builder,
}

impl ListMediaCapturePipelinesPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_media_capture_pipelines_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListMediaCapturePipelinesOutput,
            aws_smithy_http::result::SdkError<crate::error::ListMediaCapturePipelinesError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_media_capture_pipelines_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListMeetings`](crate::operation::ListMeetings)
pub struct ListMeetingsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_meetings_input::Builder,
}

impl ListMeetingsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_meetings_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListMeetingsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListMeetingsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_meetings_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListPhoneNumberOrders`](crate::operation::ListPhoneNumberOrders)
pub struct ListPhoneNumberOrdersPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_phone_number_orders_input::Builder,
}

impl ListPhoneNumberOrdersPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_phone_number_orders_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListPhoneNumberOrdersOutput,
            aws_smithy_http::result::SdkError<crate::error::ListPhoneNumberOrdersError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_phone_number_orders_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListPhoneNumbers`](crate::operation::ListPhoneNumbers)
pub struct ListPhoneNumbersPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_phone_numbers_input::Builder,
}

impl ListPhoneNumbersPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_phone_numbers_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListPhoneNumbersOutput,
            aws_smithy_http::result::SdkError<crate::error::ListPhoneNumbersError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_phone_numbers_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListProxySessions`](crate::operation::ListProxySessions)
pub struct ListProxySessionsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_proxy_sessions_input::Builder,
}

impl ListProxySessionsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_proxy_sessions_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListProxySessionsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListProxySessionsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_proxy_sessions_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListRoomMemberships`](crate::operation::ListRoomMemberships)
pub struct ListRoomMembershipsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_room_memberships_input::Builder,
}

impl ListRoomMembershipsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_room_memberships_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListRoomMembershipsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListRoomMembershipsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_room_memberships_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListRooms`](crate::operation::ListRooms)
pub struct ListRoomsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_rooms_input::Builder,
}

impl ListRoomsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_rooms_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListRoomsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListRoomsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_rooms_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListSipMediaApplications`](crate::operation::ListSipMediaApplications)
pub struct ListSipMediaApplicationsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_sip_media_applications_input::Builder,
}

impl ListSipMediaApplicationsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_sip_media_applications_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListSipMediaApplicationsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListSipMediaApplicationsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_sip_media_applications_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListSipRules`](crate::operation::ListSipRules)
pub struct ListSipRulesPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_sip_rules_input::Builder,
}

impl ListSipRulesPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_sip_rules_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListSipRulesOutput,
            aws_smithy_http::result::SdkError<crate::error::ListSipRulesError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_sip_rules_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListUsers`](crate::operation::ListUsers)
pub struct ListUsersPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_users_input::Builder,
}

impl ListUsersPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_users_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListUsersOutput,
            aws_smithy_http::result::SdkError<crate::error::ListUsersError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_users_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListVoiceConnectorGroups`](crate::operation::ListVoiceConnectorGroups)
pub struct ListVoiceConnectorGroupsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_voice_connector_groups_input::Builder,
}

impl ListVoiceConnectorGroupsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_voice_connector_groups_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListVoiceConnectorGroupsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListVoiceConnectorGroupsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_voice_connector_groups_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`ListVoiceConnectors`](crate::operation::ListVoiceConnectors)
pub struct ListVoiceConnectorsPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::list_voice_connectors_input::Builder,
}

impl ListVoiceConnectorsPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::list_voice_connectors_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::ListVoiceConnectorsOutput,
            aws_smithy_http::result::SdkError<crate::error::ListVoiceConnectorsError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_list_voice_connectors_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}

/// Paginator for [`SearchAvailablePhoneNumbers`](crate::operation::SearchAvailablePhoneNumbers)
pub struct SearchAvailablePhoneNumbersPaginator {
    handle: std::sync::Arc<crate::client::Handle>,
    builder: crate::input::search_available_phone_numbers_input::Builder,
}

impl SearchAvailablePhoneNumbersPaginator {
    /// Create a new paginator-wrapper
    pub(crate) fn new(
        handle: std::sync::Arc<crate::client::Handle>,
        builder: crate::input::search_available_phone_numbers_input::Builder,
    ) -> Self {
        Self { handle, builder }
    }

    /// Set the page size
    ///
    /// _Note: this method will override any previously set value for `max_results`_
    pub fn page_size(mut self, limit: i32) -> Self {
        self.builder.max_results = Some(limit);
        self
    }

    /// Create the pagination stream
    ///
    /// _Note:_ No requests will be dispatched until the stream is used (eg. with [`.next().await`](tokio_stream::StreamExt::next)).
    pub fn send(
        self,
    ) -> impl tokio_stream::Stream<
        Item = std::result::Result<
            crate::output::SearchAvailablePhoneNumbersOutput,
            aws_smithy_http::result::SdkError<crate::error::SearchAvailablePhoneNumbersError>,
        >,
    > + Unpin {
        // Move individual fields out of self for the borrow checker
        let builder = self.builder;
        let handle = self.handle;
        aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
            Box::pin(async move {
                // Build the input for the first time. If required fields are missing, this is where we'll produce an early error.
                let mut input = match builder.build().map_err(|err| {
                    aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                }) {
                    Ok(input) => input,
                    Err(e) => {
                        let _ = tx.send(Err(e)).await;
                        return;
                    }
                };
                loop {
                    let op = match input.make_operation(&handle.conf).await.map_err(|err| {
                        aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
                    }) {
                        Ok(op) => op,
                        Err(e) => {
                            let _ = tx.send(Err(e)).await;
                            return;
                        }
                    };
                    let resp = handle.client.call(op).await;
                    // If the input member is None or it was an error
                    let done = match resp {
                        Ok(ref resp) => {
                            let new_token = crate::lens::reflens_structure_crate_output_search_available_phone_numbers_output_next_token(resp);
                            let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
                            if !is_empty && new_token == input.next_token.as_ref() {
                                let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
                                return;
                            }
                            input.next_token = new_token.cloned();
                            is_empty
                        }
                        Err(_) => true,
                    };
                    if tx.send(resp).await.is_err() {
                        // receiving end was dropped
                        return;
                    }
                    if done {
                        return;
                    }
                }
            })
        })
    }
}