statement: remove PagingState[Response] re-export

PagingState[Response] suit response module better, and it's better to
have it re-exported from scylla-cql in only one place.

Author: wprzytula

docs/source/queries/paged.md

@@ -146,7 +146,7 @@ On a `Query`:
 # use std::error::Error;
 # async fn check_only_compiles(session: &Session) -> Result<(), Box<dyn Error>> {
 use scylla::query::Query;
-use scylla::statement::{PagingState, PagingStateResponse};
+use scylla::response::{PagingState, PagingStateResponse};
 use std::ops::ControlFlow;
 
 let paged_query = Query::new("SELECT a, b, c FROM ks.t").with_page_size(6);
@@ -189,7 +189,7 @@ On a `PreparedStatement`:
 # use std::error::Error;
 # async fn check_only_compiles(session: &Session) -> Result<(), Box<dyn Error>> {
 use scylla::query::Query;
-use scylla::statement::{PagingState, PagingStateResponse};
+use scylla::response::{PagingState, PagingStateResponse};
 use std::ops::ControlFlow;
 
 let paged_prepared = session

examples/select-paging.rs

@@ -3,7 +3,7 @@ use futures::StreamExt as _;
 use scylla::client::session::Session;
 use scylla::client::session_builder::SessionBuilder;
 use scylla::query::Query;
-use scylla::statement::PagingState;
+use scylla::response::PagingState;
 use std::env;
 use std::ops::ControlFlow;
 

scylla/src/client/caching_session.rs

@@ -7,8 +7,8 @@ use crate::query::Query;
 #[allow(deprecated)]
 use crate::response::legacy_query_result::LegacyQueryResult;
 use crate::response::query_result::QueryResult;
+use crate::response::{PagingState, PagingStateResponse};
 use crate::routing::partitioner::PartitionerName;
-use crate::statement::{PagingState, PagingStateResponse};
 use bytes::Bytes;
 use dashmap::DashMap;
 use futures::future::try_join_all;
@@ -347,8 +347,8 @@ mod tests {
     use crate::client::session::Session;
     use crate::prepared_statement::PreparedStatement;
     use crate::query::Query;
+    use crate::response::PagingState;
     use crate::routing::partitioner::PartitionerName;
-    use crate::statement::PagingState;
     use crate::test_utils::{
         create_new_session_builder, scylla_supports_tablets, setup_tracing, PerformDDL,
     };

scylla/src/client/session.rs

@@ -35,11 +35,10 @@ use crate::query::Query;
 #[allow(deprecated)]
 use crate::response::legacy_query_result::LegacyQueryResult;
 use crate::response::query_result::{MaybeFirstRowError, QueryResult, RowsError};
-use crate::response::{NonErrorQueryResponse, QueryResponse};
+use crate::response::{NonErrorQueryResponse, PagingState, PagingStateResponse, QueryResponse};
 use crate::routing::partitioner::PartitionerName;
 use crate::routing::Shard;
-use crate::statement::StatementConfig;
-use crate::statement::{Consistency, PageSize, PagingState, PagingStateResponse};
+use crate::statement::{Consistency, PageSize, StatementConfig};
 use arc_swap::ArcSwapOption;
 use futures::future::join_all;
 use futures::future::try_join_all;
@@ -471,7 +470,7 @@ impl GenericSession<CurrentDeserializationApi> {
     /// # use std::error::Error;
     /// # async fn check_only_compiles(session: &Session) -> Result<(), Box<dyn Error>> {
     /// use std::ops::ControlFlow;
-    /// use scylla::statement::PagingState;
+    /// use scylla::response::PagingState;
     ///
     /// // Manual paging in a loop, unprepared statement.
     /// let mut paging_state = PagingState::start();
@@ -625,7 +624,7 @@ impl GenericSession<CurrentDeserializationApi> {
     /// # async fn check_only_compiles(session: &Session) -> Result<(), Box<dyn Error>> {
     /// use std::ops::ControlFlow;
     /// use scylla::query::Query;
-    /// use scylla::statement::{PagingState, PagingStateResponse};
+    /// use scylla::response::{PagingState, PagingStateResponse};
     ///
     /// let paged_prepared = session
     ///     .prepare(

scylla/src/network/connection.rs

@@ -24,11 +24,13 @@ use crate::frame::{
 use crate::policies::address_translator::AddressTranslator;
 use crate::query::Query;
 use crate::response::query_result::QueryResult;
-use crate::response::{NonErrorAuthResponse, NonErrorStartupResponse, QueryResponse};
+use crate::response::{
+    NonErrorAuthResponse, NonErrorStartupResponse, PagingState, PagingStateResponse, QueryResponse,
+};
 use crate::routing::locator::tablets::{RawTablet, TabletParsingError};
 use crate::routing::{Shard, ShardInfo, Sharder};
 use crate::statement::prepared_statement::PreparedStatement;
-use crate::statement::{Consistency, PageSize, PagingState, PagingStateResponse};
+use crate::statement::{Consistency, PageSize};
 use bytes::Bytes;
 use futures::{future::RemoteHandle, FutureExt};
 use scylla_cql::frame::frame_errors::CqlResponseParseError;

scylla/src/statement/mod.rs

@@ -19,8 +19,6 @@ pub mod query;
 
 pub use crate::frame::types::{Consistency, SerialConsistency};
 
-pub use crate::frame::request::query::{PagingState, PagingStateResponse};
-
 // This is the default common to drivers.
 const DEFAULT_PAGE_SIZE: i32 = 5000;