add rich_text crate

frontend/rust-lib/flowy-document/src/services/doc/edit/editor.rs

@@ -17,7 +17,10 @@ use flowy_document_infra::{
     errors::DocumentResult,
 };
 use lib_infra::retry::{ExponentialBackoff, Retry};
-use lib_ot::core::{Interval, RichTextAttribute, RichTextDelta};
+use lib_ot::{
+    core::Interval,
+    rich_text::{RichTextAttribute, RichTextDelta},
+};
 use lib_ws::WsConnectState;
 use std::{convert::TryFrom, sync::Arc};
 use tokio::sync::{mpsc, mpsc::UnboundedSender, oneshot};

frontend/rust-lib/flowy-document/src/services/doc/edit/queue.rs

@@ -6,7 +6,10 @@ use flowy_document_infra::{
     errors::DocumentError,
 };
 use futures::stream::StreamExt;
-use lib_ot::core::{Interval, OperationTransformable, RichTextAttribute, RichTextDelta};
+use lib_ot::{
+    core::{Interval, OperationTransformable},
+    rich_text::{RichTextAttribute, RichTextDelta},
+};
 use std::{convert::TryFrom, sync::Arc};
 use tokio::sync::{mpsc, oneshot, RwLock};
 

frontend/rust-lib/flowy-document/src/services/doc/revision/manager.rs

@@ -8,7 +8,7 @@ use flowy_document_infra::{
     util::RevIdCounter,
 };
 use lib_infra::future::ResultFuture;
-use lib_ot::core::{OperationTransformable, RichTextDelta};
+use lib_ot::{core::OperationTransformable, rich_text::RichTextDelta};
 use std::sync::Arc;
 use tokio::sync::mpsc;
 

frontend/rust-lib/flowy-document/src/services/doc/revision/persistence.rs

@@ -9,7 +9,10 @@ use flowy_database::{ConnectionPool, SqliteConnection};
 use flowy_document_infra::entities::doc::{revision_from_doc, Doc, RevId, RevType, Revision, RevisionRange};
 use futures::stream::StreamExt;
 use lib_infra::future::ResultFuture;
-use lib_ot::core::{Operation, OperationTransformable, RichTextDelta};
+use lib_ot::{
+    core::{Operation, OperationTransformable},
+    rich_text::RichTextDelta,
+};
 use std::{collections::VecDeque, sync::Arc, time::Duration};
 use tokio::{
     sync::{broadcast, mpsc, RwLock},

frontend/rust-lib/flowy-document/tests/editor/attribute_test.rs

@@ -1,8 +1,9 @@
 #![cfg_attr(rustfmt, rustfmt::skip)]
 use crate::editor::{TestBuilder, TestOp::*};
 use flowy_document_infra::core::{FlowyDoc, PlainDoc};
-use lib_ot::core::{Interval, OperationTransformable, NEW_LINE, WHITESPACE, FlowyStr, RichTextDelta};
+use lib_ot::core::{Interval, OperationTransformable, NEW_LINE, WHITESPACE, FlowyStr};
 use unicode_segmentation::UnicodeSegmentation;
+use lib_ot::rich_text::RichTextDelta;
 
 #[test]
 fn attributes_bold_added() {

frontend/rust-lib/flowy-document/tests/editor/mod.rs

@@ -6,7 +6,10 @@ mod undo_redo_test;
 
 use derive_more::Display;
 use flowy_document_infra::core::{CustomDocument, Document};
-use lib_ot::core::*;
+use lib_ot::{
+    core::*,
+    rich_text::{RichTextAttribute, RichTextAttributes, RichTextDelta},
+};
 use rand::{prelude::*, Rng as WrappedRng};
 use std::{sync::Once, time::Duration};
 

frontend/rust-lib/flowy-document/tests/editor/op_test.rs

@@ -1,7 +1,10 @@
 #![allow(clippy::all)]
 use crate::editor::{Rng, TestBuilder, TestOp::*};
 use flowy_document_infra::core::{FlowyDoc, PlainDoc};
-use lib_ot::core::*;
+use lib_ot::{
+    core::*,
+    rich_text::{AttributeBuilder, RichTextAttribute, RichTextAttributes, RichTextDelta},
+};
 
 #[test]
 fn attributes_insert_text() {

frontend/rust-lib/flowy-document/tests/editor/serde_test.rs

@@ -1,5 +1,8 @@
 use flowy_document_infra::core::{Document, PlainDoc};
-use lib_ot::core::*;
+use lib_ot::{
+    core::*,
+    rich_text::{AttributeBuilder, RichTextAttribute, RichTextAttributeValue, RichTextDelta},
+};
 
 #[test]
 fn operation_insert_serialize_test() {