cleaned up imports, mobx observable initialization and some compile errors.

4 files changed, 8 insertions, 8 deletions

diff --git a/src/client/views/animationtimeline/Region.tsx b/src/client/views/animationtimeline/Region.tsx
index 15cbbc16f..99163f6c6 100644
--- a/src/client/views/animationtimeline/Region.tsx
+++ b/src/client/views/animationtimeline/Region.tsx
@@ -6,11 +6,11 @@ import { List } from '../../../fields/List';
 import { createSchema, defaultSpec, listSpec, makeInterface } from '../../../fields/Schema';
 import { Cast, NumCast } from '../../../fields/Types';
 import { Transform } from '../../util/Transform';
+import { ObservableReactComponent } from '../ObservableReactComponent';
 import '../global/globalCssVariables.module.scss';
 import './Region.scss';
 import './Timeline.scss';
 import { TimelineMenu } from './TimelineMenu';
-import { ObservableReactComponent } from '../ObservableReactComponent';
 
 /**
  * Useful static functions that you can use. Mostly for logic, but you can also add UI logic here also
diff --git a/src/client/views/animationtimeline/Timeline.tsx b/src/client/views/animationtimeline/Timeline.tsx
index f27a2d2fd..cc4da1694 100644
--- a/src/client/views/animationtimeline/Timeline.tsx
+++ b/src/client/views/animationtimeline/Timeline.tsx
@@ -4,17 +4,17 @@ import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import { action, computed, makeObservable, observable } from 'mobx';
 import { observer } from 'mobx-react';
 import * as React from 'react';
+import { Utils, emptyFunction, setupMoveUpEvents } from '../../../Utils';
 import { Doc, DocListCast } from '../../../fields/Doc';
 import { BoolCast, NumCast, StrCast } from '../../../fields/Types';
-import { emptyFunction, setupMoveUpEvents, Utils } from '../../../Utils';
 import { DocumentType } from '../../documents/DocumentTypes';
 import clamp from '../../util/clamp';
+import { ObservableReactComponent } from '../ObservableReactComponent';
 import { FieldViewProps } from '../nodes/FieldView';
 import { RegionHelpers } from './Region';
 import './Timeline.scss';
 import { TimelineOverview } from './TimelineOverview';
 import { Track } from './Track';
-import { ObservableReactComponent } from '../ObservableReactComponent';
 
 /**
  * Timeline class controls most of timeline functions besides individual region and track mechanism. Main functions are 
diff --git a/src/client/views/animationtimeline/TimelineOverview.tsx b/src/client/views/animationtimeline/TimelineOverview.tsx
index 82ac69a3b..928739b53 100644
--- a/src/client/views/animationtimeline/TimelineOverview.tsx
+++ b/src/client/views/animationtimeline/TimelineOverview.tsx
@@ -28,7 +28,7 @@ export class TimelineOverview extends React.Component<TimelineOverviewProps> {
     @observable private overviewBarWidth: number = 0;
     @observable private playbarWidth: number = 0;
     @observable private activeOverviewWidth: number = 0;
-    @observable private _authoringReaction?: IReactionDisposer;
+    @observable private _authoringReaction?: IReactionDisposer = undefined;
     @observable private visibleTime: number = 0;
     @observable private currentX: number = 0;
     @observable private visibleStart: number = 0;
diff --git a/src/client/views/animationtimeline/Track.tsx b/src/client/views/animationtimeline/Track.tsx
index 00aa51cac..490a14be5 100644
--- a/src/client/views/animationtimeline/Track.tsx
+++ b/src/client/views/animationtimeline/Track.tsx
@@ -8,10 +8,10 @@ import { ObjectField } from '../../../fields/ObjectField';
 import { listSpec } from '../../../fields/Schema';
 import { Cast, NumCast } from '../../../fields/Types';
 import { Transform } from '../../util/Transform';
+import { ObservableReactComponent } from '../ObservableReactComponent';
 import { Region, RegionData, RegionHelpers } from './Region';
 import { Timeline } from './Timeline';
 import './Track.scss';
-import { ObservableReactComponent } from '../ObservableReactComponent';
 
 interface IProps {
     timeline: Timeline;
@@ -29,9 +29,9 @@ interface IProps {
 @observer
 export class Track extends ObservableReactComponent<IProps> {
     @observable private _inner = React.createRef<HTMLDivElement>();
-    @observable private _currentBarXReaction: any;
-    @observable private _timelineVisibleReaction: any;
-    @observable private _autoKfReaction: any;
+    @observable private _currentBarXReaction: any = undefined;
+    @observable private _timelineVisibleReaction: any = undefined;
+    @observable private _autoKfReaction: any = undefined;
     @observable private _newKeyframe: boolean = false;
     private readonly MAX_TITLE_HEIGHT = 75;
     @observable private _trackHeight = 0;