Fix lgtm recommendations

src/common/CoreTerminal.ts

@@ -27,7 +27,7 @@ import { InstantiationService } from 'common/services/InstantiationService';
 import { LogService } from 'common/services/LogService';
 import { BufferService, MINIMUM_COLS, MINIMUM_ROWS } from 'common/services/BufferService';
 import { OptionsService } from 'common/services/OptionsService';
-import { IDisposable, IBufferLine, IAttributeData, ICoreTerminal, IKeyboardEvent, IScrollEvent, ScrollSource, ITerminalOptions as IPublicTerminalOptions } from 'common/Types';
+import { IDisposable, IAttributeData, ICoreTerminal, IScrollEvent, ScrollSource } from 'common/Types';
 import { CoreService } from 'common/services/CoreService';
 import { EventEmitter, IEvent, forwardEvent } from 'common/EventEmitter';
 import { CoreMouseService } from 'common/services/CoreMouseService';

src/common/services/OptionsService.ts

@@ -120,7 +120,6 @@ export class OptionsService implements IOptionsService {
           throw new Error(`"${value}" is not a valid value for ${key}`);
         }
         break;
-      case 'cursorStyle':
       case 'wordSeparator':
         if (!value) {
           value = DEFAULT_OPTIONS[key];

src/common/services/Services.ts

@@ -5,7 +5,7 @@
 
 import { IEvent, IEventEmitter } from 'common/EventEmitter';
 import { IBuffer, IBufferSet } from 'common/buffer/Types';
-import { IDecPrivateModes, ICoreMouseEvent, CoreMouseEncoding, ICoreMouseProtocol, CoreMouseEventType, ICharset, IWindowOptions, IModes, IAttributeData, ScrollSource, IDisposable, IColorRGB, IColor, CursorStyle, IOscLinkData } from 'common/Types';
+import { IDecPrivateModes, ICoreMouseEvent, CoreMouseEncoding, ICoreMouseProtocol, CoreMouseEventType, ICharset, IWindowOptions, IModes, IAttributeData, ScrollSource, IDisposable, IColor, CursorStyle, IOscLinkData } from 'common/Types';
 import { createDecorator } from 'common/services/ServiceRegistry';
 import { IDecorationOptions, IDecoration, ILinkHandler } from 'xterm';