Debug.failBadSyntaxKind should always be defined and return 'never' (#22091)
Debug.failBadSyntaxKind should always be defined and return 'never' (#22091)


Microsoft/TypeScript,basarat/TypeScript,SaschaNaz/TypeScript,minestarks/TypeScript,alexeagle/TypeScript,Microsoft/TypeScript,RyanCavanaugh/TypeScript,kitsonk/TypeScript,nojvek/TypeScript,donaldpipowitch/TypeScript,nojvek/TypeScript,basarat/TypeScript,kpreisser/TypeScript,alexeagle/TypeScript,microsoft/TypeScript,alexeagle/TypeScript,kpreisser/TypeScript,kpreisser/TypeScript,minestarks/TypeScript,SaschaNaz/TypeScript,weswigham/TypeScript,donaldpipowitch/TypeScript,donaldpipowitch/TypeScript,SaschaNaz/TypeScript,microsoft/TypeScript,Microsoft/TypeScript,kitsonk/TypeScript,basarat/TypeScript,nojvek/TypeScript,RyanCavanaugh/TypeScript,basarat/TypeScript,nojvek/TypeScript,weswigham/TypeScript,microsoft/TypeScript,SaschaNaz/TypeScript,weswigham/TypeScript,RyanCavanaugh/TypeScript,minestarks/TypeScript,kitsonk/TypeScript,donaldpipowitch/TypeScript