tests/cases/conformance/esDecorators/classExpression/main.ts(5,16): error TS2343: This syntax requires an imported helper named '__esDecorate' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.
tests/cases/conformance/esDecorators/classExpression/main.ts(5,16): error TS2343: This syntax requires an imported helper named '__runInitializers' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.
tests/cases/conformance/esDecorators/classExpression/main.ts(5,16): error TS2343: This syntax requires an imported helper named '__setFunctionName' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.


==== tests/cases/conformance/esDecorators/classExpression/main.ts (3 errors) ====
    export {};
    declare var dec: any;
    
    // uses __esDecorate, __runInitializers, __setFunctionName
    function f(C = @dec class {}) {}
                   ~~~~
!!! error TS2343: This syntax requires an imported helper named '__esDecorate' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.
                   ~~~~
!!! error TS2343: This syntax requires an imported helper named '__runInitializers' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.
                   ~~~~
!!! error TS2343: This syntax requires an imported helper named '__setFunctionName' which does not exist in 'tslib'. Consider upgrading your version of 'tslib'.
    
==== tests/cases/conformance/esDecorators/classExpression/tslib.d.ts (0 errors) ====
    export {}
    