tests/cases/conformance/parser/ecmascript5/RegressionTests/parser509546.ts(1,14): error TS1148: Cannot compile external modules unless the '--module' flag is provided.
==== tests/cases/conformance/parser/ecmascript5/RegressionTests/parser509546.ts (1 errors) ====
export class Logger {
~~~~~~
!!! error TS1148: Cannot compile external modules unless the '--module' flag is provided.
public
}