tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClass2.ts(3,18): error TS1148: Cannot compile external modules unless the '--module' flag is provided.
tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClass2.ts(3,43): error TS2304: Cannot find name 'ILogger'.
tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClass2.ts(4,37): error TS2304: Cannot find name 'ILogger'.
tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClass2.ts(5,18): error TS2339: Property '_information' does not exist on type 'LoggerAdapter'.