tests/cases/compiler/externalModuleWithoutCompilerFlag1.ts(3,17): error TS1148: Cannot compile external modules unless the '--module' flag is provided.
==== tests/cases/compiler/externalModuleWithoutCompilerFlag1.ts (1 errors) ====
// Not on line 0 because we want to verify the error is placed in the appropriate location.
export module M {
~
!!! error TS1148: Cannot compile external modules unless the '--module' flag is provided.
}