Add an operation handle to allow inserting FileSystemExceptions in the memory fs without mocking (#181)

12 files changed
tree: e7b1d009d99f52b47edbc0d0bbda96203ff584f0
  1. contrib/
  2. dev/
  3. packages/
  4. .gitignore
  5. .travis.yml
  6. analysis_options.yaml
  7. appveyor.yml