| as-redactor | Wrap a redacting expression as a proper function | 
| build_mock_url | Convert a request to a mock file path | 
| capture_requests | Record API responses as mock files | 
| change_state | Handle a change of server state | 
| expect_request_header | Test that an HTTP request is made with a header | 
| expect_verb | Expectations for mocked HTTP requests | 
| find_mock_file | Go through mock paths to find the local mock file location | 
| get_current_redactor | Fetch the active redacting function | 
| gsub_response | Find and replace within a response object | 
| httptest2 | 'httptest2': A Test Environment for HTTP Requests | 
| mockPaths | Set an alternate directory for mock API fixtures | 
| redact | Remove sensitive content from HTTP responses | 
| save_response | Write out a captured response | 
| set_redactor | Set a response redactor | 
| start_vignette | Set mocking/capturing state for a vignette | 
| use_httptest2 | Use 'httptest2' in your tests | 
| with_mock_api | Serve a mock API from files | 
| with_mock_dir | Use or create mock files depending on their existence | 
| without_internet | Make all HTTP requests raise an error | 
| with_trace | Wrapper around 'trace' to untrace when finished | 
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