| Name | Lines of code | Maintainability | Test coverage |
| LICENSE | |||
| .istanbul.yml | |||
| .babelrc | |||
| .gitignore | |||
| .travis.yml | |||
| package.json | |||
| .eslintrc | |||
| README.md | |||
| .eslintignore | |||
| .codeclimate.yml | |||
| src/panic.js | 4 | A 0 mins | |
| src/trait.js | 16 | A 0 mins | |
| src/util.js | 21 | A 0 mins | |
| src/mutability.js | 22 | A 0 mins | |
| src/match.js | 22 | A 25 mins | |
| src/index.js | 27 | A 0 mins | |
| src/type.js | 28 | A 0 mins | |
| Gruntfile.js | 29 | A 1 hr | |
| src/impl.js | 38 | A 1 hr | |
| src/struct.js | 39 | A 2 hrs | |
| src/enum.js | 52 | A 1 hr | |
| src/option.js | 104 | A 0 mins | |
| src/result.js | 104 | A 0 mins |