Add CONTRIBUTING.md (spf13#1183)

CONTRIBUTING.md

@@ -0,0 +1,50 @@
+# Contributing to Cobra
+
+Thank you so much for contributing to Cobra. We appreciate your time and help.
+Here are some guidelines to help you get started.
+
+## Code of Conduct
+
+Be kind and respectful to the members of the community. Take time to educate
+others who are seeking help. Harassment of any kind will not be tolerated.
+
+## Questions
+
+If you have questions regarding Cobra, feel free to ask it in the community
+[#cobra Slack channel][cobra-slack]
+
+## Filing a bug or feature
+
+1. Before filing an issue, please check the existing issues to see if a
+   similar one was already opened. If there is one already opened, feel free
+   to comment on it.
+1. If you believe you've found a bug, please provide detailed steps of
+   reproduction, the version of Cobra and anything else you believe will be
+   useful to help troubleshoot it (e.g. OS environment, environment variables,
+   etc...). Also state the current behavior vs. the expected behavior.
+1. If you'd like to see a feature or an enhancement please open an issue with
+   a clear title and description of what the feature is and why it would be
+   beneficial to the project and its users.
+
+## Submitting changes
+
+1. CLA: Upon submitting a Pull Request (PR), contributors will be prompted to
+   sign a CLA. Please sign the CLA :slightly_smiling_face:
+1. Tests: If you are submitting code, please ensure you have adequate tests
+   for the feature. Tests can be run via `go test ./...` or `make test`.
+1. Since this is golang project, ensure the new code is properly formatted to
+   ensure code consistency. Run `make all`.
+
+### Quick steps to contribute
+
+1. Fork the project.
+1. Download your fork to your PC (`git clone https://github.com/your_username/cobra && cd cobra`)
+1. Create your feature branch (`git checkout -b my-new-feature`)
+1. Make changes and run tests (`make test`)
+1. Add them to staging (`git add .`)
+1. Commit your changes (`git commit -m 'Add some feature'`)
+1. Push to the branch (`git push origin my-new-feature`)
+1. Create new pull request
+
+<!-- Links -->
+[cobra-slack]: https://gophers.slack.com/archives/CD3LP1199

README.md

@@ -30,7 +30,7 @@ name a few. [This list](./projects_using_cobra.md) contains a more extensive lis
   * [Suggestions when "unknown command" happens](#suggestions-when-unknown-command-happens)
   * [Generating documentation for your command](#generating-documentation-for-your-command)
   * [Generating shell completions](#generating-shell-completions)
-- [Contributing](#contributing)
+- [Contributing](CONTRIBUTING.md)
 - [License](#license)
 
 # Overview
@@ -755,16 +755,6 @@ Cobra can generate documentation based on subcommands, flags, etc. Read more abo
 
 Cobra can generate a shell-completion file for the following shells: Bash, Zsh, Fish, Powershell. If you add more information to your commands, these completions can be amazingly powerful and flexible.  Read more about it in [Shell Completions](shell_completions.md).
 
-# Contributing
-
-1. Fork it
-2. Download your fork to your PC (`git clone https://github.com/your_username/cobra && cd cobra`)
-3. Create your feature branch (`git checkout -b my-new-feature`)
-4. Make changes and add them (`git add .`)
-5. Commit your changes (`git commit -m 'Add some feature'`)
-6. Push to the branch (`git push origin my-new-feature`)
-7. Create new pull request
-
 # License
 
 Cobra is released under the Apache 2.0 license. See [LICENSE.txt](https://github.com/spf13/cobra/blob/master/LICENSE.txt)