Create a simple gem, suitable for development with Bundler

bundle gem

Specify that Bundler should create a binary executable

--no-exe

Add a CODE_OF_CONDUCT.md file to the root of the generated project

Add boilerplate for C extension code to the generated project

Specify the test framework that Bundler should use

Name	Description
`--exe, -b, --bin`	Specify that Bundler should create a binary executable
`--no-exe`	Do not create a binary
`--coc`	Add a CODE_OF_CONDUCT.md file to the root of the generated project
`--no-coc`	Do not create a CODE_OF_CONDUCT.md
`--ext`	Add boilerplate for C extension code to the generated project
`--no-ext`	Do not add C extension code
`--mit`	Add an MIT license
`--no-mit`	Do not create a LICENSE.txt
`-t, --test <arg>`	Specify the test framework that Bundler should use
`-e, --edit <arg>`	Open the resulting gemspec in EDITOR