johnjansen/union_type.cr

Created October 12, 2016 22:49

Star () You must be signed in to star a gist
Fork () You must be signed in to fork a gist

Learn more about clone URLs
Clone this repository at <script src="https://gist.github.com/johnjansen/1592c3a1f30785d4012272f1d3a9797e.js"></script>
Save johnjansen/1592c3a1f30785d4012272f1d3a9797e to your computer and use it in GitHub Desktop.

Download ZIP

Hack to - Define a variable as a union type from the outset in crystal-lang

Raw

union_type.cr

some_var = [Int32.new(0), nil, ""].first

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment