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Feature #12933

closed

Add Some and Optional

Added by saveav (Adam Pahlevi Baihaqi) over 5 years ago. Updated over 5 years ago.

Status:
Closed
Priority:
Normal
Assignee:
-
Target version:
-
[ruby-core:78118]

Description

What if we have Optional and None as a class, and which we can use like this:

have_data = Optional(5).get # returns 5
have_data = Some(nil) # raise error
have_data = Some(operation).expect("cannot be nil") # raise cannot be nil if operation returned nil
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