From: grzegorz.jakubiak@...
Date: 2018-02-13T20:58:02+00:00
Subject: [ruby-core:85528] [Ruby trunk Bug#14473] Range#subrange?

Issue #14473 has been reported by greggzst (Grzegorz Jakubiak).

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Bug #14473: Range#subrange?
https://bugs.ruby-lang.org/issues/14473

* Author: greggzst (Grzegorz Jakubiak)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
* ruby -v: 
* Backport: 2.3: UNKNOWN, 2.4: UNKNOWN, 2.5: UNKNOWN
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Hi there,

I'd like to propose a method that returns true when a range that the method gets called on is a subrange of a range passed in as an argument.

Example:

~~~ ruby
(2..4).subrange?(1...4) 
=> true
(-2..2).subrange?(-1..3) 
=> false
~~~






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