[GR-20446] Implement Random.random_number.

PullRequest: truffleruby/1274

Author: bjfish

CHANGELOG.md

@@ -106,6 +106,7 @@ Compatibility:
 * Support for the Darkfish theme for RDoc generation has been added back.
 * Implemented `Kernel#system` `exception: true` option.
 * Implemented `Random.bytes`.
+* Implemented `Random.random_number`.
 
 Performance:
 

spec/tags/core/random/random_number_tags.txt

@@ -144,6 +144,10 @@ def self.rand(limit=undefined)
     Thread.current.randomizer.random(limit)
   end
 
+  def self.random_number(limit=undefined)
+    rand(limit)
+  end
+
   def self.bytes(length)
     TrufflePrimitive.randomizer_bytes(Thread.current.randomizer, length)
   end