basics/symbols/operator_names.rb

tests/_examples/basics/symbols/operator_names.rb in the metorex repository.

# A symbol can name any operator method, which is how `send` reaches one.
p 6.send :/, 2
p 2.send :**, 3
p 6.send :&, 3
p 6.send :|, 1
p 2.send :-@
p 2.send :+@
p(-2.send(:-@))
p 2.5.send :-@
p :/
p :**
p :-@
p :!

# A colon with anything between it and the slash still opens a regular
# expression, in a ternary and in a hash alike.
p(true ? 1 : /re/.source)
p({ key: /ab/ }.keys)

Output:

3
8
2
7
-2
2
2
-2.5
:/
:**
:-@
:!
1
[:key]