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to_proc 

        # Hash.to_proc

(from ruby core)
---
    hash.to_proc -> proc

---

Returns a Proc object that maps a key to its value:
    h = {foo: 0, bar: 1, baz: 2}
    proc = h.to_proc
    proc.class # => Proc
    proc.call(:foo) # => 0
    proc.call(:bar) # => 1
    proc.call(:nosuch) # => nil

This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.