This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

Psych::Emitter

        # Psych::Emitter < Psych::Handler

(from ruby core)
---
# Class methods:

    new

# Instance methods:

    alias
    canonical
    canonical=
    end_document
    end_mapping
    end_sequence
    end_stream
    indentation
    indentation=
    line_width
    line_width=
    scalar
    start_document
    start_mapping
    start_sequence
    start_stream


      

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.