Class: Helpr::Help

Inherits:
Object
  • Object
show all
Defined in:
lib/helpr.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#top ⇒ Object

Returns the value of attribute top.



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# File 'lib/helpr.rb', line 5

def top
  @top
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/helpr.rb', line 12

def [](name)
  help[name.to_sym]
end

#[]=(name, val) ⇒ Object 



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# File 'lib/helpr.rb', line 16

def []=(name, val)
  help[name.to_sym] = val
end

#add(name, text) ⇒ Object 



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# File 'lib/helpr.rb', line 7

def add(name, text)
  self[name] = text
  topics(name.split(' '))
end

#help ⇒ Object 



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# File 'lib/helpr.rb', line 20

def help
  @help ||= Hash.new
end

#hierarchy ⇒ Object 



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# File 'lib/helpr.rb', line 49

def hierarchy
  @hierarchy ||= Hash.new
end

#topics(keys = nil) ⇒ Object 



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# File 'lib/helpr.rb', line 24

def topics(keys=nil)
  result = if keys.nil?
             hierarchy
           else
             topics_aux(keys, hierarchy)
           end
  result.keys
end

#topics_aux(keys, hier) ⇒ Object 



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# File 'lib/helpr.rb', line 33

def topics_aux(keys, hier)
  key = if keys.empty?
          ''
          else
            keys.shift.to_sym
          end
  hier = hier.fetch(key) do
    hier[key] = {}
  end
  if keys.empty?
    hier
  else
    topics_aux(keys, hier)
  end
end