Class: WebTools::Support::ObjectInfo

Inherits:
Object
  • Object
show all
Defined in:
lib/web_tools/support/code_browser.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(obj) ⇒ ObjectInfo

Returns a new instance of ObjectInfo.



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# File 'lib/web_tools/support/code_browser.rb', line 68

def initialize(obj)
  @info = { }
  @info[:object_id]          = obj.object_id
  @info[:class]              = obj.class.name
  @info[:inspect]            = obj.inspect
  @info[:instance_variables] = []
  @info[:enumerated]         = []
  @info[:enumerated_size]    = obj.respond_to?(:size) ? obj.size : nil

  obj.instance_variables.each do |iv|
    val = obj.instance_variable_get(iv)
    @info[:instance_variables] << [iv, val.inspect, val.object_id]
  end

  limit = 10
  case obj
  when Enumerable, Array
    obj.each_with_index do |o,i|
      if i > limit
        @info[:enumerated] << '...'
        break
      else
        @info[:enumerated] << o.inspect
      end
    end

  when Hash
    obj.each_with_index do |pair, idx|
      if idx > limit
        @info[:enumerated] << ['', '...']
        break
      end
      @info[:enumerated] << [pair[0].to_s, pair[1].inspect]
    end
  end

end

Instance Attribute Details

#info ⇒ Object (readonly)

Returns the value of attribute info.



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# File 'lib/web_tools/support/code_browser.rb', line 66

def info
  @info
end

Class Method Details

.for(object) ⇒ Object

Return a new ObjectInfo instance for the given object.



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# File 'lib/web_tools/support/code_browser.rb', line 62

def self.for(object)
  new(object)
end

.for_id(object_id) ⇒ Object

Return a new ObjectInfo instance for the object with the given object id.



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# File 'lib/web_tools/support/code_browser.rb', line 57

def self.for_id(object_id)
  new(ObjectSpace._id2ref(object_id))
end

Instance Method Details

#to_json(*args) ⇒ Object 



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# File 'lib/web_tools/support/code_browser.rb', line 106

def to_json(*args)
  @info.to_json
end