Module: Blocks::HashWithCaller

Defined in:
lib/blocks/utilities/hash_with_caller.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#callers ⇒ Object

Returns the value of attribute callers.



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# File 'lib/blocks/utilities/hash_with_caller.rb', line 5

def callers
  @callers
end

Instance Method Details

#initialize(*args) ⇒ Object 



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# File 'lib/blocks/utilities/hash_with_caller.rb', line 7

def initialize(*args)
  self.callers = {}
  super
end

#initialize_copy(original) ⇒ Object 



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# File 'lib/blocks/utilities/hash_with_caller.rb', line 12

def initialize_copy(original)
  super
  self.callers = original.callers.clone
end

#reverse_merge!(*args) ⇒ Object

TODO: fix and test this implementation def to_s

description = []

description << "{"
description << map do |key, value|
  value_display = case value
  when Symbol
    ":#{value}"
  when String
    "\"#{value}\""
  when Proc
    "Proc"
  else
    value
  end
  "\"#{key}\" => #{value_display}, # [#{callers[key]}]"
end.join(",\n")
description << "}"
description.join("\n")

end



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# File 'lib/blocks/utilities/hash_with_caller.rb', line 41

def reverse_merge!(*args)
  options = args.extract_options!

  caller_id = args.first.to_s.presence || ""

  if !options.is_a?(HashWithCaller) && Blocks.lookup_caller_location
    caller_location = caller.detect do |c|
      !c.include?("/lib/blocks") &&
      !c.include?("/lib/ruby") &&
      !c.include?("patch")
    end.try(:split, ":in").try(:[], 0)

    caller_id += " from #{caller_location}" if caller_location
  end

  options.each do |key, value|
    current_value = self[key]

    if options.is_a?(HashWithCaller)
      setter = options.callers[key]
    else
      setter = "set by #{caller_id}"
    end

    if !self.key?(key)
      callers[key] = setter

    elsif current_value.is_a?(Hash) && value.is_a?(Hash)
      # self[key] = value.deep_merge(current_value)
      callers[key] = "#{callers[key]}, #{setter}"
    end
  end

  super options
end