method

deep_const_get

Ruby latest stable (v1_9_3_392) - 0 notes - Class: JSON

1_8_6_287
1_8_7_72
1_8_7_330
1_9_1_378 (0)
1_9_2_180 (0)
1_9_3_125 (38)
1_9_3_392 (0)
What's this?

deep_const_get(path) public

Return the constant located at path. The format of path has to be either ::A::B::C or A::B::C. In any case, A has to be located at the top level (absolute namespace path?). If there doesn’t exist a constant at the given path, an ArgumentError is raised.

Show source

# File ext/json/lib/json/common.rb, line 34
    def deep_const_get(path) # :nodoc:
      path.to_s.split(/::/).inject(Object) do |p, c|
        case
        when c.empty?                     then p
        when JSON.const_defined_in?(p, c) then p.const_get(c)
        else
          begin
            p.const_missing(c)
          rescue NameError => e
            raise ArgumentError, "can't get const #{path}: #{e}"
          end
        end
      end
    end

deep_const_get

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