Class: Grape::Util::Lazy::ValueEnumerable

Inherits:
Value
  • Object
show all
Defined in:
lib/grape/util/lazy/value_enumerable.rb

Direct Known Subclasses

ValueArray, ValueHash

Instance Attribute Summary

Attributes inherited from Value

#access_keys

Instance Method Summary collapse

Methods inherited from Value

#evaluate, #evaluate_from, #initialize, #reached_by

Methods inherited from Base

#to_s

Constructor Details

This class inherits a constructor from Grape::Util::Lazy::Value

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/grape/util/lazy/value_enumerable.rb', line 7

def [](key)
  return Value.new(nil).reached_by(access_keys, key) if @value_hash[key].nil?

  @value_hash[key].reached_by(access_keys, key)
end

#[]=(key, value) ⇒ Object 



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# File 'lib/grape/util/lazy/value_enumerable.rb', line 17

def []=(key, value)
  value_class = case value
                when Hash
                  ValueHash
                when Array
                  ValueArray
                else
                  Value
                end
  @value_hash[key] = value_class.new(value)
end

#fetch(access_keys) ⇒ Object 



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# File 'lib/grape/util/lazy/value_enumerable.rb', line 13

def fetch(access_keys)
  access_keys.reduce(self) { |node, key| node[key] }
end