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, #lazy?, #reached_by, #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)
  if @value_hash[key].nil?
    Value.new(nil).reached_by(access_keys, key)
  else
    @value_hash[key].reached_by(access_keys, key)
  end
end

#[]=(key, value) ⇒ Object 



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# File 'lib/grape/util/lazy/value_enumerable.rb', line 21

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

#fetch(access_keys) ⇒ Object 



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# File 'lib/grape/util/lazy/value_enumerable.rb', line 15

def fetch(access_keys)
  fetched_keys = access_keys.dup
  value = self[fetched_keys.shift]
  fetched_keys.any? ? value.fetch(fetched_keys) : value
end