Class: Prato::Types::RubyColumn

Inherits:
Object
  • Object
show all
Defined in:
lib/prato/types/ruby_column.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(loader, key:, filter: nil, includes: nil) ⇒ RubyColumn

Returns a new instance of RubyColumn.



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# File 'lib/prato/types/ruby_column.rb', line 8

def initialize(loader, key:, filter: nil, includes: nil)
  @loader = loader
  @key = key || :id
  @filter = filter
  @includes = includes
end

Instance Attribute Details

#filter ⇒ Object (readonly)

Returns the value of attribute filter.



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# File 'lib/prato/types/ruby_column.rb', line 6

def filter
  @filter
end

#includes ⇒ Object (readonly)

Returns the value of attribute includes.



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# File 'lib/prato/types/ruby_column.rb', line 6

def includes
  @includes
end

#loader ⇒ Object (readonly)

Returns the value of attribute loader.



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# File 'lib/prato/types/ruby_column.rb', line 6

def loader
  @loader
end

Instance Method Details

#extract_value(record, ruby_data) ⇒ Object 



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# File 'lib/prato/types/ruby_column.rb', line 15

def extract_value(record, ruby_data)
  key_value = case @key
              when Proc
                @key.call(record)
              when Array
                @key.reduce(record) { |obj, method| obj.public_send(method) }
              when Symbol
                record.public_send(@key)
              else
                @key
              end

  ruby_data[@loader]&.[](key_value)
end