Class: Dynamoid::Criteria::Chain

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/dynamoid/criteria/chain.rb

Overview

The class object that gets passed around indicating state of a building query. Also provides query execution.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source) ⇒ Chain

Returns a new instance of Chain.



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# File 'lib/dynamoid/criteria/chain.rb', line 11

def initialize(source)
  @query = {}
  @source = source
end

Instance Attribute Details

#index=(value) ⇒ Object

Sets the attribute index

Parameters:

  • value —

    the value to set the attribute index to.



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# File 'lib/dynamoid/criteria/chain.rb', line 8

def index=(value)
  @index = value
end

#query ⇒ Object

Returns the value of attribute query.



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# File 'lib/dynamoid/criteria/chain.rb', line 8

def query
  @query
end

#source ⇒ Object

Returns the value of attribute source.



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# File 'lib/dynamoid/criteria/chain.rb', line 8

def source
  @source
end

#values ⇒ Object

Returns the value of attribute values.



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# File 'lib/dynamoid/criteria/chain.rb', line 8

def values
  @values
end

Instance Method Details

#all ⇒ Object 



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# File 'lib/dynamoid/criteria/chain.rb', line 21

def all
  records
end

#each(&block) ⇒ Object 



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# File 'lib/dynamoid/criteria/chain.rb', line 29

def each(&block)
  records.each(&block)
end

#first ⇒ Object 



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# File 'lib/dynamoid/criteria/chain.rb', line 25

def first
  records.first
end

#where(args) ⇒ Object 



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# File 'lib/dynamoid/criteria/chain.rb', line 16

def where(args)
  args.each {|k, v| query[k] = v}
  self
end