Module: Paraphrase::Syntax::Base

Defined in:
lib/paraphrase/syntax.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extended(klass) ⇒ Object 



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# File 'lib/paraphrase/syntax.rb', line 4

def self.extended(klass)
  klass.instance_eval do
    class_attribute :_paraphraser, :instance_writer => false, :instance_reader => false
  end
end

Instance Method Details

#paraphrase(params) ⇒ Object

Instantiate the Query class that is mapped to self.

Parameters:

  • params (Hash) —

    query parameters



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# File 'lib/paraphrase/syntax.rb', line 29

def paraphrase(params)
  self.paraphraser.new(params, self)
end

#paraphraser ⇒ Object

Attempts to find paraphrase class based on class name. Override if using a different naming convention.



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# File 'lib/paraphrase/syntax.rb', line 20

def paraphraser
  self._paraphraser || "#{self.name}Query".constantize
rescue
  nil
end

#register_mapping(&block) ⇒ Object

Create a Query subclass from a block using the Query DSL to map scopes to param keys

Parameters:

  • &block (Proc) —

    block to to define scope mappings



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# File 'lib/paraphrase/syntax.rb', line 14

def register_mapping(&block)
  self._paraphraser = Class.new(Query, &block)
end