Class: Arel::Visitors::Visitor

Inherits:
Object
  • Object
show all
Defined in:
lib/arel/visitors/visitor.rb

Direct Known Subclasses

Dot, ToSql

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Visitor

Returns a new instance of Visitor.



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# File 'lib/arel/visitors/visitor.rb', line 6

def initialize
  @dispatch = get_dispatch_cache
end

Class Method Details

.dispatch_cache ⇒ Object 



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# File 'lib/arel/visitors/visitor.rb', line 17

def self.dispatch_cache
  @dispatch_cache ||= Hash.new do |hash, klass|
    hash[klass] = :"visit_#{(klass.name || "").gsub("::", "_")}"
  end.compare_by_identity
end

Instance Method Details

#accept(object, collector = nil) ⇒ Object 



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# File 'lib/arel/visitors/visitor.rb', line 10

def accept(object, collector = nil)
  visit object, collector
end