Class: Ansr::Arel::Visitors::ToNoSql

Inherits:
Arel::Visitors::Visitor
  • Object
show all
Defined in:
lib/ansr/arel/visitors/to_no_sql.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(big_table) ⇒ ToNoSql

Returns a new instance of ToNoSql.



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# File 'lib/ansr/arel/visitors/to_no_sql.rb', line 5

def initialize(big_table)
  super()
  @table = big_table
end

Instance Attribute Details

#table ⇒ Object (readonly)

Returns the value of attribute table.



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# File 'lib/ansr/arel/visitors/to_no_sql.rb', line 3

def table
  @table
end

Instance Method Details

#query_builder(opts = nil) ⇒ Object 



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

def query_builder(opts = nil)
  Ansr::Arel::Visitors::QueryBuilder.new(table, opts)
end

#visit_Arel_Nodes_SelectStatement(object, attribute) ⇒ Object

the object generated by this method will be passed to the NoSqlAdapter#execute



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# File 'lib/ansr/arel/visitors/to_no_sql.rb', line 15

def visit_Arel_Nodes_SelectStatement(object, attribute)
  builder = query_builder

  if object.with
    builder.visit(object.with, attribute)
  end

  object.cores.each { |x| builder.visit_Arel_Nodes_SelectCore(x, attribute) }

  unless object.orders.empty?

    object.orders.each do |x|
      oa = Ansr::Arel::Visitors::Order.new(attribute)
      builder.visit x, oa
    end
  end

  builder.visit(object.limit, attribute) if object.limit
  builder.visit(object.offset, attribute) if object.offset
  # not relevant

  builder.query_opts
end