Class: ActiveRecordExtended::QueryMethods::Unionize::UnionChain

Inherits:
Object
  • Object
show all
Includes:
Utilities
Defined in:
lib/active_record_extended/query_methods/unionize.rb

Constant Summary

Constants included from Utilities

Utilities::A_TO_Z_KEYS

Instance Method Summary collapse

Methods included from Utilities

#double_quote, #flatten_safely, #flatten_to_sql, #from_clause_constructor, #key_generator, #literal_key, #nested_alias_escape, #pipe_cte_with!, #to_arel_sql, #wrap_with_array

Constructor Details

#initialize(scope) ⇒ UnionChain

Returns a new instance of UnionChain.



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 12

def initialize(scope)
  @scope = scope
end

Instance Method Details

#all(*args) ⇒ Object Also known as: union_all 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 40

def all(*args)
  append_union_order!(:union_all, args)
  @scope
end

#as(from_clause_name) ⇒ Object Also known as: union_as 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 16

def as(from_clause_name)
  @scope.unionized_name = from_clause_name.to_s
  @scope
end

#except(*args) ⇒ Object Also known as: union_except 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 46

def except(*args)
  append_union_order!(:except, args)
  @scope
end

#intersect(*args) ⇒ Object Also known as: union_intersect 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 52

def intersect(*args)
  append_union_order!(:intersect, args)
  @scope
end

#order(*ordering_args) ⇒ Object Also known as: order_union 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 22

def order(*ordering_args)
  process_ordering_arguments!(ordering_args)
  @scope.union_ordering_values += ordering_args
  @scope
end

#reorder(*ordering_args) ⇒ Object Also known as: reorder_union 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 29

def reorder(*ordering_args)
  @scope.union_ordering_values.clear
  order(*ordering_args)
end

#union(*args) ⇒ Object 



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# File 'lib/active_record_extended/query_methods/unionize.rb', line 35

def union(*args)
  append_union_order!(:union, args)
  @scope
end