Class: IndexLifter

Inherits:
Object
  • Object
show all
Defined in:
lib/index_lifter.rb

Constant Summary collapse

VERSION = 
'0.0.3'
SYSTEM_TABLES = 
['schema_migrations'].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*tables) ⇒ IndexLifter

Returns a new instance of IndexLifter.



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# File 'lib/index_lifter.rb', line 11

def initialize(*tables)
  @options = tables.extract_options!
  @connection = @options[:connection] || ActiveRecord::Base.connection
  @tables = (tables.empty? ? @connection.tables : tables) - SYSTEM_TABLES
  @indexes = index_definitions
  @tables.freeze
  @indexes.freeze
end

Instance Attribute Details

#indexes ⇒ Object (readonly)

Returns the value of attribute indexes.



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# File 'lib/index_lifter.rb', line 5

def indexes
  @indexes
end

#tables ⇒ Object (readonly)

Returns the value of attribute tables.



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# File 'lib/index_lifter.rb', line 5

def tables
  @tables
end

Class Method Details

.without_indexes(*tables, &block) ⇒ Object 



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# File 'lib/index_lifter.rb', line 7

def self.without_indexes(*tables, &block)
  IndexLifter.new(*tables).without_indexes(&block)
end

Instance Method Details

#without_indexes(&block) ⇒ Object 



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# File 'lib/index_lifter.rb', line 20

def without_indexes(&block)
  lift_indexes(indexes)
  yield
ensure
  reinstate_indexes(indexes)
end