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# File 'lib/fuzzily/migration.rb', line 5
def self.extended(by)
by.singleton_class.class_eval do
def trigrams_table_name=(custom_name)
@trigrams_table_name = custom_name
end
def trigrams_table_name
@trigrams_table_name ||= :trigrams
end
def trigrams_owner_id_column_type=(custom_type)
@trigrams_owner_id_column_type = custom_type
end
def trigrams_owner_id_column_type
@trigrams_owner_id_column_type ||= :integer
end
def up
create_table trigrams_table_name do |t|
t.string :trigram, limit: 3
t.integer :score, limit: 2
t.send trigrams_owner_id_column_type, :owner_id
t.string :owner_type
t.string :fuzzy_field
end
add_index trigrams_table_name, [:owner_id, :owner_type, :fuzzy_field, :trigram, :score], name: :index_for_match
add_index trigrams_table_name, [:owner_id, :owner_type], name: :index_by_owner
end
def down
drop_table trigrams_table_name
end
end
end
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