Class: Sequel::Amalgalite::SequelTypeMap

Inherits:
Amalgalite::TypeMaps::DefaultMap
  • Object
show all
Defined in:
lib/sequel/adapters/amalgalite.rb

Overview

Type conversion map class for Sequel's use of Amalgamite

Instance Method Summary (collapse)

Constructor Details

- (SequelTypeMap) initialize(db)

Store the related database object, in order to be able to correctly handle the database timezone.



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# File 'lib/sequel/adapters/amalgalite.rb', line 20

def initialize(db)
  @db = db
end

Instance Method Details

- (Object) blob(s)

Return blobs as instances of Sequel::SQL::Blob instead of Amalgamite::Blob



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# File 'lib/sequel/adapters/amalgalite.rb', line 26

def blob(s)
  SQL::Blob.new(s)
end

- (Object) datetime(s)

Return datetime types as instances of Sequel.datetime_class



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# File 'lib/sequel/adapters/amalgalite.rb', line 37

def datetime(s)
  @db.to_application_timestamp(s)
end

- (Object) decimal(s)

Return numeric/decimal types as instances of BigDecimal instead of Float



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# File 'lib/sequel/adapters/amalgalite.rb', line 32

def decimal(s)
  BigDecimal.new(s)
end

- (Object) result_value_of(declared_type, value)

Don't raise an error if the value is a string and the declared type doesn't match a known type, just return the value.



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# File 'lib/sequel/adapters/amalgalite.rb', line 47

def result_value_of(declared_type, value)
  if value.is_a?(::Amalgalite::Blob)
    SQL::Blob.new(value.to_s)
  elsif value.is_a?(String) && declared_type
    (meth = self.class.sql_to_method(declared_type.downcase)) ? send(meth, value) : value
  else
    super
  end
end

- (Object) time(s)



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# File 'lib/sequel/adapters/amalgalite.rb', line 41

def time(s)
  Sequel.string_to_time(s)
end