class ASeriesOfTubes::TubeRecord::DBConnection

Public Class Methods

execute(*args) click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 30
def self.execute(*args)
  print_query(*args)
  instance.execute(*args)
end
execute2(*args) click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 35
def self.execute2(*args)
  print_query(*args)
  instance.execute2(*args)
end
instance() click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 24
def self.instance
  reset if @db.nil?

  @db
end
last_insert_row_id() click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 40
def self.last_insert_row_id
  instance.last_insert_row_id
end
open(db_file_name) click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 6
def self.open(db_file_name)
  @db = SQLite3::Database.new(db_file_name)
  @db.results_as_hash = true
  @db.type_translation = true

  @db
end
reset() click to toggle source
# File lib/a_series_of_tubes/tube_record/db_connection.rb, line 14
def self.reset
  commands = [
    "rm '#{TUBE_DB_FILE}'",
    "cat '#{TUBE_SQL_FILE}' | sqlite3 '#{TUBE_DB_FILE}'"
  ]

  commands.each { |command| `#{command}` }
  DBConnection.open(TUBE_DB_FILE)
end

Private Class Methods

print_query(query, *interpolation_args) click to toggle source