Class: Libsql::Connection

Inherits:
Object
  • Object
show all
Includes:
Prepareable
Defined in:
lib/libsql.rb

Instance Method Summary collapse

Methods included from Prepareable

#execute, #query

Constructor Details

#initialize(inner) ⇒ Connection

Returns a new instance of Connection.



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# File 'lib/libsql.rb', line 479

def initialize(inner)
  @inner = inner
end

Instance Method Details

#close ⇒ Object

Raises:



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# File 'lib/libsql.rb', line 512

def close
  raise ClosedException if closed?

  @inner.deinit
  @inner = nil
end

#closed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libsql.rb', line 519

def closed?
  @inner.nil?
end

#execute_batch(sql) ⇒ Object 



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# File 'lib/libsql.rb', line 510

def execute_batch(sql) = @inner.execute_batch(sql)

#prepare(sql) ⇒ Object

Raises:



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# File 'lib/libsql.rb', line 500

def prepare(sql)
  raise ClosedException if closed?

  stmt = Statement.new @inner.prepare sql

  return stmt unless block_given?

  begin yield stmt ensure stmt.close end
end

#transaction ⇒ Object

Raises:



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# File 'lib/libsql.rb', line 483

def transaction
  raise ClosedException if closed?

  tx = Transaction.new @inner.transaction
  return tx unless block_given?

  abort = false
  begin
    yield self
  rescue StandardError
    abort = true
    raise
  ensure
    abort and tx.rollback or tx.commit
  end
end