Class: Libsql::Rows

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

Instance Method Summary collapse

Constructor Details

#initialize(inner) ⇒ Rows

Returns a new instance of Rows.



319
320
321
 
# File 'lib/libsql.rb', line 319

def initialize(inner)
  @inner = inner
end

Instance Method Details

#close ⇒ Object

Raises:



353
354
355
356
357
358
 
# File 'lib/libsql.rb', line 353

def close
  raise ClosedException if closed?

  @inner.deinit
  @inner = nil
end

#closed? ⇒ Boolean

Returns:

  • (Boolean) 


360
361
362
 
# File 'lib/libsql.rb', line 360

def closed?
  @inner.nil?
end

#column_count ⇒ Object

Raises:



323
324
325
326
327
 
# File 'lib/libsql.rb', line 323

def column_count
  raise ClosedException if closed?

  @inner.length
end

#columns ⇒ Object

Raises:



329
330
331
332
333
 
# File 'lib/libsql.rb', line 329

def columns
  raise ClosedException if closed?

  (0...column_count).map { |i| @inner.name_at(i).to_s }
end

#each ⇒ Object 



346
347
348
349
350
351
 
# File 'lib/libsql.rb', line 346

def each
  while (row = self.next)
    yield row
    row.close
  end
end

#next ⇒ Object

Raises:



339
340
341
342
343
344
 
# File 'lib/libsql.rb', line 339

def next
  raise ClosedException if closed?

  row = @inner.next
  Row.new row unless row.empty?
end

#to_a ⇒ Object 



335
336
337
 
# File 'lib/libsql.rb', line 335

def to_a
  map(&:to_h)
end