Class: Native::Array

367
368
369
370
371
372
373
374
375
376
377
378
379

# File 'opal/stdlib/native.rb', line 367
def initialize(native, options = {}, &block)
 super(native)
 @get = options[:get] || options[:access]
 @named = options[:named]
 @set = options[:set] || options[:access]
 @length = options[:length] || :length
 @block = block
 if `#{length} == null`
 raise ArgumentError, 'no length found on the array-like object'
 end
end

393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408

# File 'opal/stdlib/native.rb', line 393
def [](index)
 result = case index
 when String , Symbol
 @named ? `#{@native}[#{@named}](#{index})` : `#{@native}[#{index}]`
 when Integer
 @get ? `#{@native}[#{@get}](#{index})` : `#{@native}[#{index}]`
 end
 if result
 if @block
 @block.call(result)
 else
 Native (result)
 end
 end
end

410
411
412
413
414
415
416

# File 'opal/stdlib/native.rb', line 410
def []=(index, value)
 if @set
 `#{@native}[#{@set}](#{index}, #{Native .convert (value)})`
 else
 `#{@native}[#{index}] = #{Native .convert (value)}`
 end
end

381
382
383
384
385
386
387
388
389
390
391

# File 'opal/stdlib/native.rb', line 381
def each(&block)
 return enum_for :each unless block
 %x{
 for (var i = 0, length = #{length}; i < length; i++) {
 Opal.yield1(block, #{self[`i`]});
 }
 }
 self
end

440
441
442

# File 'opal/stdlib/native.rb', line 440
def inspect
 to_a.inspect
end

418
419
420
421
422
423
424
425
426
427
428
429
430
431
432

# File 'opal/stdlib/native.rb', line 418
def last(count = nil)
 if count
 index = length - 1
 result = []
 while index >= 0
 result << self[index]
 index -= 1
 end
 result
 else
 self[length - 1]
 end
end

434
435
436

# File 'opal/stdlib/native.rb', line 434
def length
 `#{@native}[#{@length}]`
end