bazarr/libs/js2py/constructors/jsarraybuffer.py

42 lines
871 B
Python

# this is based on jsarray.py
# todo check everything :)
from ..base import *
try:
import numpy
except:
pass
@Js
def ArrayBuffer():
a = arguments[0]
if isinstance(a, PyJsNumber):
length = a.to_uint32()
if length != a.value:
raise MakeError('RangeError', 'Invalid array length')
temp = Js(bytearray([0] * length))
return temp
return Js(bytearray([0]))
ArrayBuffer.create = ArrayBuffer
ArrayBuffer.own['length']['value'] = Js(None)
ArrayBuffer.define_own_property(
'prototype', {
'value': ArrayBufferPrototype,
'enumerable': False,
'writable': False,
'configurable': False
})
ArrayBufferPrototype.define_own_property(
'constructor', {
'value': ArrayBuffer,
'enumerable': False,
'writable': False,
'configurable': True
})