def visitPropertySetter(self, ctx):
name = ctx.children[1].accept(self)
argName = ctx.children[3].accept(self)
body = ctx.children[6].accept(self)
param = Object()
param.set = Function([argName], self.environment, body)
return (name, param)
def visitPropertySetter(self, ctx):
name = ctx.children[1].accept(self)
argName = ctx.children[3].accept(self)
body = ctx.children[6].accept(self)
param = Object()
param.set = Function([argName], self.environment, body)
return (name, param)
def execute_MAKE_OBJECT(self, nr_elements):
obj = Object()
for i in range(0, nr_elements):
key = self.stack.pop()
value = self.stack.pop()
setattr(obj, key, value)
self.stack.push(obj)
def execute_NEW(self, nr_arguments):
constructor = self.stack.pop()
arguments = []
for i in range(0, nr_arguments):
arguments.insert(0, self.stack.pop())
obj = Object()
constructor(obj, *arguments)
self.stack.push(obj)
def test_043_make_getter(self):
f = Function(None, None, None)
obj = Object()
self.run_test_executor([[OpCode.PUSH, obj], [OpCode.PUSH, f],
[OpCode.PUSH, 'test'], [OpCode.MAKE_GETTER]],
[obj], {}, {})
self.assertTrue(isinstance(obj.test, Property))
self.assertEqual(obj.test.getter, f)
self.assertEqual(obj.test.setter, None)
def test_014_store_member(self):
obj = Object()
setattr(obj, 'a', -1.0)
self.run_test_executor([[OpCode.PUSH, 1.0], [OpCode.PUSH, obj],
[OpCode.STORE_MEMBER, 'a']], [1.0], {}, {})
self.assertEqual(obj.a, 1.0)
arr = [1.0, 2.0, 4.0]
self.run_test_executor([[OpCode.PUSH, -1.0], [OpCode.PUSH, arr],
[OpCode.STORE_MEMBER, 1]], [-1.0], {}, {})
self.assertEqual(arr, [1.0, -1.0, 4.0])
def test_024_new(self):
def func_new(env):
self.assertTrue(env.value("this"), Object)
self.assertEqual(env.value('a'), 1.0)
self.assertEqual(env.value('b'), 2.0)
f = Function(['a', 'b'], Environment(), func_new)
self.run_test_executor([[OpCode.PUSH, 1.0], [OpCode.PUSH, 2.0],
[OpCode.PUSH, f], [OpCode.NEW, 2]], [Object()],
{}, {})
def execute_make_object(self, count):
'''
Execute the MAKE_OBJECT instruction
'''
arr = self.execute_pop(count * 2)
obj = Object()
for i in range(0, len(arr), 2):
setattr(obj, arr[i], arr[i + 1])
self.stack.push(obj)
def test_013_load_member(self):
obj = Object()
setattr(obj, 'a', -1.0)
self.run_test_executor([[OpCode.PUSH, obj], [OpCode.LOAD_MEMBER, 'a']],
[-1.0], {}, {})
arr = [1.0, 2.0, 4.0]
self.run_test_executor([[OpCode.PUSH, arr], [OpCode.LOAD_MEMBER, 1]],
[2.0], {}, {})
self.run_test_executor(
[[OpCode.PUSH, arr], [OpCode.LOAD_MEMBER, 'length']], [3.0], {},
{})
def test_016_store_index(self):
obj = Object()
setattr(obj, 'a', -1.0)
self.run_test_executor([[OpCode.PUSH, 1.0], [OpCode.PUSH, obj],
[OpCode.PUSH, 'a'], [OpCode.STORE_INDEX]],
[1.0], {}, {})
self.assertEqual(obj.a, 1.0)
arr = [1.0, 2.0, 4.0]
self.run_test_executor([[OpCode.PUSH, -1.0], [OpCode.PUSH, arr],
[OpCode.PUSH, 1], [OpCode.STORE_INDEX]],
[-1.0], {}, {})
self.assertEqual(arr, [1.0, -1.0, 4.0])
def test_015_load_index(self):
obj = Object()
setattr(obj, 'a', -1.0)
self.run_test_executor(
[[OpCode.PUSH, obj], [OpCode.PUSH, 'a'], [OpCode.LOAD_INDEX]],
[-1.0], {}, {})
arr = [1.0, 2.0, 4.0]
self.run_test_executor(
[[OpCode.PUSH, arr], [OpCode.PUSH, 1], [OpCode.LOAD_INDEX]], [2.0],
{}, {})
self.run_test_executor(
[[OpCode.PUSH, arr], [OpCode.PUSH, 'length'], [OpCode.LOAD_INDEX]],
[3.0], {}, {})
def execute_new(self, argCount):
'''
Execute the NEW instruction
'''
func = self.stack.pop()
args = []
obj = Object()
if argCount > 0:
args = self.execute_pop(argCount)
args = list(reversed(args))
func(obj, *args)
self.execute_push(obj)
def visitObjectLiteralExpression(self, ctx):
obj = Object()
# res is a list of tuples
res = ctx.children[0].accept(self)
for value in res:
if len(value) == 3:
prop = Property(obj)
if value[0] == 'get':
prop.getter = value[-1]
else:
prop.setter = value[-1]
setattr(obj, str(value[1]), prop)
else:
setattr(obj, str(value[0]), value[1])
return obj
def test_041_make_object(self):
(stack, env) = self.run_test_executor(
[[OpCode.PUSH, 1.0], [OpCode.PUSH, 'a'], [OpCode.PUSH, 2.0],
[OpCode.PUSH, 'b'], [OpCode.MAKE_OBJECT, 2]], [Object()], {}, {})
self.assertEqual(stack[0].a, 1.0)
self.assertEqual(stack[0].b, 2.0)
def visitPropertyGetter(self, ctx):
name = ctx.children[1].accept(self)
body = ctx.children[5].accept(self)
param = Object()
param.get = Function([], self.environment, body)
return (name, param)
def visitPropertyGetter(self, ctx):
name = ctx.children[1].accept(self)
body = ctx.children[5].accept(self)
param = Object()
param.get = Function([], self.environment, body)
return (name, param)