def test_single_restart(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(any_type(),
yield_types={
"out": any_type(),
"in": int_type()
}),
return_op(
addition_op(shift_op(literal_op("hello"), int_type()),
literal_op(40)))), context,
frame_manager).close(None)
def first():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as yielder:
first()
self.assertEquals(yielder.value, "hello")
def second():
yielder.create_continuation(first, {}).invoke(2, frame_manager)
with frame_manager.capture("return") as returner:
second()
self.assertEquals(returner.value, 42)
def test_restart_into_local_initialization(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(any_type(),
yield_types={
"out": any_type(),
"in": int_type()
}), int_type(),
shift_op(literal_op("hello"), int_type()),
return_op(
dereference_op(context_op(), literal_op("local"), True))),
context, frame_manager).close(None)
def start():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as yielder:
start()
self.assertEquals(yielder.value, "hello")
def restart():
yielder_restart_continuation = yielder.create_continuation(
start,
func.get_type().break_types)
yielder_restart_continuation.invoke(32, frame_manager)
with frame_manager.capture("return") as returner:
restart()
self.assertEquals(returner.value, 32)
def test_restart_comma(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(int_type(),
yield_types={
"out": any_type(),
"in": int_type()
}),
return_op(
comma_op(literal_op(5),
shift_op(literal_op("first"), int_type()),
shift_op(literal_op("second"), int_type())))),
context, frame_manager).close(None)
def first():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as first_yielder:
first()
self.assertEquals(first_yielder.value, "first")
def second():
first_yield_restart_continuation = first_yielder.create_continuation(
first,
func.get_type().break_types)
first_yield_restart_continuation.invoke(4, frame_manager)
with frame_manager.capture("yield") as second_yielder:
second()
self.assertEquals(second_yielder.value, "second")
def third():
second_yield_restart_continuation = second_yielder.create_continuation(
second,
func.get_type().break_types)
second_yield_restart_continuation.invoke(42, frame_manager)
with frame_manager.capture("return") as returner:
third()
self.assertEquals(returner.value, 42)
def test_restart_into_local_initialization_and_code(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(any_type(),
yield_types={
"out": any_type(),
"in": int_type()
}), int_type(),
shift_op(literal_op("first"), int_type()),
return_op(
addition_op(
dereference_op(context_op(), literal_op("local"),
True),
shift_op(literal_op("second"), int_type())))), context,
frame_manager).close(None)
def first():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as first_yielder:
first()
self.assertEquals(first_yielder.value, "first")
def second():
first_restart_continuation = first_yielder.create_continuation(
first,
func.get_type().break_types)
first_restart_continuation.invoke(40, frame_manager)
with frame_manager.capture("yield") as second_yielder:
second()
self.assertEquals(second_yielder.value, "second")
with frame_manager.capture("return") as returner:
second_restart_continuation = second_yielder.create_continuation(
first,
func.get_type().break_types)
second_restart_continuation.invoke(2, frame_manager)
self.assertEquals(returner.value, 42)
def test_repeated_restart_while_using_restart_values(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(any_type(),
yield_types={
"out": any_type(),
"in": int_type()
}),
return_op(
addition_op(shift_op(literal_op(30), int_type()),
shift_op(literal_op(10), int_type())))),
context, frame_manager).close(None)
def first():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as first_yielder:
first()
def second():
first_yielder.create_continuation(first, {}).invoke(
first_yielder.value + 1, frame_manager)
with frame_manager.capture("yield") as second_yielder:
second()
def third():
second_yielder.create_continuation(second, {}).invoke(
second_yielder.value + 1, frame_manager)
with frame_manager.capture("return") as returner:
third()
self.assertEquals(returner.value, 42)
def test_repeated_restart_with_outer_return_handling(self):
context = PythonObject({})
frame_manager = FrameManager()
func = prepare(
function_lit(
no_value_type(),
build_break_types(int_type(),
yield_types={
"out": any_type(),
"in": int_type()
}),
return_op(
addition_op(shift_op(literal_op("first"), int_type()),
shift_op(literal_op("second"), int_type())))),
context, frame_manager).close(None)
with frame_manager.capture("return") as return_capturer:
def first():
func.invoke(NO_VALUE, frame_manager)
with frame_manager.capture("yield") as first_yielder:
first()
self.assertEquals(first_yielder.value, "first")
def second():
first_yielder.create_continuation(first, {}).invoke(
39, frame_manager)
with frame_manager.capture("yield") as second_yielder:
second()
self.assertEquals(second_yielder.value, "second")
second_yielder.create_continuation(second,
{}).invoke(3, frame_manager)
self.assertEquals(return_capturer.value, 42)
def get_default_global_context():
return PythonObject(
{
"static":
PythonObject(
{
"any":
PythonObject({"type": "Any"},
debug_reason="default-global-context"),
"int":
PythonObject({"type": "Integer"},
debug_reason="default-global-context"),
"bool":
PythonObject({"type": "Boolean"},
debug_reason="default-global-context"),
"string":
PythonObject({"type": "String"},
debug_reason="default-global-context"),
"void":
PythonObject({"type": "NoValue"},
debug_reason="default-global-context"),
"var":
PythonObject({"type": "Inferred"},
debug_reason="default-global-context"),
"range":
prepare(
function_lit(
list_type([int_type(), int_type()], None),
infer_all(), int_type(), dereference("argument.0"),
prepared_function(
loop_op(
condition_op(
binary_integer_op(
"lt", dereference("outer.local"),
dereference("outer.argument.1")),
comma_op(
shift_op(
dereference("outer.local"),
no_value_type()),
assignment_op(
dereference("outer"),
literal_op("local"),
addition_op(
dereference("outer.local"),
literal_op(1)))),
transform_op("break"))))), NO_VALUE,
FrameManager()).close(NO_VALUE),
"list":
prepare(
function_lit(
list_type([
function_type(
no_value_type(), {
"yield":
list_template_op([
object_template_op(
{
"in": no_value_type(),
"out": int_type()
})
]),
"value":
list_template_op([
object_template_op(
{"out": no_value_type()})
]),
}),
], None), infer_all(), inferred_type(),
dereference("argument.0"),
loop_op(
invoke_op(
local_function(
transform(
("yield", "value"),
("value", "end"),
reset_op(
dereference("outer.local"),
nop())),
comma_op(
assignment_op(
dereference("outer"),
literal_op("local"),
dereference(
"local.continuation")),
transform_op(
"value", "continue",
dereference("local.value"))))))
), NO_VALUE, FrameManager()).close(NO_VALUE),
"max":
prepare(
function_lit(
list_type([int_type()], int_type()), infer_all(),
inferred_type(), dereference("argument.0"),
comma_op(
map_op(
dereference("argument"),
prepared_function(
int_type(),
condition_op(
binary_integer_op(
"gt", dereference("argument"),
dereference("outer.local")),
assignment_op(
dereference("outer"),
literal_op("local"),
dereference("argument")),
nop()))), dereference("local"))),
NO_VALUE, FrameManager()).close(NO_VALUE),
},
debug_reason="default-global-context")
},
bind=DEFAULT_READONLY_COMPOSITE_TYPE,
debug_reason="default-global-context")
def build_looper():
return invoke_op(
close_op(prepare_op(shift_op(literal_op(42), any_type())),
context_op()), nop())