def main(shell: bool, packages_path: str, scripts: Tuple[str]):
"""
Execute ActionScript files.
"""
environment = {}
for script in scripts:
path = Path(script)
try:
execute(
path.open('rt', encoding='utf-8').read(), str(path),
environment)
except Exception as e:
print_exception(e)
sys.exit(1)
if shell:
run_shell(environment)
def run_shell(environment: dict):
session = PromptSession()
style = style_from_pygments_cls(NativeStyle)
click.echo(f'{click.style("Welcome to as3 shell!", fg="yellow")}')
while True:
line = session.prompt(
'>>> ',
lexer=PygmentsLexer(ActionScript3Lexer),
style=style,
auto_suggest=AutoSuggestFromHistory(),
)
try:
value = execute(line, '<shell>', environment)
except Exception as e:
print_exception(e)
else:
print(
highlight(repr(value), ActionScript3Lexer(),
TerminalFormatter()))
def test_simple_class():
object_ = execute('class X { }; new X()')
assert isinstance(object_, dict)
assert object_['__proto__'] == {}
assert object_['__proto__'] is object_['constructor']['prototype']
def test_boolean_literal(source: str, expected: Any):
assert execute(source) == expected
def test_get_property(source: str, expected: Any):
assert execute(source, environment={'foo': {'baz': 2}}) == expected
def test_new_string():
assert execute('new String(2)') == '2'
def test_execute_deprecated(source: str, expected: Any) -> None:
class FakeException(Exception):
pass
assert execute(source, '<ast>', {'FakeException': FakeException}) == expected
def test_initialized_class_field():
assert execute('class X { var a = 42 }; new X().a') == 42
def test_augmented_assignment(source: str, expected: Any):
assert execute(source) == expected
def test_variable_definition(source: str, expected: Any):
assert execute(source) == expected
def test_label():
# For the sake of simplicity a label is evaluated to `None`.
assert execute('addr58:') is None
def test_null():
assert execute('null') is None
def test_conditional(source: str, expected: Any):
assert execute(source) == expected
def test_float_literal(source: str, expected: Any):
assert execute(source) == expected
def test_undefined():
assert execute('undefined') == undefined
def test_class_constructor():
assert execute('var expected; class X { function X() { expected = 42 } }; new X(); expected') == 42
def test_get_missing_class_field():
assert execute('class X { }; new X().a') is undefined
def test_addition():
assert execute('2 + 2') == 4
def test_priority(source: str, expected: Any):
assert execute(source) == expected
def test_for(source: str, expected: Any):
environment = {'foo': 0}
assert execute(source, environment=environment) == expected
def test_new_string_generic():
assert execute('new String.<Whatever>(2)') == '2'
def test_function_parameter(source: str, expected: Any):
assert execute(source) == expected
def test_math(source: str, expected: Any):
assert execute(source) == expected
def test_function_return(source: str, expected: Any):
assert execute(source) == expected
def test_call_function(source: str, expected: Any):
assert execute(source, environment={
'bar': make_function_object(lambda a, b: a + b),
'baz': make_function_object(lambda: 42),
}) == expected
def test_assign_property(source: str, expected: Any):
assert execute(source, environment={'dict_': {}}) == expected
def test_unary(source: str, expected: Any):
assert execute(source) == expected
def test_reference_error(source: str):
with raises(ASReferenceError):
execute(source)
