def _convert(space, w_value):
"""Convert a wrapped value into a wrapped W_Value."""
if space.is_w(w_value, space.w_None):
return null
if space.isinstance_w(w_value, space.w_bool):
# This works because W_Bool is a subclass of W_Int.
return W_Boolean(support.emjs_make_bool(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_int):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_long):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_float):
return W_Number(support.emjs_make_double(space.float_w(w_value)))
if space.isinstance_w(w_value, space.w_str):
value = space.str_w(w_value)
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
return W_String(support.emjs_make_strn(value, len(value)))
# XXX TODO: is this typecheck safe and accurate?
if isinstance(w_value, pypy.interpreter.function.Function):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
if isinstance(w_value, pypy.interpreter.function.Method):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
errmsg = "could not convert py type to js type"
raise OperationError(space.w_TypeError, space.wrap(errmsg))
def _convert(space, w_value):
"""Convert a wrapped value into a wrapped W_Value."""
if space.is_w(w_value, space.w_None):
return null
if space.isinstance_w(w_value, space.w_bool):
# This works because W_Bool is a subclass of W_Int.
return W_Boolean(support.emjs_make_bool(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_int):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_long):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_float):
return W_Number(support.emjs_make_double(space.float_w(w_value)))
if space.isinstance_w(w_value, space.w_str):
value = space.str_w(w_value)
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
return W_String(support.emjs_make_strn(value, len(value)))
# XXX TODO: is this typecheck safe and accurate?
if isinstance(w_value, pypy.interpreter.function.Function):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
if isinstance(w_value, pypy.interpreter.function.Method):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
errmsg = "could not convert py type to js type"
raise OperationError(space.w_TypeError, space.wrap(errmsg))
def W_String_descr__new__(space, w_subtype, w_value):
w_self = space.allocate_instance(W_String, w_subtype)
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
else:
value = space.str_w(w_value)
h_value = support.emjs_make_strn(value, len(value))
W_String.__init__(space.interp_w(W_String, w_self), h_value)
return w_self
def W_String_descr__new__(space, w_subtype, w_value):
w_self = space.allocate_instance(W_String, w_subtype)
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
else:
value = space.str_w(w_value)
h_value = support.emjs_make_strn(value, len(value))
W_String.__init__(space.interp_w(W_String, w_self), h_value)
return w_self
def dispatch_callback(dataptr, h_args):
id = rffi.cast(lltype.Signed, dataptr)
callback = global_callback_map.get(id)
if callback is None:
raise RuntimeError("invalid callback id; was it garbage-collected?")
space = callback.space
# Unpack h_args as an extension of the default args from the callback.
# If the callback wants the value of 'this', pass it as first argument.
args_w, kw_w = callback.__args__.unpack()
if kw_w:
raise RuntimeError("callback function kw args not implemented yet")
h_args_len = support.emjs_length(h_args)
all_args_len = len(args_w) + h_args_len
if callback.wants_this:
all_args_len += 1
all_args_w = [None] * all_args_len
i = 0
if callback.wants_this:
h_this = support.emjs_prop_get_str(h_args, "this")
w_this = _wrap_handle(space, h_this)
all_args_w[0] = w_this
i += 1
for w_arg in args_w:
all_args_w[i] = w_arg
i += 1
for j in xrange(h_args_len):
w_arg = _wrap_handle(space, support.emjs_prop_get_int(h_args, j))
all_args_w[i] = w_arg
i += 1
# Do the call, propagating return value or error as appropriate.
try:
w_res = space.call(callback.w_callback, space.newtuple(all_args_w))
except OperationError, pyerr:
# XXX TODO: tunnel the exception through JS and back to Python?
# XXX TODO: allow the callback to raise js.Error and reflect it
# properly through to the javascript side.
# w_jserror = getstate(space).w_jserror
# if isinstance(pyerr, w_jserror):
# with _unwrap_handle(pyerror.args[0]) as h_err:
# support.emjs_set_error(h_err)
# else:
# h_msg = make_error_string()
# h_data = make_error_pickle()
# h_err = new(h_pyerror, [h_msg, h_data])
# support.emjs_set_error(h_err)
# support.emjs_free(h_err)
errmsg = pyerr.errorstr(space)
h_errmsg = support.emjs_make_strn(errmsg, len(errmsg))
support.emjs_set_error(h_errmsg)
support.emjs_free(h_errmsg)
return support.EMJS_ERROR
def dispatch_callback(dataptr, h_args):
id = rffi.cast(lltype.Signed, dataptr)
callback = global_callback_map.get(id)
if callback is None:
raise RuntimeError("invalid callback id; was it garbage-collected?")
space = callback.space
# Unpack h_args as an extension of the default args from the callback.
# If the callback wants the value of 'this', pass it as first argument.
args_w, kw_w = callback.__args__.unpack()
if kw_w:
raise RuntimeError("callback function kw args not implemented yet")
h_args_len = support.emjs_length(h_args)
all_args_len = len(args_w) + h_args_len
if callback.wants_this:
all_args_len += 1
all_args_w = [None] * all_args_len
i = 0
if callback.wants_this:
h_this = support.emjs_prop_get_str(h_args, "this")
w_this = _wrap_handle(space, h_this)
all_args_w[0] = w_this
i += 1
for w_arg in args_w:
all_args_w[i] = w_arg
i += 1
for j in xrange(h_args_len):
w_arg = _wrap_handle(space, support.emjs_prop_get_int(h_args, j))
all_args_w[i] = w_arg
i += 1
# Do the call, propagating return value or error as appropriate.
try:
w_res = space.call(callback.w_callback, space.newtuple(all_args_w))
except OperationError, pyerr:
# XXX TODO: tunnel the exception through JS and back to Python?
# XXX TODO: allow the callback to raise js.Error and reflect it
# properly through to the javascript side.
# w_jserror = getstate(space).w_jserror
# if isinstance(pyerr, w_jserror):
# with _unwrap_handle(pyerror.args[0]) as h_err:
# support.emjs_set_error(h_err)
# else:
# h_msg = make_error_string()
# h_data = make_error_pickle()
# h_err = new(h_pyerror, [h_msg, h_data])
# support.emjs_set_error(h_err)
# support.emjs_free(h_err)
errmsg = pyerr.errorstr(space)
h_errmsg = support.emjs_make_strn(errmsg, len(errmsg))
support.emjs_set_error(h_errmsg)
support.emjs_free(h_errmsg)
return support.EMJS_ERROR
def _convert(space, w_value):
"""Convert a wrapped value into a wrapped W_Value."""
if space.is_w(w_value, space.w_None):
return null
if space.isinstance_w(w_value, space.w_bool):
# This works because W_Bool is a subclass of W_Int.
return W_Boolean(support.emjs_make_bool(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_int):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_long):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_float):
return W_Number(support.emjs_make_double(space.float_w(w_value)))
if space.isinstance_w(w_value, space.w_str):
value = space.str_w(w_value)
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_dict):
obj = W_Object(support.emjs_make_object())
w_items = space.call_method(w_value, 'items')
w_iter = space.iter(w_items)
while True:
try:
w_tup = space.next(w_iter)
w_key = space.getitem(w_tup, space.newint(0))
w_value = space.getitem(w_tup, space.newint(1))
space.setattr(obj, w_key, w_value)
except OperationError as e:
if not e.match(space, space.w_StopIteration):
raise
else:
break
return obj
if space.isinstance_w(w_value, space.w_list):
lst = W_Array(support.emjs_make_array(space.int_w(space.len(w_value))))
w_iter = space.iter(w_value)
i = 0
while True:
try:
w_item = space.next(w_iter)
space.setitem(lst, space.newint(i), w_item)
i += 1
except OperationError as e:
if not e.match(space, space.w_StopIteration):
raise
else:
break
return lst
# XXX TODO: is this typecheck safe and accurate?
if isinstance(w_value, pypy.interpreter.function.Function):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
if isinstance(w_value, pypy.interpreter.function.Method):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
errmsg = "could not convert py type to js type"
raise OperationError(space.w_TypeError, space.wrap(errmsg))
def _convert(space, w_value):
"""Convert a wrapped value into a wrapped W_Value."""
if space.is_w(w_value, space.w_None):
return null
if space.isinstance_w(w_value, space.w_bool):
# This works because W_Bool is a subclass of W_Int.
return W_Boolean(support.emjs_make_bool(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_int):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_long):
return W_Number(support.emjs_make_int32(space.int_w(w_value)))
if space.isinstance_w(w_value, space.w_float):
return W_Number(support.emjs_make_double(space.float_w(w_value)))
if space.isinstance_w(w_value, space.w_str):
value = space.str_w(w_value)
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_unicode):
# XXX TODO: it would be awesome not to have to go via utf8.
# Can we convert from raw in-memory repr direct to JS string?
value = space.unicode_w(w_value).encode("utf-8")
return W_String(support.emjs_make_strn(value, len(value)))
if space.isinstance_w(w_value, space.w_dict):
obj = W_Object(support.emjs_make_object())
w_items = space.call_method(w_value, 'items')
w_iter = space.iter(w_items)
while True:
try:
w_tup = space.next(w_iter)
w_key = space.getitem(w_tup, space.newint(0))
w_value = space.getitem(w_tup, space.newint(1))
space.setattr(obj, w_key, w_value)
except OperationError as e:
if not e.match(space, space.w_StopIteration):
raise
else:
break
return obj
if space.isinstance_w(w_value, space.w_list):
lst = W_Array(support.emjs_make_array(space.int_w(space.len(w_value))))
w_iter = space.iter(w_value)
i = 0
while True:
try:
w_item = space.next(w_iter)
space.setitem(lst, space.newint(i), w_item)
i += 1
except OperationError as e:
if not e.match(space, space.w_StopIteration):
raise
else:
break
return lst
# XXX TODO: is this typecheck safe and accurate?
if isinstance(w_value, pypy.interpreter.function.Function):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
if isinstance(w_value, pypy.interpreter.function.Method):
args = pypy.interpreter.function.Arguments(space, [])
h_cb, cb = _make_callback(space, w_value, False, args)
return W_Function(h_cb, None, cb)
errmsg = "could not convert py type to js type"
raise OperationError(space.w_TypeError, space.wrap(errmsg))
