def input_handler_depth(self, i):
api.test_input(i, 'number of depths to return must be greater than 0',
api.tests.greater_than(0))
num = api.tree.current_node.number_of_parents
api.test_input(i, 'number of depths to return must not exceed {}'
.format(num), api.tests.less_equal(num))
return i
def input_handler_alias(self, name):
name = ' '.join(name.strip().lower().split())
api.test_input(
name,
['command name must start with letter or underscore',
'invalid character in command name'],
*api.tests.is_valid_command_name
)
return name
def input_handler_position(self, i):
if self.inputs.get('node', None) is None:
node = api.tree.current_node
else:
# in the child node (argument 'in')
node = self.inputs['node']
num = len(node.children) + 1
# +1 because the extra one is the last non-existent index that
# may be created
api.test_input(
i, ['position must be an integer', 'position must be greater '
'than 0', 'position must not exceed {}'.format(num)],
*api.tests.is_valid_child_index(num)
)
return int(i)
def input_handler_node(self, i):
i = api.evaluate_node_reference(i)
api.test_input(i, 'node reference must be forward reference',
api.tests.is_forward_reference)
return i
def input_handler_node(self, i):
i = api.evaluate_node_reference(i)
api.test_input(i, 'input must be node reference',
api.is_node)
return i
def input_handler_tag(self, i):
api.test_input(i, 'tag cannot be empty', api.tests.not_whitespace,
bool)
return i