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# Data structure to hold the result of a function that can be expected to fail.
# The use case is to report errors back to the GUI and act accordingly,
# instead of forgetting them to the console or having the script break on an assertion.
# This is a C-like way of things, where the result can bubble, and does not require globals.
@tool
# Replace `success` with `error : int`?
var success := false
var value = null
var message := ""
var inner_result = null
func _init(p_success: bool, p_message := "", p_inner = null):
success = p_success
message = p_message
inner_result = p_inner
# TODO Can't type-hint self return
func with_value(v):
value = v
return self
func get_message() -> String:
var msg := message
if inner_result != null:
msg += "\n"
msg += inner_result.get_message()
return msg
func is_ok() -> bool:
return success
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zaaarf