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Issue more precise error when disconnecting a nonexistent connection 

Checks whether the signal exists when issuing an error message when
disconnecting a nonexistent connection. Also prints the callable name.
This commit is contained in:
Maganty Rushyendra 2020-12-31 18:33:39 +08:00
parent 36c943260e
commit 6c026a6814
1 changed files with 6 additions and 1 deletions
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7
core/object/object.cpp
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@ -1357,7 +1357,12 @@ void Object::_disconnect(const StringName &p_signal, const Callable &p_callable,
ERR_FAIL_COND(!target_object);
SignalData *s = signal_map.getptr(p_signal);
ERR_FAIL_COND_MSG(!s, vformat("Nonexistent signal '%s' in %s.", p_signal, to_string()));
if (!s) {
bool signal_is_valid = ClassDB::has_signal(get_class_name(), p_signal) ||
(!script.is_null() && Ref<Script>(script)->has_script_signal(p_signal));
ERR_FAIL_COND_MSG(signal_is_valid, "Attempt to disconnect a nonexistent connection from '" + to_string() + "'. signal: '" + p_signal + "', callable: '" + p_callable + "'.");
}
ERR_FAIL_COND_MSG(!s, vformat("Disconnecting nonexistent signal '%s' in %s.", p_signal, to_string()));
ERR_FAIL_COND_MSG(!s->slot_map.has(*p_callable.get_base_comparator()), "Disconnecting nonexistent signal '" + p_signal + "', callable: " + p_callable + ".");