Potentially wrong type of a formal argument in a patterns test

[chloestefantsova]

In the following test the function test expects a List as the parameter, but then the parameter is matched agains map patterns. It seems that the type of the formal parameter was supposed to be Map.

co19/LanguageFeatures/Patterns/map_A01_t02.dart

Lines 49 to 51 in 96b7271

	String test(List list) {
	switch (list) {
	case <int, num>{1: > 0 || -42}: