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Add wildcard parameterized type #121

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Feb 20, 2022
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,8 @@ public class CommandParserTestUtil {
* Asserts that the parsing of {@code userInput} by {@code parser} is successful and the command created
* equals to {@code expectedCommand}.
*/
public static void assertParseSuccess(Parser parser, String userInput, Command expectedCommand) {
public static void assertParseSuccess(Parser<? extends Command> parser, String userInput,
Command expectedCommand) {
try {
Command command = parser.parse(userInput);
assertEquals(expectedCommand, command);
Expand All @@ -27,7 +28,7 @@ public static void assertParseSuccess(Parser parser, String userInput, Command e
* Asserts that the parsing of {@code userInput} by {@code parser} is unsuccessful and the error message
* equals to {@code expectedMessage}.
*/
public static void assertParseFailure(Parser parser, String userInput, String expectedMessage) {
public static void assertParseFailure(Parser<? extends Command> parser, String userInput, String expectedMessage) {
try {
parser.parse(userInput);
throw new AssertionError("The expected ParseException was not thrown.");
Expand Down