AsPattern#pattern() can accept any type of closed pattern (#982)

Author: andrea-guarino-sonarsource

python-frontend/src/main/java/org/sonar/python/tree/PythonTreeMaker.java

@@ -831,7 +831,7 @@ public static Pattern pattern(AstNode pattern) {
   }
 
   private static AsPattern asPattern(AstNode asPattern) {
-    Pattern pattern = literalPattern(asPattern.getFirstChild(PythonGrammar.CLOSED_PATTERN).getFirstChild());
+    Pattern pattern = closedPattern(asPattern.getFirstChild(PythonGrammar.CLOSED_PATTERN));
     Token asKeyword = toPyToken(asPattern.getFirstChild(PythonKeyword.AS).getToken());
     Name alias = name(asPattern.getFirstChild(PythonGrammar.CAPTURE_PATTERN).getFirstChild());
     return new AsPatternImpl(pattern, asKeyword, alias);

python-frontend/src/test/java/org/sonar/python/tree/PythonTreeMakerMatchStatementTest.java

@@ -157,6 +157,10 @@ public void as_pattern() {
     assertThat(asPattern.pattern()).isInstanceOf(LiteralPattern.class);
     assertThat(asPattern.alias().name()).isEqualTo("x");
     assertThat(asPattern.children()).extracting(Tree::getKind).containsExactly(Tree.Kind.LITERAL_PATTERN, Tree.Kind.TOKEN, Tree.Kind.NAME);
+
+    caseBlock = parse("case value as x: ...", treeMaker::caseBlock);
+    asPattern = (AsPattern) caseBlock.pattern();
+    assertThat(asPattern.pattern().getKind()).isEqualTo(Tree.Kind.CAPTURE_PATTERN);
   }
 
   @Test