public Description matchMemberReference()

in static-analysis/autodispose-error-prone/src/main/java/autodispose2/errorprone/AbstractReturnValueIgnored.java [109:135]

• 21 lines of code
• 5 McCabe index (conditional complexity)

  public Description matchMemberReference(MemberReferenceTree tree, VisitorState state) {
    boolean matches = specializedMatcher().matches(tree, state);
    if (!matches) {
      return Description.NO_MATCH;
    }

    if (lenient()) {
      boolean isUnusedReturnValue =
          allOf(
                  AbstractReturnValueIgnored::isNotConstructorReference,
                  AbstractReturnValueIgnored::isVoidReturningMethodReferenceExpression,
                  // Skip cases where the method we're referencing really does return void. We're
                  // only
                  // looking for cases where the referenced method does not return void, but it's
                  // being
                  // used on a void-returning functional interface.
                  not((t, s) -> isVoidType(getSymbol(tree).getReturnType(), s)),
                  not((t, s) -> isThrowingFunctionalInterface(s, ((JCMemberReference) t).type)))
              .matches(tree, state);
      if (!isUnusedReturnValue) {
        if (isValidReturnValueType(tree, state)) {
          return Description.NO_MATCH;
        }
      }
    }
    return describeMatch(tree);
  }