public Description matchConditionalExpression()

in legacy/java/piranha/src/main/java/com/uber/piranha/XPFlagCleaner.java [1360:1394]

33 lines of code
6 McCabe index (conditional complexity)


  public Description matchConditionalExpression(
      ConditionalExpressionTree tree, VisitorState state) {
    if (shouldSkip(state)) return Description.NO_MATCH;
    if (overLaps(tree, state)) {
      return Description.NO_MATCH;
    }
    ExpressionTree et = tree.getCondition();
    Value x = evalExpr(et, state);
    String replacementString = EMPTY;

    boolean update = false;
    ExpressionTree removedBranch = null;
    if (x.equals(Value.TRUE)) {
      update = true;
      replacementString = state.getSourceForNode(tree.getTrueExpression());
      removedBranch = tree.getFalseExpression();
    } else if (x.equals(Value.FALSE)) {
      update = true;
      replacementString = state.getSourceForNode(tree.getFalseExpression());
      removedBranch = tree.getTrueExpression();
    }

    if (update) {
      Preconditions.checkNotNull(removedBranch, "update => removedBranch != null here.");
      Description.Builder builder = buildDescription(tree);
      SuggestedFix.Builder fixBuilder = SuggestedFix.builder();
      fixBuilder.replace(tree, stripBraces(replacementString));
      decrementAllSymbolUsages(et, state, fixBuilder);
      decrementAllSymbolUsages(removedBranch, state, fixBuilder);
      builder.addFix(fixBuilder.build());
      endPos = state.getEndPosition(tree);
      return builder.build();
    }
    return Description.NO_MATCH;
  }