static String calculateReplacementExpression(
            GrConditionalExpression exp) {
        final GrExpression thenExpression = exp.getThenBranch();
        final GrExpression elseExpression = exp.getElseBranch();
        final GrExpression condition = exp.getCondition();
        assert thenExpression != null;
        assert elseExpression != null;
        if (isTrue(condition)) {
            return thenExpression.getText();
        } else {
            return elseExpression.getText();
        }
    }
static String calculateReplacementExpression(
            GrConditionalExpression exp)