public Builder fieldRef(Output<String> fieldRef) {
            $.fieldRef = fieldRef;
            return this;
        }
@param fieldRef The path to the field that refers the expression. For example, the reference to the expression of the first item of validations is &#34;spec.validations[0].expression&#34;

@return builder
sdk/java/src/main/java/com/pulumi/kubernetes/admissionregistration/v1/inputs/ExpressionWarningArgs.java