type CELDeviceSelectorApplyConfiguration … // CELDeviceSelectorApplyConfiguration constructs a declarative configuration of the CELDeviceSelector type for use with // apply. func CELDeviceSelector() *CELDeviceSelectorApplyConfiguration { … } // WithExpression sets the Expression field in the declarative configuration to the given value // and returns the receiver, so that objects can be built by chaining "With" function invocations. // If called multiple times, the Expression field is set to the value of the last call. func (b *CELDeviceSelectorApplyConfiguration) WithExpression(value string) *CELDeviceSelectorApplyConfiguration { … }