Struct MetadataBuilder 

pub struct MetadataBuilder { /* private fields */ }

Builder for Metadata value object

Example

use chrono::Utc;
use uuid::Uuid;

let user_id = Uuid::new_v4();
let metadata = Metadata::builder()
    .created_at(Utc::now())
    .updated_at(Utc::now())
    .created_by(Some(user_id))
    .build();

Implementations

impl MetadataBuilder

pub fn created_at(self, value: DateTime<Utc>) -> Self

Set the created_at timestamp

pub fn updated_at(self, value: DateTime<Utc>) -> Self

Set the updated_at timestamp

pub fn deleted_at(self, value: DateTime<Utc>) -> Self

Set the deleted_at timestamp

pub fn created_by(self, value: Uuid) -> Self

Set the created_by user ID

pub fn updated_by(self, value: Uuid) -> Self

Set the updated_by user ID

pub fn deleted_by(self, value: Uuid) -> Self

Set the deleted_by user ID

pub fn no_created_by(self) -> Self

Set created_by to None explicitly

pub fn no_updated_by(self) -> Self

Set updated_by to None explicitly

pub fn no_deleted_by(self) -> Self

Set deleted_by to None explicitly

pub fn build(self) -> Result<Metadata, String>

Build the Metadata value object

Errors

Returns error if required fields (created_at, updated_at) are not set.

Trait Implementations

impl Clone for MetadataBuilder

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MetadataBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MetadataBuilder

fn default() -> Self

Returns the “default value” for a type.