Struct RelationBuilder 

pub struct RelationBuilder<'a> { /* private fields */ }

Builder for CreateRelation operations with full control.

Implementations

impl<'a> RelationBuilder<'a>

pub fn new() -> Self

Creates a new empty RelationBuilder.

pub fn id(self, id: Id) -> Self

Sets the relation ID.

pub fn relation_type(self, id: Id) -> Self

Sets the relation type.

pub fn from(self, id: Id) -> Self

Sets the source entity.

pub fn to(self, id: Id) -> Self

Sets the target entity.

pub fn entity(self, id: Id) -> Self

Sets an explicit reified entity ID.

pub fn position(self, pos: impl Into<Cow<'a, str>>) -> Self

Sets the position string for ordering.

pub fn from_space(self, space_id: Id) -> Self

Sets the from_space pin.

pub fn from_version(self, version_id: Id) -> Self

Sets the from_version pin.

pub fn to_space(self, space_id: Id) -> Self

Sets the to_space pin.

pub fn to_version(self, version_id: Id) -> Self

Sets the to_version pin.

pub fn build(self) -> Option<CreateRelation<'a>>

Builds the CreateRelation, returning None if required fields are missing.

pub fn from_value_ref(self, id: Id) -> Self

Sets from as a value ref ID (inline encoding).

pub fn to_value_ref(self, id: Id) -> Self

Sets to as a value ref ID (inline encoding).

Trait Implementations

impl<'a> Clone for RelationBuilder<'a>

fn clone(&self) -> RelationBuilder<'a>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<'a> Debug for RelationBuilder<'a>

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

Formats the value using the given formatter.

impl<'a> Default for RelationBuilder<'a>

fn default() -> RelationBuilder<'a>

Returns the “default value” for a type.