Trait MetadataPolicy 

pub trait MetadataPolicy: Debug {
    // Required methods
    fn evaluate(
        &self,
        actor: &CommitParticipant,
        change: &MetadataFieldChange,
    ) -> bool;
    fn to_proto(&self) -> Result<MetadataPolicyProto, PolicyError>;
}

A trait for policies that can update Metadata for the group.

Required Methods

fn evaluate( &self, actor: &CommitParticipant, change: &MetadataFieldChange, ) -> bool

Evaluates the policy for a given actor and metadata change.

Verify relevant metadata is actually changed before evaluating against the MetadataPolicy. See evaluate_metadata_policy.

fn to_proto(&self) -> Result<MetadataPolicyProto, PolicyError>

Converts the policy to its proto representation.

Implementors

impl MetadataPolicy for &MetadataBasePolicies

Implements the MetadataPolicy trait for MetadataBasePolicies.

impl MetadataPolicy for MetadataPolicies

Implements the MetadataPolicy trait for MetadataPolicies.

impl MetadataPolicy for MetadataAndCondition

Implements the MetadataPolicy trait for MetadataAndCondition.

impl MetadataPolicy for MetadataAnyCondition

Implements the MetadataPolicy trait for MetadataAnyCondition.