Module plugin 

Plugin system: base trait, extension traits, and registry. Plugin system core types and traits.

Defines the base Plugin trait, four extension traits (ScalarFunction, IndexPlugin, Serializer, Trigger), and a generic PluginRegistry for managing plugin instances.

Re-exports

pub use crate::trigger_types::EntityType;

pub use crate::trigger_types::TriggerContext;

pub use crate::trigger_types::TriggerOperation;

Structs

PluginRegistry

A type-safe registry that stores and retrieves plugin instances by name.

Traits

IndexPlugin

A custom index implementation that can be plugged into the storage layer.

Plugin

Base trait that every plugin must implement.

ScalarFunction

A user-defined scalar function callable from Cypher queries.

Serializer

A custom serialization format for import/export operations.

Trigger

A trigger that fires before/after create, update, and delete operations.