deep_causality 0.13.5

Computational causality library. Provides causality graph, collections, context and causal reasoning.
Documentation 
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/*
 * SPDX-License-Identifier: MIT
 * Copyright (c) 2023 - 2026. The DeepCausality Authors and Contributors. All Rights Reserved.
 */
use crate::{IdentificationValue, MonadicCausable};

/// A trait for accessing items in a collection of causable elements.
/// The trait is generic over `I` (input type), `O` (output type), and `T` (element type).
/// `T` must implement `MonadicCausable<I, O>`.
pub trait CausableCollectionAccessor<I, O, T>
where
    T: MonadicCausable<I, O>,
{
    //
    // All these methods must be implemented by the collection type.
    // See deep_causality/src/extensions/causable/mod.rs
    //

    /// Returns a vector of references to all `Causable` items in the collection.
    /// This is the primary accessor used by the trait's default methods.
    fn get_all_items(&self) -> Vec<&T>;

    /// Returns the total number of `Causable` items in the collection.
    fn len(&self) -> usize;

    /// Checks if the collection of `Causable` items is empty.
    fn is_empty(&self) -> bool;

    /// Creates a new vector containing the `Causable` items from the collection.
    fn to_vec(&self) -> Vec<T>;

    /// Returns a reference to a `Causable` item by its ID, if found.
    fn get_item_by_id(&self, id: IdentificationValue) -> Option<&T>;
}