Method _cacheValue

packages/context/src/binding.ts:422–432

* Cache the resolved value by the binding scope * @param resolutionCtx - The resolution context * @param result - The calculated value for the binding

(
    resolutionCtx: Context,
    result: ValueOrPromise<T>,
  )

   * @param result - The calculated value for the binding
   */
  private _cacheValue(
    resolutionCtx: Context,
    result: ValueOrPromise<T>,
  ): ValueOrPromise<T> {
    // Initialize the cache as a weakmap keyed by context
    if (!this._cache) this._cache = new WeakMap<Context, ValueOrPromise<T>>();
    if (this.scope !== BindingScope.TRANSIENT) {
      this._cache.set(resolutionCtx!, result);
    }
    return result;
  }

  /**
   * Clear the cache