Function hasUnbound

packages/core/src/effect/layer-node.ts:321–327

(root: Node<unknown, unknown, any>, source: AnyNode)

}

export function hasUnbound(root: Node<unknown, unknown, any>, source: AnyNode): boolean {
  if (source.kind !== "unbound") throw new Error(`Cannot check non-unbound layer node: ${source.name}`)
  return walk<boolean>(root, (node, context) => {
    if (node === source) return true
    return node.dependencies.some(context.visit)
  })
}

function flatten(node: AnyNode): readonly AnyNode[] {
  return node.kind === "group" ? node.dependencies.flatMap(flatten) : [node]