tools / Exports / LazyLoader

Class: LazyLoader<T>

Lazy loading manager class

Type parameters

Name	Type
T	any

Hierarchy

• LazyLoader

  ↳ ToolLazyLoader

Table of contents

Constructors

• constructor

Methods

• register
• registerMany
• load
• loadMany
• preload
• unload
• unloadOldest
• unloadAll
• isLoaded
• getResourceIds
• getLoadedResourceIds
• getStats

Constructors

constructor

• new LazyLoader<T>(options?): LazyLoader<T>

Type parameters

Name	Type
T	any

Parameters

Name	Type
options	Object
options.cache?	CacheManager<T>
options.maxConcurrentLoads?	number

Returns

LazyLoader<T>

Defined in

packages/tools/src/performance/lazy-loader.ts:61

Methods

register

▸ register(resource): void

Register a lazy loadable resource

Parameters

Name	Type
resource	Omit<LazyLoadable<T>, "isLoaded">

Returns

void

Defined in

packages/tools/src/performance/lazy-loader.ts:72

---

registerMany

▸ registerMany(resources): void

Register multiple resources at once

Parameters

Name	Type
resources	Omit<LazyLoadable<T>, "isLoaded">[]

Returns

void

Defined in

packages/tools/src/performance/lazy-loader.ts:83

---

load

▸ load(id): Promise<T>

Load resource (async)

Parameters

Name	Type
id	string

Returns

Promise<T>

Defined in

packages/tools/src/performance/lazy-loader.ts:92

---

loadMany

▸ loadMany(ids): Promise<T[]>

Load multiple resources in parallel

Parameters

Name	Type
ids	string[]

Returns

Promise<T[]>

Defined in

packages/tools/src/performance/lazy-loader.ts:135

---

preload

▸ preload(maxCount?): Promise<void>

Preload resources by priority

Parameters

Name	Type
maxCount?	number

Returns

Promise<void>

Defined in

packages/tools/src/performance/lazy-loader.ts:143

---

unload

▸ unload(id): boolean

Unload resource (memory cleanup)

Parameters

Name	Type
id	string

Returns

boolean

Defined in

packages/tools/src/performance/lazy-loader.ts:156

---

unloadOldest

▸ unloadOldest(count): number

Unload oldest resources (LRU based)

Parameters

Name	Type
count	number

Returns

number

Defined in

packages/tools/src/performance/lazy-loader.ts:177

---

unloadAll

▸ unloadAll(): void

Unload all resources

Returns

void

Defined in

packages/tools/src/performance/lazy-loader.ts:196

---

isLoaded

▸ isLoaded(id): boolean

Check if resource is loaded

Parameters

Name	Type
id	string

Returns

boolean

Defined in

packages/tools/src/performance/lazy-loader.ts:208

---

getResourceIds

▸ getResourceIds(): string[]

Get all registered resource IDs

Returns

string[]

Defined in

packages/tools/src/performance/lazy-loader.ts:216

---

getLoadedResourceIds

▸ getLoadedResourceIds(): string[]

Get loaded resource IDs

Returns

string[]

Defined in

packages/tools/src/performance/lazy-loader.ts:223

---

getStats

▸ getStats(): LazyLoadStats

Get lazy loading statistics

Returns

LazyLoadStats

Defined in

packages/tools/src/performance/lazy-loader.ts:232