Class MemoryConfigSource

In-memory configuration source for runtime programmatic overrides and unit testing.

Hierarchy (View Summary)

AbstractConfigSource
- MemoryConfigSource

Index

Constructors

Properties

_store name priority

Methods

_assignSubPath _extractSubTree _resolveNestedKey get getAll has set

Constructors

constructor

new MemoryConfigSource(
    initialData?: Record<string, unknown>,
    name?: string,
    priority?: number,
): MemoryConfigSource
Construct a new MemoryConfigSource.
Parameters
- OptionalinitialData: Record<string, unknown>
  Optional initial key-value configuration.
- name: string = 'memory'
  Source identifier (defaults to 'memory').
- priority: number = 100
  Source priority (defaults to 100).
Returns MemoryConfigSource
Overrides AbstractConfigSource.constructor
- Defined in packages/config/src/sources/MemoryConfigSource.ts:18

Properties

`Protected`_store

_store: Map<string, unknown>

`Readonly`name

name: string

Human-readable identifier for this configuration source.

`Readonly`priority

priority: number

Numeric priority level used for resolution ordering. Higher priority sources override lower priority ones.

Methods

`Protected`_assignSubPath

_assignSubPath(
    subTree: Record<string, unknown>,
    subPath: string,
    val: unknown,
): void
Helper assigning a nested value into the target sub-tree.
Parameters
- subTree: Record<string, unknown>
- subPath: string
- val: unknown
Returns void
- Defined in packages/config/src/sources/MemoryConfigSource.ts:101

`Protected`_extractSubTree

_extractSubTree(key: string): Record<string, unknown> | undefined
Extracts nested configuration object if key is a prefix for stored paths.
Parameters
- key: string
Returns Record<string, unknown> | undefined
- Defined in packages/config/src/sources/MemoryConfigSource.ts:82

`Protected`_resolveNestedKey

_resolveNestedKey(key: string): unknown
Resolves dot-notation path traversing an in-memory object tree.
Parameters
- key: string
Returns unknown
- Defined in packages/config/src/sources/MemoryConfigSource.ts:132

get

get(key: string): unknown
Retrieve a value from memory store.
Parameters
- key: string
  Property key or dot-notation path.
Returns unknown
Value if present, or undefined.
Overrides AbstractConfigSource.get
- Defined in packages/config/src/sources/MemoryConfigSource.ts:58

getAll

getAll(): Record<string, unknown>
Returns all stored entries.

Returns Record<string, unknown>
Overrides AbstractConfigSource.getAll
- Defined in packages/config/src/sources/MemoryConfigSource.ts:167

has

has(key: string): boolean
Checks if a key exists in the store.
Parameters
- key: string
  Property key or dot-notation path.
Returns boolean
True if key exists.
Overrides AbstractConfigSource.has
- Defined in packages/config/src/sources/MemoryConfigSource.ts:160

set

set(key: string, value: unknown): void
Set a value in the memory store. Supports dot notation (e.g. 'database.host').
Parameters
- key: string
  Property key or dot-notation path.
- value: unknown
  Value to set.
Returns void
- Defined in packages/config/src/sources/MemoryConfigSource.ts:44