Class FilterTransform<T>

Transform stream that filters records based on a predicate function Supports both synchronous and asynchronous filter functions

Type Parameters

T = any

Hierarchy

Transform
- FilterTransform

Index

Constructors

Methods

Constructors

constructor

new FilterTransform<T = any>(
options: FilterTransformOptions<T>,
): FilterTransform<T>
Type Parameters
- T = any
Parameters
- options: FilterTransformOptions<T>
Returns FilterTransform<T>
Overrides Transform.constructor
- Defined in streams/transforms.ts:71

Methods

_transform

_transform(
    record: T,
    encoding: string,
    callback: (error?: Error | null, data?: T) => void,
): Promise<void>
Transform and filter a chunk (record)
Parameters
- record: T
- encoding: string
- callback: (error?: Error | null, data?: T) => void
Returns Promise<void>
Overrides Transform._transform
- Defined in streams/transforms.ts:82