Skip to main content

Variable: toWeakMap()

const toWeakMap: <Key, Value>() => RawKeyedReducer<Key, Value, WeakMap<Key, Value>>

Defined in: collections.d.ts:173

Returns a KeyedReducer that collects key-value pairs to a WeakMap.

In the case of pairs with duplicate keys, the value of the last one wins.

Type Parameters​

Key​

Key extends object

Value​

Value

Returns​

RawKeyedReducer<Key, Value, WeakMap<Key, Value>>

Example​

import { map, pipe, reduce, toWeakMap } from 'lfi'

console.log(
  pipe(
    [`sloth`, `lazy`, `sleep`],
    map(word => [{ sloth: word }, word.length]),
    reduce(toWeakMap()),
  ),
)
//=> WeakMap { <items unknown> }
Playground

Since​

v0.0.1