deno.land / x / rambda@v9.1.1 / source / partition.js

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import { isArray } from './_internals/isArray.js'
export function partitionObject(predicate, iterable){ const yes = {} const no = {} Object.entries(iterable).forEach(([ prop, value ]) => { if (predicate(value, prop)){ yes[ prop ] = value } else { no[ prop ] = value } })
return [ yes, no ]}
export function partitionArray( predicate, list, indexed = false){ const yes = [] const no = [] let counter = -1
while (counter++ < list.length - 1){ if ( indexed ? predicate(list[ counter ], counter) : predicate(list[ counter ]) ){ yes.push(list[ counter ]) } else { no.push(list[ counter ]) } }
return [ yes, no ]}
export function partition(predicate, iterable){ if (arguments.length === 1){ return listHolder => partition(predicate, listHolder) } if (!isArray(iterable)) return partitionObject(predicate, iterable)
return partitionArray(predicate, iterable)}
rambda

Version Info

Tagged at
2 months ago