deno.land / x / rambda@v9.1.1 / src / innerJoin.js
123456789101112131415161718192021222324252627282930313233343536373839404142import { curry } from './curry.js'
function _includesWith( pred, x, list){ let idx = 0 const len = list.length
while (idx < len){ if (pred(x, list[ idx ])) return true
idx += 1 }
return false}function _filter(fn, list){ let idx = 0 const len = list.length const result = []
while (idx < len){ if (fn(list[ idx ])) result[ result.length ] = list[ idx ]
idx += 1 }
return result}
export function innerJoinFn( pred, xs, ys){ return _filter(x => _includesWith( pred, x, ys ), xs)}
export const innerJoin = curry(innerJoinFn)
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