remeda/dist/unique.cjs.map

A utility library for JavaScript and Typescript.

{"version":3,"file":"unique.cjs","names":["purryFromLazy","SKIP_ITEM"],"sources":["../src/unique.ts"],"sourcesContent":["import { purryFromLazy } from \"./internal/purryFromLazy\";\nimport type { Deduped } from \"./internal/types/Deduped\";\nimport type { IterableContainer } from \"./internal/types/IterableContainer\";\nimport type { LazyEvaluator } from \"./internal/types/LazyEvaluator\";\nimport { SKIP_ITEM } from \"./internal/utilityEvaluators\";\n\n/**\n * Returns a new array containing only one copy of each element in the original\n * list. Elements are compared by reference using Set.\n *\n * @param data - The array to filter.\n * @signature\n *    R.unique(array)\n * @example\n *    R.unique([1, 2, 2, 5, 1, 6, 7]) // => [1, 2, 5, 6, 7]\n * @dataFirst\n * @lazy\n * @category Array\n */\nexport function unique<T extends IterableContainer>(data: T): Deduped<T>;\n\n/**\n * Returns a new array containing only one copy of each element in the original\n * list. Elements are compared by reference using Set.\n *\n * @signature\n *    R.unique()(array)\n * @example\n *    R.pipe(\n *      [1, 2, 2, 5, 1, 6, 7], // only 4 iterations\n *      R.unique(),\n *      R.take(3)\n *    ) // => [1, 2, 5]\n * @dataLast\n * @lazy\n * @category Array\n */\nexport function unique(): <T extends IterableContainer>(data: T) => Deduped<T>;\n\nexport function unique(...args: ReadonlyArray<unknown>): unknown {\n  return purryFromLazy(lazyImplementation, args);\n}\n\nfunction lazyImplementation<T>(): LazyEvaluator<T> {\n  const set = new Set<T>();\n  return (value) => {\n    if (set.has(value)) {\n      return SKIP_ITEM;\n    }\n    set.add(value);\n    return { done: false, hasNext: true, next: value };\n  };\n}\n"],"mappings":"8FAuCA,SAAgB,EAAO,GAAG,EAAuC,CAC/D,OAAOA,EAAAA,EAAc,EAAoB,EAAK,CAGhD,SAAS,GAA0C,CACjD,IAAM,EAAM,IAAI,IAChB,MAAQ,IACF,EAAI,IAAI,EAAM,CACTC,EAAAA,GAET,EAAI,IAAI,EAAM,CACP,CAAE,KAAM,GAAO,QAAS,GAAM,KAAM,EAAO"}