remeda
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A utility library for JavaScript and Typescript.
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{"version":3,"file":"takeWhile.cjs","names":["purry"],"sources":["../src/takeWhile.ts"],"sourcesContent":["import type { IterableContainer } from \"./internal/types/IterableContainer\";\nimport { purry } from \"./purry\";\n\n/**\n * Returns elements from the array until predicate returns false.\n *\n * @param data - The array.\n * @param predicate - The predicate.\n * @signature\n * takeWhile(data, predicate)\n * @example\n * takeWhile([1, 2, 3, 4, 3, 2, 1], x => x !== 4) // => [1, 2, 3]\n * @dataFirst\n * @category Array\n */\nexport function takeWhile<T extends IterableContainer, S extends T[number]>(\n data: T,\n predicate: (item: T[number], index: number, data: T) => item is S,\n): S[];\nexport function takeWhile<T extends IterableContainer>(\n data: T,\n predicate: (item: T[number], index: number, data: T) => boolean,\n): T[number][];\n\n/**\n * Returns elements from the array until predicate returns false.\n *\n * @param predicate - The predicate.\n * @signature\n * takeWhile(predicate)(data)\n * @example\n * pipe([1, 2, 3, 4, 3, 2, 1], takeWhile(x => x !== 4)) // => [1, 2, 3]\n * @dataLast\n * @category Array\n */\nexport function takeWhile<T extends IterableContainer, S extends T[number]>(\n predicate: (item: T[number], index: number, data: T) => item is S,\n): (array: T) => S[];\nexport function takeWhile<T extends IterableContainer>(\n predicate: (item: T[number], index: number, data: T) => boolean,\n): (array: T) => T[number][];\n\nexport function takeWhile(...args: readonly unknown[]): unknown {\n return purry(takeWhileImplementation, args);\n}\n\nfunction takeWhileImplementation<T extends IterableContainer>(\n data: T,\n predicate: (item: T[number], index: number, data: T) => boolean,\n): T[number][] {\n const ret: T[number][] = [];\n for (const [index, item] of data.entries()) {\n if (!predicate(item, index, data)) {\n break;\n }\n ret.push(item);\n }\n return ret;\n}\n"],"mappings":"kGA0CA,SAAgB,EAAU,GAAG,EAAmC,CAC9D,OAAOA,EAAAA,MAAM,EAAyB,CAAI,CAC5C,CAEA,SAAS,EACP,EACA,EACa,CACb,IAAM,EAAmB,CAAC,EAC1B,IAAK,GAAM,CAAC,EAAO,KAAS,EAAK,QAAQ,EAAG,CAC1C,GAAI,CAAC,EAAU,EAAM,EAAO,CAAI,EAC9B,MAEF,EAAI,KAAK,CAAI,CACf,CACA,OAAO,CACT"}