dot-path-value/dist/index.cjs.map

Safely get deep nested properties using dot notation

{"version":3,"file":"index.cjs","sources":["../src/index.ts"],"sourcesContent":["export type Primitive = null | undefined | string | number | boolean | symbol | bigint;\n\ntype ArrayKey = number;\n\ntype IsTuple<T extends readonly any[]> = number extends T['length'] ? false : true;\n\ntype TupleKeys<T extends readonly any[]> = Exclude<keyof T, keyof any[]>;\n\nexport type PathConcat<TKey extends string | number, TValue> = TValue extends Primitive\n  ? `${TKey}`\n  : `${TKey}` | `${TKey}.${Path<TValue>}`;\n\nexport type Path<T> = T extends readonly (infer V)[]\n  ? IsTuple<T> extends true\n    ? {\n        [K in TupleKeys<T>]-?: PathConcat<K & string, T[K]>;\n      }[TupleKeys<T>]\n    : PathConcat<ArrayKey, V>\n  : {\n      [K in keyof T]-?: PathConcat<K & string, T[K]>;\n    }[keyof T];\n\ntype ArrayPathConcat<TKey extends string | number, TValue> = TValue extends Primitive\n  ? never\n  : TValue extends readonly (infer U)[]\n  ? U extends Primitive\n    ? never\n    : `${TKey}` | `${TKey}.${ArrayPath<TValue>}`\n  : `${TKey}.${ArrayPath<TValue>}`;\n\nexport type ArrayPath<T> = T extends readonly (infer V)[]\n  ? IsTuple<T> extends true\n    ? {\n        [K in TupleKeys<T>]-?: ArrayPathConcat<K & string, T[K]>;\n      }[TupleKeys<T>]\n    : ArrayPathConcat<ArrayKey, V>\n  : {\n      [K in keyof T]-?: ArrayPathConcat<K & string, T[K]>;\n    }[keyof T];\n\nexport type PathValue<T, TPath extends Path<T> | ArrayPath<T>> = T extends any\n  ? TPath extends `${infer K}.${infer R}`\n    ? K extends keyof T\n      ? R extends Path<T[K]>\n        ? undefined extends T[K]\n          ? PathValue<T[K], R> | undefined\n          : PathValue<T[K], R>\n        : never\n      : K extends `${ArrayKey}`\n      ? T extends readonly (infer V)[]\n        ? PathValue<V, R & Path<V>>\n        : never\n      : never\n    : TPath extends keyof T\n    ? T[TPath]\n    : TPath extends `${ArrayKey}`\n    ? T extends readonly (infer V)[]\n      ? V\n      : never\n    : never\n  : never;\n\nexport function getByPath<T extends Record<string, any>, TPath extends Path<T>>(\n  obj: T,\n  path: TPath,\n): PathValue<T, TPath> {\n  return path.split('.').reduce((acc, key) => acc?.[key], obj) as PathValue<T, TPath>;\n}\n\nexport function setByPath<T extends Record<string, any>, TPath extends Path<T>>(\n  obj: T,\n  path: TPath,\n  value: PathValue<T, TPath>,\n) {\n  const segments = path.split('.') as TPath[];\n  const lastKey = segments.pop();\n\n  let target: T = obj;\n\n  for (let i = 0; i < segments.length; i++) {\n    const key = segments[i] as TPath;\n    if (!(key in target)) {\n      target[key] = {} as PathValue<T, TPath>;\n    }\n    target = target[key];\n  }\n\n  if (lastKey) {\n    target[lastKey] = value;\n  }\n\n  return obj;\n}\n"],"names":["obj","path","split","reduce","acc","key","value","segments","lastKey","pop","target","i","length"],"mappings":"kBA8DgB,SACdA,EACAC,GAEA,OAAOA,EAAKC,MAAM,KAAKC,OAAO,SAACC,EAAKC,GAAQ,OAAG,MAAHD,OAAG,EAAHA,EAAMC,EAAI,EAAEL,EAC1D,oBAEgB,SACdA,EACAC,EACAK,GAOA,IALA,IAAMC,EAAWN,EAAKC,MAAM,KACtBM,EAAUD,EAASE,MAErBC,EAAYV,EAEPW,EAAI,EAAGA,EAAIJ,EAASK,OAAQD,IAAK,CACxC,IAAMN,EAAME,EAASI,GACfN,KAAOK,IACXA,EAAOL,GAAO,CAAA,GAEhBK,EAASA,EAAOL,EAClB,CAMA,OAJIG,IACFE,EAAOF,GAAWF,GAGbN,CACT"}