typia/lib/internal/_plainCloneAny.mjs.map

Superfast runtime validators with only one line

{"version":3,"file":"_plainCloneAny.mjs","names":[],"sources":["../../src/internal/_plainCloneAny.ts"],"sourcesContent":["import { Resolved } from \"@typia/interface\";\n\nexport const _plainCloneAny = <T>(value: T): Resolved<T> =>\n  cloneMain(value) as Resolved<T>;\n\nconst NOT_NATIVE = Symbol(\"not-native\");\nconst objectToString = Object.prototype.toString;\nconst getter = (prototype: object, key: PropertyKey): (() => unknown) =>\n  Object.getOwnPropertyDescriptor(prototype, key)!.get!;\nconst read = <T>(accessor: () => unknown, value: object): T =>\n  Reflect.apply(accessor, value, []) as T;\nconst tryRead = <T>(\n  accessor: (() => unknown) | undefined,\n  value: object,\n): { success: true; value: T } | { success: false } => {\n  if (accessor === undefined) return { success: false };\n  try {\n    return { success: true, value: read<T>(accessor, value) };\n  } catch {\n    return { success: false };\n  }\n};\n\nconst arrayBufferByteLength = getter(ArrayBuffer.prototype, 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(tryRead<number>(blobSize, value).success) return \"[object Blob]\";\n  if (tryRead<string>(regexpSource, value).success) return \"[object RegExp]\";\n  return undefined;\n};\n\nconst cloneMain = (value: any): any => {\n  if (value === undefined) return undefined;\n  else if (typeof value === \"object\")\n    if (value === null) return null;\n    else if (Array.isArray(value)) return value.map(cloneMain);\n    else {\n      const native: any | typeof NOT_NATIVE = cloneNative(value);\n      if (native !== NOT_NATIVE) return native;\n      else if (value instanceof Set) return new Set([...value].map(cloneMain));\n      else if (value instanceof Map)\n        return new Map(\n          [...value].map(([k, v]) => [cloneMain(k), cloneMain(v)]),\n        );\n      else if (value instanceof WeakSet || value instanceof WeakMap)\n        throw new Error(\"WeakSet and WeakMap are not supported\");\n      else {\n        const primitive: unknown = value.valueOf();\n        if (primitive !== value) return cloneMain(primitive);\n        return Object.fromEntries(\n          Object.entries(value)\n            .map(([k, v]) => [k, cloneMain(v)])\n            .filter(([, v]) => v !== undefined),\n        );\n      }\n    }\n  else if (typeof value === \"function\") return undefined;\n  return value;\n};\n\nconst cloneNative = (value: object): any | typeof NOT_NATIVE => {\n  const tag: string | undefined = nativeTag(value);\n  switch (tag) {\n    case \"[object Date]\": {\n      const time = tryRead<number>(Date.prototype.getTime, value);\n      return time.success ? new Date(time.value) : NOT_NATIVE;\n    }\n    case \"[object Uint8Array]\":\n      return new Uint8Array(value as ArrayLike<number>);\n    case \"[object Uint8ClampedArray]\":\n      return new Uint8ClampedArray(value as ArrayLike<number>);\n    case \"[object Uint16Array]\":\n      return new Uint16Array(value as ArrayLike<number>);\n    case \"[object Uint32Array]\":\n      return new Uint32Array(value as ArrayLike<number>);\n    case \"[object BigUint64Array]\":\n      return new BigUint64Array(value as ArrayLike<bigint>);\n    case \"[object Int8Array]\":\n      return new Int8Array(value as ArrayLike<number>);\n    case \"[object Int16Array]\":\n      return new Int16Array(value as ArrayLike<number>);\n    case \"[object Int32Array]\":\n      return new Int32Array(value as ArrayLike<number>);\n    case \"[object BigInt64Array]\":\n      return new BigInt64Array(value as ArrayLike<bigint>);\n    case \"[object Float32Array]\":\n      return new Float32Array(value as ArrayLike<number>);\n    case \"[object Float64Array]\":\n      return new Float64Array(value as ArrayLike<number>);\n    case \"[object ArrayBuffer]\": {\n      const byteLength = tryRead<number>(arrayBufferByteLength, value);\n      return byteLength.success\n        ? cloneBufferRange(value as ArrayBuffer, 0, byteLength.value, false)\n        : NOT_NATIVE;\n    }\n    case \"[object SharedArrayBuffer]\": {\n      const byteLength = tryRead<number>(sharedArrayBufferByteLength, value);\n      return byteLength.success\n        ? cloneBufferRange(\n            value as SharedArrayBuffer,\n            0,\n            byteLength.value,\n            true,\n          )\n        : NOT_NATIVE;\n    }\n    case \"[object DataView]\": {\n      const buffer = tryRead<ArrayBufferLike>(dataViewBuffer, value);\n      if (!buffer.success) return NOT_NATIVE;\n      const byteOffset: number = read(dataViewByteOffset, value);\n      const byteLength: number = read(dataViewByteLength, value);\n      return new DataView(\n        cloneBufferRange(buffer.value, byteOffset, byteLength),\n      );\n    }\n    case \"[object File]\": {\n      const size = tryRead<number>(blobSize, value);\n      if (\n        typeof File === \"undefined\" ||\n        !size.success ||\n        blobType === undefined ||\n        fileName === undefined ||\n        fileLastModified === undefined\n      )\n        return NOT_NATIVE;\n      return new File([value as Blob], read<string>(fileName, value), {\n        type: read<string>(blobType, value),\n        lastModified: read<number>(fileLastModified, value),\n      });\n    }\n    case \"[object Blob]\": {\n      const size = tryRead<number>(blobSize, value);\n      if (\n        typeof Blob === \"undefined\" ||\n        !size.success ||\n        blobType === undefined\n      )\n        return NOT_NATIVE;\n      return new Blob([value as Blob], {\n        type: read<string>(blobType, value),\n      });\n    }\n    case \"[object RegExp]\": {\n      const source = tryRead<string>(regexpSource, value);\n      return source.success\n        ? new RegExp(source.value, read<string>(regexpFlags, value))\n        : NOT_NATIVE;\n    }\n    default:\n      return NOT_NATIVE;\n  }\n};\n\nconst cloneBufferRange = (\n  input: ArrayBufferLike,\n  byteOffset: number,\n  byteLength: number,\n  shared?: boolean,\n): ArrayBuffer | SharedArrayBuffer => {\n  if (shared === undefined)\n    shared = tryRead<number>(sharedArrayBufferByteLength, input).success;\n  let output: ArrayBuffer | SharedArrayBuffer;\n  if (shared) {\n    if (typeof SharedArrayBuffer === \"undefined\")\n      throw new TypeError(\"SharedArrayBuffer is not available\");\n    output = new SharedArrayBuffer(byteLength);\n  } else {\n    read<number>(arrayBufferByteLength, input);\n    output = new ArrayBuffer(byteLength);\n  }\n  new Uint8Array(output).set(new Uint8Array(input, byteOffset, byteLength));\n  return 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