@oxog/kindof/dist/guards/index.mjs

Zero-dependency advanced type detection library with TypeScript support, plugin system, and 100% test coverage

function isUndefined(value) {
  return value === void 0;
}
function isNull(value) {
  return value === null;
}
function isBoolean(value) {
  return typeof value === "boolean";
}
function isNumber(value) {
  return typeof value === "number";
}
function isString(value) {
  return typeof value === "string";
}
function isSymbol(value) {
  return typeof value === "symbol";
}
function isBigInt(value) {
  return typeof value === "bigint";
}
function isPrimitive(value) {
  return value === null || typeof value !== "object" && typeof value !== "function";
}
function isNullish(value) {
  return value === null || value === void 0;
}
function isFalsy(value) {
  return !value;
}
function isTruthy(value) {
  return !!value;
}
function isInteger(value) {
  return typeof value === "number" && Number.isInteger(value);
}
function isSafeInteger(value) {
  return typeof value === "number" && Number.isSafeInteger(value);
}
function isFinite(value) {
  return typeof value === "number" && Number.isFinite(value);
}
function isNaN(value) {
  return typeof value === "number" && Number.isNaN(value);
}
function isInfinity(value) {
  return value === Infinity || value === -Infinity;
}
function isEmptyString(value) {
  return value === "";
}
function isNumericString(value) {
  if (typeof value !== "string") return false;
  if (value === "") return false;
  return !isNaN(Number(value)) && !isNaN(parseFloat(value));
}
function isJsonString(value) {
  if (typeof value !== "string") return false;
  try {
    JSON.parse(value);
    return true;
  } catch {
    return false;
  }
}

function isObject(value) {
  return value !== null && typeof value === "object";
}
function isArray(value) {
  return Array.isArray(value);
}
function isFunction(value) {
  return typeof value === "function";
}
function isDate(value) {
  return value instanceof Date;
}
function isRegExp(value) {
  return value instanceof RegExp;
}
function isError(value) {
  return value instanceof Error || value !== null && typeof value === "object" && "name" in value && "message" in value && "stack" in value;
}
function isPromise(value) {
  return value instanceof Promise || value !== null && typeof value === "object" && "then" in value && typeof value.then === "function";
}
function isArguments(value) {
  return Object.prototype.toString.call(value) === "[object Arguments]";
}
function isBuffer(value) {
  return typeof Buffer !== "undefined" && value !== null && typeof value === "object" && "isBuffer" in Buffer && Buffer.isBuffer(value);
}
function isPlainObject(value) {
  if (!isObject(value)) return false;
  const proto = Object.getPrototypeOf(value);
  if (proto === null) return true;
  const Ctor = Object.prototype.hasOwnProperty.call(proto, "constructor") && proto.constructor;
  return typeof Ctor === "function" && Ctor instanceof Ctor && Function.prototype.toString.call(Ctor) === Function.prototype.toString.call(Object);
}
function isEmpty(value) {
  if (value === null || value === void 0) return true;
  if (typeof value === "string" || Array.isArray(value)) return value.length === 0;
  if (value instanceof Map || value instanceof Set) return value.size === 0;
  if (isPlainObject(value)) return Object.keys(value).length === 0;
  return false;
}
function isEmptyArray(value) {
  return Array.isArray(value) && value.length === 0;
}
function isEmptyObject(value) {
  return isPlainObject(value) && Object.keys(value).length === 0;
}
function hasLength(value) {
  return value !== null && value !== void 0 && (typeof value === "object" || typeof value === "string") && (typeof value === "string" || "length" in value) && typeof value.length === "number";
}
function hasSize(value) {
  return value !== null && value !== void 0 && typeof value === "object" && "size" in value && typeof value.size === "number";
}
function isArrayLike(value) {
  return value !== null && value !== void 0 && typeof value !== "function" && hasLength(value) && value.length >= 0 && value.length <= Number.MAX_SAFE_INTEGER;
}
function isIterable(value) {
  return value !== null && value !== void 0 && typeof value[Symbol.iterator] === "function";
}
function isAsyncIterable(value) {
  return value !== null && value !== void 0 && typeof value[Symbol.asyncIterator] === "function";
}
function isConstructor(value) {
  if (typeof value !== "function") return false;
  try {
    const testObj = {};
    const BoundTest = value.bind(testObj);
    new BoundTest();
    return true;
  } catch {
    return false;
  }
}
function isThenable$1(value) {
  return value !== null && (typeof value === "object" || typeof value === "function") && "then" in value && typeof value.then === "function";
}
function isObservable(value) {
  return value !== null && typeof value === "object" && "subscribe" in value && typeof value.subscribe === "function";
}
function isGenerator(value) {
  return value !== null && typeof value === "object" && typeof value.next === "function" && typeof value.throw === "function" && typeof value.return === "function";
}
function isAsyncGenerator(value) {
  return value !== null && typeof value === "object" && typeof value.next === "function" && typeof value.throw === "function" && typeof value.return === "function" && isAsyncIterable(value);
}
function isGeneratorFunction(value) {
  if (typeof value !== "function") return false;
  const name = value.constructor?.name;
  return name === "GeneratorFunction" || /^function\s*\*/.test(value.toString());
}
function isAsyncFunction(value) {
  if (typeof value !== "function") return false;
  const name = value.constructor?.name;
  return name === "AsyncFunction" || /^async\s/.test(value.toString());
}
function isAsyncGeneratorFunction(value) {
  if (typeof value !== "function") return false;
  const name = value.constructor?.name;
  return name === "AsyncGeneratorFunction" || /^async\s*function\s*\*/.test(value.toString());
}
function isProxy$1(value) {
  try {
    if (typeof value !== "object" && typeof value !== "function") return false;
    if (value === null) return false;
    const testHandler = {
      get() {
        throw new Error("proxy trap");
      }
    };
    const proxy = new Proxy({}, testHandler);
    const isProxyLike = Object.prototype.toString.call(value) === Object.prototype.toString.call(proxy);
    return isProxyLike;
  } catch {
    return false;
  }
}
function isTypeError(value) {
  return value instanceof TypeError;
}
function isRangeError(value) {
  return value instanceof RangeError;
}
function isSyntaxError(value) {
  return value instanceof SyntaxError;
}
function isReferenceError(value) {
  return value instanceof ReferenceError;
}
function isEvalError(value) {
  return value instanceof EvalError;
}
function isURIError(value) {
  return value instanceof URIError;
}
function isStream$1(value) {
  return value !== null && typeof value === "object" && typeof value.pipe === "function";
}
function isEventEmitter$1(value) {
  return value !== null && typeof value === "object" && typeof value.on === "function" && typeof value.emit === "function" && typeof value.removeListener === "function";
}
function isElement(value) {
  return typeof Element !== "undefined" && value instanceof Element;
}
function isNode(value) {
  return typeof Node !== "undefined" && value instanceof Node;
}
function isWindow(value) {
  return typeof Window !== "undefined" && value instanceof Window;
}
function isDocument(value) {
  return typeof Document !== "undefined" && value instanceof Document;
}
function isGlobal$1(value) {
  if (typeof globalThis !== "undefined" && value === globalThis) return true;
  if (typeof global !== "undefined" && value === global) return true;
  if (typeof window !== "undefined" && value === window) return true;
  if (typeof self !== "undefined" && value === self) return true;
  return false;
}

function isMap(value) {
  return value instanceof Map;
}
function isSet(value) {
  return value instanceof Set;
}
function isWeakMap(value) {
  return value instanceof WeakMap;
}
function isWeakSet(value) {
  return value instanceof WeakSet;
}
function isDataView(value) {
  return value instanceof DataView;
}
function isArrayBuffer(value) {
  return value instanceof ArrayBuffer;
}
function isSharedArrayBuffer(value) {
  return typeof SharedArrayBuffer !== "undefined" && value instanceof SharedArrayBuffer;
}
function isTypedArray(value) {
  return ArrayBuffer.isView(value) && !(value instanceof DataView);
}
function isInt8Array(value) {
  return value instanceof Int8Array;
}
function isUint8Array(value) {
  return value instanceof Uint8Array;
}
function isUint8ClampedArray(value) {
  return value instanceof Uint8ClampedArray;
}
function isInt16Array(value) {
  return value instanceof Int16Array;
}
function isUint16Array(value) {
  return value instanceof Uint16Array;
}
function isInt32Array(value) {
  return value instanceof Int32Array;
}
function isUint32Array(value) {
  return value instanceof Uint32Array;
}
function isFloat32Array(value) {
  return value instanceof Float32Array;
}
function isFloat64Array(value) {
  return value instanceof Float64Array;
}
function isBigInt64Array(value) {
  return typeof BigInt64Array !== "undefined" && value instanceof BigInt64Array;
}
function isBigUint64Array(value) {
  return typeof BigUint64Array !== "undefined" && value instanceof BigUint64Array;
}

const TYPE_TAG_MAP = {
  "[object Arguments]": "arguments",
  "[object Array]": "array",
  "[object ArrayBuffer]": "arraybuffer",
  "[object AsyncFunction]": "asyncfunction",
  "[object AsyncGeneratorFunction]": "asyncgeneratorfunction",
  "[object BigInt]": "bigint",
  "[object BigInt64Array]": "bigint64array",
  "[object BigUint64Array]": "biguint64array",
  "[object Boolean]": "boolean",
  "[object DataView]": "dataview",
  "[object Date]": "date",
  "[object Error]": "error",
  "[object Float32Array]": "float32array",
  "[object Float64Array]": "float64array",
  "[object Function]": "function",
  "[object GeneratorFunction]": "generatorfunction",
  "[object Int8Array]": "int8array",
  "[object Int16Array]": "int16array",
  "[object Int32Array]": "int32array",
  "[object Map]": "map",
  "[object Number]": "number",
  "[object Object]": "object",
  "[object Promise]": "promise",
  "[object Proxy]": "proxy",
  "[object RegExp]": "regexp",
  "[object Set]": "set",
  "[object SharedArrayBuffer]": "sharedarraybuffer",
  "[object String]": "string",
  "[object Symbol]": "symbol",
  "[object Uint8Array]": "uint8array",
  "[object Uint8ClampedArray]": "uint8clampedarray",
  "[object Uint16Array]": "uint16array",
  "[object Uint32Array]": "uint32array",
  "[object WeakMap]": "weakmap",
  "[object WeakSet]": "weakset",
  "[object Window]": "window",
  "[object HTMLDocument]": "document",
  "[object Document]": "document",
  "[object Null]": "null",
  "[object Undefined]": "undefined"
};

const toString = Object.prototype.toString;
const toStringTag = Symbol.toStringTag;
function getNativeType(value) {
  if (value === void 0) return "undefined";
  if (value === null) return "null";
  const primitiveType = typeof value;
  switch (primitiveType) {
    case "boolean":
      return "boolean";
    case "number":
      return "number";
    case "string":
      return "string";
    case "symbol":
      return "symbol";
    case "bigint":
      return "bigint";
    case "function":
      return getFunctionType(value);
    case "object":
      return getObjectType(value);
    default:
      return null;
  }
}
function getFunctionType(fn) {
  const fnString = fn.toString();
  if (/^class\s/.test(fnString)) {
    return "function";
  }
  if (/^async\s*function\s*\*/.test(fnString) || /^async\s*\*/.test(fnString)) {
    return "asyncgeneratorfunction";
  }
  if (/^async\s/.test(fnString)) {
    return "asyncfunction";
  }
  if (/^function\s*\*/.test(fnString) || /^\*/.test(fnString)) {
    return "generatorfunction";
  }
  const ctorName = fn.constructor?.name;
  if (ctorName === "AsyncFunction") return "asyncfunction";
  if (ctorName === "GeneratorFunction") return "generatorfunction";
  if (ctorName === "AsyncGeneratorFunction") return "asyncgeneratorfunction";
  return "function";
}
function getObjectType(obj) {
  const tag = toString.call(obj);
  const mappedType = TYPE_TAG_MAP[tag];
  if (mappedType) {
    return mappedType;
  }
  if (typeof Buffer !== "undefined" && Buffer.isBuffer && Buffer.isBuffer(obj)) {
    return "buffer";
  }
  if (typeof obj === "object" && "callee" in obj && typeof obj.callee === "function") {
    return "arguments";
  }
  if (isStream(obj)) {
    return "stream";
  }
  if (isEventEmitter(obj)) {
    return "eventemitter";
  }
  if (tag === "[object Object]") {
    const customTag = obj[toStringTag];
    if (typeof customTag === "string") {
      return customTag.toLowerCase();
    }
    const ctor = obj.constructor;
    if (ctor && ctor !== Object) {
      const ctorName = ctor.name;
      if (ctorName && ctorName !== "Object") {
        return ctorName.toLowerCase();
      }
    }
  }
  if (isDOMElement(obj)) {
    return "element";
  }
  if (isDOMNode(obj)) {
    return "node";
  }
  if (isGlobal(obj)) {
    return "global";
  }
  return "object";
}
function isStream(obj) {
  return obj !== null && typeof obj === "object" && typeof obj.pipe === "function";
}
function isEventEmitter(obj) {
  return obj !== null && typeof obj === "object" && typeof obj.on === "function" && typeof obj.emit === "function" && typeof obj.removeListener === "function";
}
function isDOMElement(obj) {
  if (typeof HTMLElement === "undefined") return false;
  return obj instanceof HTMLElement;
}
function isDOMNode(obj) {
  if (typeof Node === "undefined") return false;
  return obj instanceof Node;
}
function isGlobal(obj) {
  if (typeof globalThis !== "undefined" && obj === globalThis) return true;
  if (typeof global !== "undefined" && obj === global) return true;
  if (typeof window !== "undefined" && obj === window) return true;
  if (typeof self !== "undefined" && obj === self) return true;
  return false;
}

const WeakMapPrototype = WeakMap.prototype;
const WeakSetPrototype = WeakSet.prototype;
const MapPrototype = Map.prototype;
const SetPrototype = Set.prototype;
const ArrayBufferPrototype = ArrayBuffer.prototype;
const DataViewPrototype = DataView.prototype;
const SharedArrayBufferPrototype = typeof SharedArrayBuffer !== "undefined" ? SharedArrayBuffer.prototype : null;
function checkModernType(value) {
  if (value === null || value === void 0) {
    return null;
  }
  try {
    if (value instanceof Promise || isThenable(value)) {
      return "promise";
    }
    if (value instanceof Map || value.__proto__ === MapPrototype) {
      return "map";
    }
    if (value instanceof Set || value.__proto__ === SetPrototype) {
      return "set";
    }
    if (value instanceof WeakMap || value.__proto__ === WeakMapPrototype) {
      return "weakmap";
    }
    if (value instanceof WeakSet || value.__proto__ === WeakSetPrototype) {
      return "weakset";
    }
    if (value instanceof ArrayBuffer || value.__proto__ === ArrayBufferPrototype) {
      return "arraybuffer";
    }
    if (SharedArrayBufferPrototype && (value instanceof SharedArrayBuffer || value.__proto__ === SharedArrayBufferPrototype)) {
      return "sharedarraybuffer";
    }
    if (value instanceof DataView || value.__proto__ === DataViewPrototype) {
      return "dataview";
    }
    if (isProxy(value)) {
      return "proxy";
    }
  } catch {
  }
  return null;
}
function isThenable(value) {
  return value !== null && (typeof value === "object" || typeof value === "function") && typeof value.then === "function";
}
function isProxy(value) {
  try {
    if (typeof value !== "object" && typeof value !== "function") {
      return false;
    }
    new Proxy({}, value);
    const descriptor = Object.getOwnPropertyDescriptor(value, Symbol.toStringTag);
    if (descriptor && !descriptor.configurable && descriptor.value === "Proxy") {
      return true;
    }
    return false;
  } catch {
    return false;
  }
}
function getTypedArrayType(value) {
  if (!ArrayBuffer.isView(value)) {
    return null;
  }
  const proto = Object.getPrototypeOf(value);
  const ctorName = proto?.constructor?.name;
  switch (ctorName) {
    case "Int8Array":
      return "int8array";
    case "Uint8Array":
      return "uint8array";
    case "Uint8ClampedArray":
      return "uint8clampedarray";
    case "Int16Array":
      return "int16array";
    case "Uint16Array":
      return "uint16array";
    case "Int32Array":
      return "int32array";
    case "Uint32Array":
      return "uint32array";
    case "Float32Array":
      return "float32array";
    case "Float64Array":
      return "float64array";
    case "BigInt64Array":
      return "bigint64array";
    case "BigUint64Array":
      return "biguint64array";
    default:
      return null;
  }
}

let typeCache = null;
let cacheEnabled = true;
function kindOfCore(value) {
  if (value === void 0) return "undefined";
  if (value === null) return "null";
  const primitiveType = getPrimitiveType(value);
  if (primitiveType) return primitiveType;
  if (typeof value === "object" && cacheEnabled && typeCache) {
    const cached = typeCache.get(value);
    if (cached) return cached;
  }
  let type = getNativeType(value);
  if (!type || type === "object") {
    const modernType = checkModernType(value);
    if (modernType) {
      type = modernType;
    } else {
      const arrayType = getTypedArrayType(value);
      if (arrayType) {
        type = arrayType;
      } else {
        type = getCustomType(value) || type || "object";
      }
    }
  }
  if (typeof value === "object" && cacheEnabled && type) {
    if (!typeCache) typeCache = /* @__PURE__ */ new WeakMap();
    typeCache.set(value, type);
  }
  return type || "object";
}
function getPrimitiveType(value) {
  const type = typeof value;
  switch (type) {
    case "boolean":
    case "number":
    case "string":
    case "symbol":
    case "bigint":
      return type;
    default:
      return null;
  }
}
function getCustomType(value) {
  try {
    const toStringTag = value[Symbol.toStringTag];
    if (typeof toStringTag === "string") {
      return toStringTag.toLowerCase();
    }
    if (value.constructor && value.constructor !== Object) {
      const ctorName = value.constructor.name;
      if (ctorName && ctorName !== "Object") {
        return ctorName.toLowerCase();
      }
    }
  } catch {
  }
  return null;
}

function isType(value, type) {
  return kindOfCore(value) === type;
}
function assertType(value, type) {
  if (kindOfCore(value) !== type) {
    throw new TypeError(`Expected type "${type}" but got "${kindOfCore(value)}"`);
  }
}
function ensureType(value, type, defaultValue) {
  return isType(value, type) ? value : defaultValue;
}

export { assertType, ensureType, hasLength, hasSize, isArguments, isArray, isArrayBuffer, isArrayLike, isAsyncFunction, isAsyncGenerator, isAsyncGeneratorFunction, isAsyncIterable, isBigInt, isBigInt64Array, isBigUint64Array, isBoolean, isBuffer, isConstructor, isDataView, isDate, isDocument, isElement, isEmpty, isEmptyArray, isEmptyObject, isEmptyString, isError, isEvalError, isEventEmitter$1 as isEventEmitter, isFalsy, isFinite, isFloat32Array, isFloat64Array, isFunction, isGenerator, isGeneratorFunction, isGlobal$1 as isGlobal, isInfinity, isInt16Array, isInt32Array, isInt8Array, isInteger, isIterable, isJsonString, isMap, isNaN, isNode, isNull, isNullish, isNumber, isNumericString, isObject, isObservable, isPlainObject, isPrimitive, isPromise, isProxy$1 as isProxy, isRangeError, isReferenceError, isRegExp, isSafeInteger, isSet, isSharedArrayBuffer, isStream$1 as isStream, isString, isSymbol, isSyntaxError, isThenable$1 as isThenable, isTruthy, isType, isTypeError, isTypedArray, isURIError, isUint16Array, isUint32Array, isUint8Array, isUint8ClampedArray, isUndefined, isWeakMap, isWeakSet, isWindow };
//# sourceMappingURL=index.mjs.map