botframework-webchat-component
Version:
React component of botframework-webchat
82 lines (80 loc) • 12.6 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = useMemoized;
var _react = require("react");
var _useRefFrom = require("use-ref-from");
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
/**
* `useMemoized` will memoize multiple calls to the same memoize function.
*
* @param {Fn<TArgs, TResult>} fn - The function to be memoized.
* @param {DependencyList} deps - Dependencies to detect for chagnes.
*/
function useMemoized(fn, deps) {
if (typeof fn !== 'function') {
throw new Error('The first argument must be a function.');
} else if (!Array.isArray(deps)) {
throw new Error('The second argument must be an array.');
}
// Hook-style inline fn: changing it won't trigger updates unless deps change
var fnRef = (0, _useRefFrom.useRefFrom)(fn);
// Use both caches to read cached values, but store only
// to the next cache, so we could distingish between values
// added during render discarding value cached previously
var cacheRef = (0, _react.useRef)();
var nextCacheRef = (0, _react.useRef)();
var memoizedFn = (0, _react.useMemo)(function () {
// Empty both caches on fresh run to avoid leakage of
// previously cached values into new memoizedFn calls
cacheRef.current = [];
nextCacheRef.current = [];
var memoizedFn = function memoizedFn() {
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
var fn = fnRef.current;
var cache = cacheRef.current;
var nextCache = nextCacheRef.current;
var cached = cache.find(function (_ref) {
var cachedArgs = _ref.args;
return (
// index is guarented to be a number here
// eslint-disable-next-line security/detect-object-injection
args.length === cachedArgs.length && args.every(function (arg, index) {
return Object.is(arg, cachedArgs[index]);
})
);
});
if (cached) {
cached.args = args;
nextCache.push(cached);
return cached.result;
}
var nextCached = {
args: args,
result: fn.apply(void 0, args)
};
nextCache.push(nextCached);
cache.push(nextCached);
return nextCached.result;
};
return memoizedFn;
}, // Concat our deps with passed deps, so the memo callback runs when anything changes
/* eslint-disable-next-line react-hooks/exhaustive-deps */
[fnRef, cacheRef, nextCacheRef].concat(_toConsumableArray(deps)));
(0, _react.useEffect)(function () {
// At the end of each render turn around caches so that
// we keep only used in this render call cached values
cacheRef.current = nextCacheRef.current;
nextCacheRef.current = [];
});
return memoizedFn;
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"names":["_react","require","_useRefFrom","_toConsumableArray","arr","_arrayWithoutHoles","_iterableToArray","_unsupportedIterableToArray","_nonIterableSpread","TypeError","o","minLen","_arrayLikeToArray","n","Object","prototype","toString","call","slice","constructor","name","Array","from","test","iter","Symbol","iterator","isArray","len","length","i","arr2","useMemoized","fn","deps","Error","fnRef","useRefFrom","cacheRef","useRef","nextCacheRef","memoizedFn","useMemo","current","_len","arguments","args","_key","cache","nextCache","cached","find","_ref","cachedArgs","every","arg","index","is","push","result","nextCached","apply","concat","useEffect"],"sourceRoot":"component:///","sources":["../../../src/hooks/internal/useMemoized.ts"],"sourcesContent":["import { useEffect, useMemo, useRef, type DependencyList } from 'react';\nimport { useRefFrom } from 'use-ref-from';\n\ntype Cache<TArgs, TResult> = { args: TArgs[]; result: TResult };\ntype Fn<TArgs, TResult> = (...args: TArgs[]) => TResult;\n\n/**\n * `useMemoized` will memoize multiple calls to the same memoize function.\n *\n * @param {Fn<TArgs, TResult>} fn - The function to be memoized.\n * @param {DependencyList} deps - Dependencies to detect for chagnes.\n */\nexport default function useMemoized<TFinal, TArgs>(fn: Fn<TArgs, TFinal>, deps: DependencyList): Fn<TArgs, TFinal> {\n  if (typeof fn !== 'function') {\n    throw new Error('The first argument must be a function.');\n  } else if (!Array.isArray(deps)) {\n    throw new Error('The second argument must be an array.');\n  }\n\n  // Hook-style inline fn: changing it won't trigger updates unless deps change\n  const fnRef = useRefFrom<Fn<TArgs, TFinal>>(fn);\n  // Use both caches to read cached values, but store only\n  // to the next cache, so we could distingish between values\n  // added during render discarding value cached previously\n  const cacheRef = useRef<Cache<TArgs, TFinal>[]>();\n  const nextCacheRef = useRef<Cache<TArgs, TFinal>[]>();\n\n  const memoizedFn = useMemo(\n    () => {\n      // Empty both caches on fresh run to avoid leakage of\n      // previously cached values into new memoizedFn calls\n      cacheRef.current = [];\n      nextCacheRef.current = [];\n\n      const memoizedFn = (...args) => {\n        const fn = fnRef.current;\n        const cache = cacheRef.current;\n        const nextCache = nextCacheRef.current;\n\n        const cached = cache.find(\n          ({ args: cachedArgs }) =>\n            // index is guarented to be a number here\n            // eslint-disable-next-line security/detect-object-injection\n            args.length === cachedArgs.length && args.every((arg, index) => Object.is(arg, cachedArgs[index]))\n        );\n        if (cached) {\n          cached.args = args;\n          nextCache.push(cached);\n          return cached.result;\n        }\n\n        const nextCached = {\n          args,\n          result: fn(...args)\n        };\n        nextCache.push(nextCached);\n        cache.push(nextCached);\n\n        return nextCached.result;\n      };\n\n      return memoizedFn;\n    },\n    // Concat our deps with passed deps, so the memo callback runs when anything changes\n    /* eslint-disable-next-line react-hooks/exhaustive-deps */\n    [fnRef, cacheRef, nextCacheRef, ...deps]\n  );\n\n  useEffect(() => {\n    // At the end of each render turn around caches so that\n    // we keep only used in this render call cached values\n    cacheRef.current = nextCacheRef.current;\n    nextCacheRef.current = [];\n  });\n\n  return memoizedFn;\n}\n"],"mappings":";;;;;;AAAA,IAAAA,MAAA,GAAAC,OAAA;AACA,IAAAC,WAAA,GAAAD,OAAA;AAA0C,SAAAE,mBAAAC,GAAA,WAAAC,kBAAA,CAAAD,GAAA,KAAAE,gBAAA,CAAAF,GAAA,KAAAG,2BAAA,CAAAH,GAAA,KAAAI,kBAAA;AAAA,SAAAA,mBAAA,cAAAC,SAAA;AAAA,SAAAF,4BAAAG,CAAA,EAAAC,MAAA,SAAAD,CAAA,qBAAAA,CAAA,sBAAAE,iBAAA,CAAAF,CAAA,EAAAC,MAAA,OAAAE,CAAA,GAAAC,MAAA,CAAAC,SAAA,CAAAC,QAAA,CAAAC,IAAA,CAAAP,CAAA,EAAAQ,KAAA,aAAAL,CAAA,iBAAAH,CAAA,CAAAS,WAAA,EAAAN,CAAA,GAAAH,CAAA,CAAAS,WAAA,CAAAC,IAAA,MAAAP,CAAA,cAAAA,CAAA,mBAAAQ,KAAA,CAAAC,IAAA,CAAAZ,CAAA,OAAAG,CAAA,+DAAAU,IAAA,CAAAV,CAAA,UAAAD,iBAAA,CAAAF,CAAA,EAAAC,MAAA;AAAA,SAAAL,iBAAAkB,IAAA,eAAAC,MAAA,oBAAAD,IAAA,CAAAC,MAAA,CAAAC,QAAA,aAAAF,IAAA,+BAAAH,KAAA,CAAAC,IAAA,CAAAE,IAAA;AAAA,SAAAnB,mBAAAD,GAAA,QAAAiB,KAAA,CAAAM,OAAA,CAAAvB,GAAA,UAAAQ,iBAAA,CAAAR,GAAA;AAAA,SAAAQ,kBAAAR,GAAA,EAAAwB,GAAA,QAAAA,GAAA,YAAAA,GAAA,GAAAxB,GAAA,CAAAyB,MAAA,EAAAD,GAAA,GAAAxB,GAAA,CAAAyB,MAAA,WAAAC,CAAA,MAAAC,IAAA,OAAAV,KAAA,CAAAO,GAAA,GAAAE,CAAA,GAAAF,GAAA,EAAAE,CAAA,MAAAC,IAAA,CAAAD,CAAA,IAAA1B,GAAA,CAAA0B,CAAA,YAAAC,IAAA;AAK1C;AACA;AACA;AACA;AACA;AACA;AACe,SAASC,WAAWA,CAAgBC,EAAqB,EAAEC,IAAoB,EAAqB;EACjH,IAAI,OAAOD,EAAE,KAAK,UAAU,EAAE;IAC5B,MAAM,IAAIE,KAAK,CAAC,wCAAwC,CAAC;EAC3D,CAAC,MAAM,IAAI,CAACd,KAAK,CAACM,OAAO,CAACO,IAAI,CAAC,EAAE;IAC/B,MAAM,IAAIC,KAAK,CAAC,uCAAuC,CAAC;EAC1D;;EAEA;EACA,IAAMC,KAAK,GAAG,IAAAC,sBAAU,EAAoBJ,EAAE,CAAC;EAC/C;EACA;EACA;EACA,IAAMK,QAAQ,GAAG,IAAAC,aAAM,EAAyB,CAAC;EACjD,IAAMC,YAAY,GAAG,IAAAD,aAAM,EAAyB,CAAC;EAErD,IAAME,UAAU,GAAG,IAAAC,cAAO,EACxB,YAAM;IACJ;IACA;IACAJ,QAAQ,CAACK,OAAO,GAAG,EAAE;IACrBH,YAAY,CAACG,OAAO,GAAG,EAAE;IAEzB,IAAMF,UAAU,GAAG,SAAbA,UAAUA,CAAA,EAAgB;MAAA,SAAAG,IAAA,GAAAC,SAAA,CAAAhB,MAAA,EAATiB,IAAI,OAAAzB,KAAA,CAAAuB,IAAA,GAAAG,IAAA,MAAAA,IAAA,GAAAH,IAAA,EAAAG,IAAA;QAAJD,IAAI,CAAAC,IAAA,IAAAF,SAAA,CAAAE,IAAA;MAAA;MACzB,IAAMd,EAAE,GAAGG,KAAK,CAACO,OAAO;MACxB,IAAMK,KAAK,GAAGV,QAAQ,CAACK,OAAO;MAC9B,IAAMM,SAAS,GAAGT,YAAY,CAACG,OAAO;MAEtC,IAAMO,MAAM,GAAGF,KAAK,CAACG,IAAI,CACvB,UAAAC,IAAA;QAAA,IAASC,UAAU,GAAAD,IAAA,CAAhBN,IAAI;QAAA;UACL;UACA;UACAA,IAAI,CAACjB,MAAM,KAAKwB,UAAU,CAACxB,MAAM,IAAIiB,IAAI,CAACQ,KAAK,CAAC,UAACC,GAAG,EAAEC,KAAK;YAAA,OAAK1C,MAAM,CAAC2C,EAAE,CAACF,GAAG,EAAEF,UAAU,CAACG,KAAK,CAAC,CAAC;UAAA;QAAC;MAAA,CACtG,CAAC;MACD,IAAIN,MAAM,EAAE;QACVA,MAAM,CAACJ,IAAI,GAAGA,IAAI;QAClBG,SAAS,CAACS,IAAI,CAACR,MAAM,CAAC;QACtB,OAAOA,MAAM,CAACS,MAAM;MACtB;MAEA,IAAMC,UAAU,GAAG;QACjBd,IAAI,EAAJA,IAAI;QACJa,MAAM,EAAE1B,EAAE,CAAA4B,KAAA,SAAIf,IAAI;MACpB,CAAC;MACDG,SAAS,CAACS,IAAI,CAACE,UAAU,CAAC;MAC1BZ,KAAK,CAACU,IAAI,CAACE,UAAU,CAAC;MAEtB,OAAOA,UAAU,CAACD,MAAM;IAC1B,CAAC;IAED,OAAOlB,UAAU;EACnB,CAAC,EACD;EACA;EAAA,CACCL,KAAK,EAAEE,QAAQ,EAAEE,YAAY,EAAAsB,MAAA,CAAA3D,kBAAA,CAAK+B,IAAI,EACzC,CAAC;EAED,IAAA6B,gBAAS,EAAC,YAAM;IACd;IACA;IACAzB,QAAQ,CAACK,OAAO,GAAGH,YAAY,CAACG,OAAO;IACvCH,YAAY,CAACG,OAAO,GAAG,EAAE;EAC3B,CAAC,CAAC;EAEF,OAAOF,UAAU;AACnB"}