@beenotung/tslib/reflection.js

utils library in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.wrapFunction = void 0;
function wrapFunction_defineProperty(fn, length = fn.length, name = fn.name) {
    const f = function () {
        return fn.apply(null, arguments);
    };
    Object.defineProperty(f, 'name', { value: name });
    Object.defineProperty(f, 'length', { value: length });
    return f;
}
function wrapFunction_newFunction_eval(fn, length = fn.length, name = fn.name) {
    const args = new Array(length).fill(0).map((_, i) => 'a' + (i + 1));
    const wrapper = new Function('fn', `
  return function ${name}(${args}) {
    return fn.apply(null, arguments)
  }
`);
    return wrapper(fn);
}
// for testing only
exports.default = {
    wrapFunction_defineProperty,
    wrapFunction_newFunction_eval,
};
exports.wrapFunction = 'defineProperty' in Object && typeof Object.defineProperty === 'function'
    ? wrapFunction_defineProperty
    : wrapFunction_newFunction_eval;