doublescore/dist/lib/clone.js

Utility functions for managing data structures and measurement.

'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
var types_1 = require("./types");
var cloneDepth = 0;
var clone = function (arg) {
    cloneDepth++;
    if (cloneDepth >= 100) {
        cloneDepth = 0;
        throw new Error('max clone depth of 100 reached');
    }
    var target;
    if (arg instanceof Date) {
        target = new Date(arg.toISOString());
    }
    else if (types_1.isArray(arg)) {
        target = [];
        arg.forEach(function (value, i) {
            target[i] = clone(value);
        });
    }
    else if (types_1.isObject(arg) && arg !== null) {
        target = {};
        var myArg_1 = arg;
        Object.keys(myArg_1).forEach(function (field) {
            if ((myArg_1).hasOwnProperty(field)) {
                target[field] = clone(myArg_1[field]);
            }
        });
    }
    else { // functions, etc. not cloneable, and will pass through, though for primitives like strings and numbers, arg is cloning
        target = arg;
    }
    cloneDepth--;
    return target;
};
exports.default = clone;
//# sourceMappingURL=clone.js.map