dino-express/dist/ObjectSizeCalculator.js

DinO enabled REST framework based on express

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ObjectSizeCalculator = void 0;
class ObjectSizeCalculator {
    calculateSize(object) {
        const objectList = [];
        const stack = [object];
        let bytes = 0;
        while (stack.length > 0) {
            const value = stack.pop();
            if (typeof value === 'boolean') {
                bytes += 4;
            }
            else if (typeof value === 'string') {
                bytes += value.length * 2;
            }
            else if (typeof value === 'number') {
                bytes += 8;
            }
            else if (typeof value === 'object' && !objectList.includes(value)) {
                objectList.push(value);
                // if the object is not an array, add the sizes of the keys
                if (Object.prototype.toString.call(value) !== '[object Array]') {
                    for (const key in value) {
                        bytes += 2 * key.length;
                    }
                }
                for (const key in value) {
                    stack.push(value[key]);
                }
            }
        }
        return bytes;
    }
}
exports.ObjectSizeCalculator = ObjectSizeCalculator;
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