actionhero/dist/modules/utils/isPlainObject.js

The reusable, scalable, and quick node.js API server for stateless and stateful applications

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isPlainObject = isPlainObject;
/**
 * Is the JS Object passed in truly just an object?
 */
function isPlainObject(o) {
    const safeTypes = [
        Boolean,
        Number,
        String,
        Function,
        Array,
        Date,
        RegExp,
        Buffer,
    ];
    const safeInstances = ["boolean", "number", "string", "function"];
    const expandPreventMatchKey = "_toExpand"; // set `_toExpand = false` within an object if you don't want to expand it
    let i;
    if (!o) {
        return false;
    }
    if (o instanceof Object === false) {
        return false;
    }
    for (i in safeTypes) {
        if (o instanceof safeTypes[i]) {
            return false;
        }
    }
    for (i in safeInstances) {
        if (typeof o === safeInstances[i]) {
            return false;
        }
    }
    if (o[expandPreventMatchKey] === false) {
        return false;
    }
    try {
        // sometimes objects cannot be successfully stringified (https://github.com/node-formidable/formidable/pull/796)
        return o.toString() === "[object Object]";
    }
    catch (error) {
        return true;
    }
}