@ace-fetch/uni-app/esm/core/mergeConfig.js

uni-app adapter for @ace-fetch/core.

import { isPlainObject, isArray, isUndef } from '@ace-util/core';
import { forEach, merge } from '../utils';
/**
 * Config-specific merge-function which creates a new config-object
 * by merging two configuration objects together.
 *
 * @param {Object} config1
 * @param {Object} config2
 *
 * @returns {Object} New object resulting from merging config2 to config1
 */
export function mergeConfig(config1, config2) {
    config2 = config2 || {};
    var config = {};
    function getMergedValue(target, source) {
        if (isPlainObject(target) && isPlainObject(source)) {
            return merge(target, source);
        }
        else if (isPlainObject(source)) {
            return merge({}, source);
        }
        else if (isArray(source)) {
            return source.slice();
        }
        return source;
    }
    function mergeDeepProperties(prop) {
        if (!isUndef(config2[prop])) {
            return getMergedValue(config1[prop], config2[prop]);
        }
        else if (!isUndef(config1[prop])) {
            return getMergedValue(undefined, config1[prop]);
        }
    }
    function valueFromConfig2(prop) {
        if (!isUndef(config2[prop])) {
            return getMergedValue(undefined, config2[prop]);
        }
    }
    function defaultToConfig2(prop) {
        if (!isUndef(config2[prop])) {
            return getMergedValue(undefined, config2[prop]);
        }
        else if (!isUndef(config1[prop])) {
            return getMergedValue(undefined, config1[prop]);
        }
    }
    function mergeDirectKeys(prop) {
        if (prop in config2) {
            return getMergedValue(config1[prop], config2[prop]);
        }
        else if (prop in config1) {
            return getMergedValue(undefined, config1[prop]);
        }
    }
    var mergeMap = {
        url: valueFromConfig2,
        method: valueFromConfig2,
        headers: mergeDeepProperties,
        data: valueFromConfig2,
        timeout: defaultToConfig2,
        requestType: defaultToConfig2,
        responseType: defaultToConfig2,
        sslVerify: defaultToConfig2,
        withCredentials: defaultToConfig2,
        firstIpv4: defaultToConfig2,
        enableHttp2: defaultToConfig2,
        enableQuic: defaultToConfig2,
        enableCache: defaultToConfig2,
        enableHttpDNS: defaultToConfig2,
        httpDNSServiceId: defaultToConfig2,
        enableChunked: defaultToConfig2,
        forceCellularNetwork: defaultToConfig2,
        enableCookie: defaultToConfig2,
        cloudCache: mergeDeepProperties,
        defer: defaultToConfig2,
    };
    forEach(Object.keys(config1).concat(Object.keys(config2)), function computeConfigValue(prop) {
        var merge = mergeMap[prop] || mergeDeepProperties;
        var configValue = merge(prop);
        (isUndef(configValue) && merge !== mergeDirectKeys) || (config[prop] = configValue);
    });
    return config;
}