107 lines
3.3 KiB
JavaScript
107 lines
3.3 KiB
JavaScript
|
'use strict';
|
||
|
|
||
|
import utils from '../utils.js';
|
||
|
import AxiosHeaders from "./AxiosHeaders.js";
|
||
|
|
||
|
const headersToObject = (thing) => thing instanceof AxiosHeaders ? { ...thing } : thing;
|
||
|
|
||
|
/**
|
||
|
* 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 default function mergeConfig(config1, config2) {
|
||
|
// eslint-disable-next-line no-param-reassign
|
||
|
config2 = config2 || {};
|
||
|
const config = {};
|
||
|
|
||
|
function getMergedValue(target, source, caseless) {
|
||
|
if (utils.isPlainObject(target) && utils.isPlainObject(source)) {
|
||
|
return utils.merge.call({caseless}, target, source);
|
||
|
} else if (utils.isPlainObject(source)) {
|
||
|
return utils.merge({}, source);
|
||
|
} else if (utils.isArray(source)) {
|
||
|
return source.slice();
|
||
|
}
|
||
|
return source;
|
||
|
}
|
||
|
|
||
|
// eslint-disable-next-line consistent-return
|
||
|
function mergeDeepProperties(a, b, caseless) {
|
||
|
if (!utils.isUndefined(b)) {
|
||
|
return getMergedValue(a, b, caseless);
|
||
|
} else if (!utils.isUndefined(a)) {
|
||
|
return getMergedValue(undefined, a, caseless);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// eslint-disable-next-line consistent-return
|
||
|
function valueFromConfig2(a, b) {
|
||
|
if (!utils.isUndefined(b)) {
|
||
|
return getMergedValue(undefined, b);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// eslint-disable-next-line consistent-return
|
||
|
function defaultToConfig2(a, b) {
|
||
|
if (!utils.isUndefined(b)) {
|
||
|
return getMergedValue(undefined, b);
|
||
|
} else if (!utils.isUndefined(a)) {
|
||
|
return getMergedValue(undefined, a);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// eslint-disable-next-line consistent-return
|
||
|
function mergeDirectKeys(a, b, prop) {
|
||
|
if (prop in config2) {
|
||
|
return getMergedValue(a, b);
|
||
|
} else if (prop in config1) {
|
||
|
return getMergedValue(undefined, a);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
const mergeMap = {
|
||
|
url: valueFromConfig2,
|
||
|
method: valueFromConfig2,
|
||
|
data: valueFromConfig2,
|
||
|
baseURL: defaultToConfig2,
|
||
|
transformRequest: defaultToConfig2,
|
||
|
transformResponse: defaultToConfig2,
|
||
|
paramsSerializer: defaultToConfig2,
|
||
|
timeout: defaultToConfig2,
|
||
|
timeoutMessage: defaultToConfig2,
|
||
|
withCredentials: defaultToConfig2,
|
||
|
withXSRFToken: defaultToConfig2,
|
||
|
adapter: defaultToConfig2,
|
||
|
responseType: defaultToConfig2,
|
||
|
xsrfCookieName: defaultToConfig2,
|
||
|
xsrfHeaderName: defaultToConfig2,
|
||
|
onUploadProgress: defaultToConfig2,
|
||
|
onDownloadProgress: defaultToConfig2,
|
||
|
decompress: defaultToConfig2,
|
||
|
maxContentLength: defaultToConfig2,
|
||
|
maxBodyLength: defaultToConfig2,
|
||
|
beforeRedirect: defaultToConfig2,
|
||
|
transport: defaultToConfig2,
|
||
|
httpAgent: defaultToConfig2,
|
||
|
httpsAgent: defaultToConfig2,
|
||
|
cancelToken: defaultToConfig2,
|
||
|
socketPath: defaultToConfig2,
|
||
|
responseEncoding: defaultToConfig2,
|
||
|
validateStatus: mergeDirectKeys,
|
||
|
headers: (a, b) => mergeDeepProperties(headersToObject(a), headersToObject(b), true)
|
||
|
};
|
||
|
|
||
|
utils.forEach(Object.keys(Object.assign({}, config1, config2)), function computeConfigValue(prop) {
|
||
|
const merge = mergeMap[prop] || mergeDeepProperties;
|
||
|
const configValue = merge(config1[prop], config2[prop], prop);
|
||
|
(utils.isUndefined(configValue) && merge !== mergeDirectKeys) || (config[prop] = configValue);
|
||
|
});
|
||
|
|
||
|
return config;
|
||
|
}
|