This repository has been archived on 2023-10-27. You can view files and clone it, but cannot push or open issues or pull requests.
current-kwh-cost/node_modules/axios/lib/core/AxiosHeaders.js

269 lines
5.9 KiB
JavaScript
Raw Normal View History

2022-11-17 16:42:35 +00:00
'use strict';
import utils from '../utils.js';
import parseHeaders from '../helpers/parseHeaders.js';
const $internals = Symbol('internals');
const $defaults = Symbol('defaults');
function normalizeHeader(header) {
return header && String(header).trim().toLowerCase();
}
function normalizeValue(value) {
if (value === false || value == null) {
return value;
}
return utils.isArray(value) ? value.map(normalizeValue) : String(value);
}
function parseTokens(str) {
const tokens = Object.create(null);
const tokensRE = /([^\s,;=]+)\s*(?:=\s*([^,;]+))?/g;
let match;
while ((match = tokensRE.exec(str))) {
tokens[match[1]] = match[2];
}
return tokens;
}
function matchHeaderValue(context, value, header, filter) {
if (utils.isFunction(filter)) {
return filter.call(this, value, header);
}
if (!utils.isString(value)) return;
if (utils.isString(filter)) {
return value.indexOf(filter) !== -1;
}
if (utils.isRegExp(filter)) {
return filter.test(value);
}
}
function formatHeader(header) {
return header.trim()
.toLowerCase().replace(/([a-z\d])(\w*)/g, (w, char, str) => {
return char.toUpperCase() + str;
});
}
function buildAccessors(obj, header) {
const accessorName = utils.toCamelCase(' ' + header);
['get', 'set', 'has'].forEach(methodName => {
Object.defineProperty(obj, methodName + accessorName, {
value: function(arg1, arg2, arg3) {
return this[methodName].call(this, header, arg1, arg2, arg3);
},
configurable: true
});
});
}
function findKey(obj, key) {
key = key.toLowerCase();
const keys = Object.keys(obj);
let i = keys.length;
let _key;
while (i-- > 0) {
_key = keys[i];
if (key === _key.toLowerCase()) {
return _key;
}
}
return null;
}
function AxiosHeaders(headers, defaults) {
headers && this.set(headers);
this[$defaults] = defaults || null;
}
Object.assign(AxiosHeaders.prototype, {
set: function(header, valueOrRewrite, rewrite) {
const self = this;
function setHeader(_value, _header, _rewrite) {
const lHeader = normalizeHeader(_header);
if (!lHeader) {
throw new Error('header name must be a non-empty string');
}
const key = findKey(self, lHeader);
if (key && _rewrite !== true && (self[key] === false || _rewrite === false)) {
return;
}
self[key || _header] = normalizeValue(_value);
}
if (utils.isPlainObject(header)) {
utils.forEach(header, (_value, _header) => {
setHeader(_value, _header, valueOrRewrite);
});
} else {
setHeader(valueOrRewrite, header, rewrite);
}
return this;
},
get: function(header, parser) {
header = normalizeHeader(header);
if (!header) return undefined;
const key = findKey(this, header);
if (key) {
const value = this[key];
if (!parser) {
return value;
}
if (parser === true) {
return parseTokens(value);
}
if (utils.isFunction(parser)) {
return parser.call(this, value, key);
}
if (utils.isRegExp(parser)) {
return parser.exec(value);
}
throw new TypeError('parser must be boolean|regexp|function');
}
},
has: function(header, matcher) {
header = normalizeHeader(header);
if (header) {
const key = findKey(this, header);
return !!(key && (!matcher || matchHeaderValue(this, this[key], key, matcher)));
}
return false;
},
delete: function(header, matcher) {
const self = this;
let deleted = false;
function deleteHeader(_header) {
_header = normalizeHeader(_header);
if (_header) {
const key = findKey(self, _header);
if (key && (!matcher || matchHeaderValue(self, self[key], key, matcher))) {
delete self[key];
deleted = true;
}
}
}
if (utils.isArray(header)) {
header.forEach(deleteHeader);
} else {
deleteHeader(header);
}
return deleted;
},
clear: function() {
return Object.keys(this).forEach(this.delete.bind(this));
},
normalize: function(format) {
const self = this;
const headers = {};
utils.forEach(this, (value, header) => {
const key = findKey(headers, header);
if (key) {
self[key] = normalizeValue(value);
delete self[header];
return;
}
const normalized = format ? formatHeader(header) : String(header).trim();
if (normalized !== header) {
delete self[header];
}
self[normalized] = normalizeValue(value);
headers[normalized] = true;
});
return this;
},
toJSON: function(asStrings) {
const obj = Object.create(null);
utils.forEach(Object.assign({}, this[$defaults] || null, this),
(value, header) => {
if (value == null || value === false) return;
obj[header] = asStrings && utils.isArray(value) ? value.join(', ') : value;
});
return obj;
}
});
Object.assign(AxiosHeaders, {
from: function(thing) {
if (utils.isString(thing)) {
return new this(parseHeaders(thing));
}
return thing instanceof this ? thing : new this(thing);
},
accessor: function(header) {
const internals = this[$internals] = (this[$internals] = {
accessors: {}
});
const accessors = internals.accessors;
const prototype = this.prototype;
function defineAccessor(_header) {
const lHeader = normalizeHeader(_header);
if (!accessors[lHeader]) {
buildAccessors(prototype, _header);
accessors[lHeader] = true;
}
}
utils.isArray(header) ? header.forEach(defineAccessor) : defineAccessor(header);
return this;
}
});
AxiosHeaders.accessor(['Content-Type', 'Content-Length', 'Accept', 'Accept-Encoding', 'User-Agent']);
utils.freezeMethods(AxiosHeaders.prototype);
utils.freezeMethods(AxiosHeaders);
export default AxiosHeaders;