1 function Caseless (dict) {
4 Caseless.prototype.set = function (name, value, clobber) {
5 if (typeof name === 'object') {
7 this.set(i, name[i], value)
10 if (typeof clobber === 'undefined') clobber = true
11 var has = this.has(name)
13 if (!clobber && has) this.dict[has] = this.dict[has] + ',' + value
14 else this.dict[has || name] = value
18 Caseless.prototype.has = function (name) {
19 var keys = Object.keys(this.dict)
20 , name = name.toLowerCase()
22 for (var i=0;i<keys.length;i++) {
23 if (keys[i].toLowerCase() === name) return keys[i]
27 Caseless.prototype.get = function (name) {
28 name = name.toLowerCase()
30 var headers = this.dict
31 Object.keys(headers).forEach(function (key) {
32 _key = key.toLowerCase()
33 if (name === _key) result = headers[key]
37 Caseless.prototype.swap = function (name) {
38 var has = this.has(name)
39 if (has === name) return
40 if (!has) throw new Error('There is no header than matches "'+name+'"')
41 this.dict[name] = this.dict[has]
44 Caseless.prototype.del = function (name) {
45 var has = this.has(name)
46 return delete this.dict[has || name]
49 module.exports = function (dict) {return new Caseless(dict)}
50 module.exports.httpify = function (resp, headers) {
51 var c = new Caseless(headers)
52 resp.setHeader = function (key, value, clobber) {
53 if (typeof value === 'undefined') return
54 return c.set(key, value, clobber)
56 resp.hasHeader = function (key) {
59 resp.getHeader = function (key) {
62 resp.removeHeader = function (key) {