next
Version:
The React Framework
100 lines (99 loc) • 3.25 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.fromNodeHeaders = fromNodeHeaders;
exports.toNodeHeaders = toNodeHeaders;
exports.splitCookiesString = splitCookiesString;
exports.validateURL = validateURL;
function fromNodeHeaders(object) {
const headers = new Headers();
for (let [key, value] of Object.entries(object)){
const values = Array.isArray(value) ? value : [
value
];
for (let v of values){
if (v !== undefined) {
headers.append(key, v);
}
}
}
return headers;
}
function toNodeHeaders(headers) {
const result = {};
if (headers) {
for (const [key, value] of headers.entries()){
result[key] = value;
if (key.toLowerCase() === "set-cookie") {
result[key] = splitCookiesString(value);
}
}
}
return result;
}
function splitCookiesString(cookiesString) {
var cookiesStrings = [];
var pos = 0;
var start;
var ch;
var lastComma;
var nextStart;
var cookiesSeparatorFound;
function skipWhitespace() {
while(pos < cookiesString.length && /\s/.test(cookiesString.charAt(pos))){
pos += 1;
}
return pos < cookiesString.length;
}
function notSpecialChar() {
ch = cookiesString.charAt(pos);
return ch !== "=" && ch !== ";" && ch !== ",";
}
while(pos < cookiesString.length){
start = pos;
cookiesSeparatorFound = false;
while(skipWhitespace()){
ch = cookiesString.charAt(pos);
if (ch === ",") {
// ',' is a cookie separator if we have later first '=', not ';' or ','
lastComma = pos;
pos += 1;
skipWhitespace();
nextStart = pos;
while(pos < cookiesString.length && notSpecialChar()){
pos += 1;
}
// currently special character
if (pos < cookiesString.length && cookiesString.charAt(pos) === "=") {
// we found cookies separator
cookiesSeparatorFound = true;
// pos is inside the next cookie, so back up and return it.
pos = nextStart;
cookiesStrings.push(cookiesString.substring(start, lastComma));
start = pos;
} else {
// in param ',' or param separator ';',
// we continue from that comma
pos = lastComma + 1;
}
} else {
pos += 1;
}
}
if (!cookiesSeparatorFound || pos >= cookiesString.length) {
cookiesStrings.push(cookiesString.substring(start, cookiesString.length));
}
}
return cookiesStrings;
}
function validateURL(url) {
try {
return String(new URL(String(url)));
} catch (error) {
throw new Error(`URLs is malformed. Please use only absolute URLs - https://nextjs.org/docs/messages/middleware-relative-urls`, {
cause: error
});
}
}
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