@lylajs/core
Version:
67 lines (66 loc) • 2.17 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.headersKeyToLowerCase = exports.mergeOptions = exports.mergeHeaders = exports.mergeUrl = void 0;
function mergeUrl(baseUrl, relativeUrl) {
if (isAbsoluteUrl(relativeUrl)) {
return relativeUrl;
}
return relativeUrl
? baseUrl.replace(/\/+$/, '') + '/' + relativeUrl.replace(/^\/+/, '')
: baseUrl;
}
exports.mergeUrl = mergeUrl;
function isAbsoluteUrl(url) {
// A URL is considered absolute if it begins with "<scheme>://" or "//" (protocol-relative URL).
// RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed
// by any combination of letters, digits, plus, period, or hyphen.
return /^([a-z][a-z\d+\-.]*:)?\/\//i.test(url);
}
function isObject(value) {
return value && typeof value === 'object';
}
function mergeHeaders(target, source) {
if (!source)
return target;
for (const [key, value] of Object.entries(source)) {
if (value === undefined) {
delete target[key];
}
else {
target[key.toLowerCase()] = typeof value === 'string' ? value : `${value}`;
}
}
return target;
}
exports.mergeHeaders = mergeHeaders;
function mergeOptions(...sources) {
let merged = {};
for (const source of sources) {
if (Array.isArray(source)) {
if (!Array.isArray(merged)) {
merged = [];
}
merged.push(...source);
}
else if (isObject(source)) {
for (let [key, value] of Object.entries(source)) {
if (isObject(value) && key in merged) {
value = mergeOptions(merged[key], value);
}
merged[key] = value;
}
}
}
return merged;
}
exports.mergeOptions = mergeOptions;
function headersKeyToLowerCase(_headers) {
if (!_headers)
return {};
const headers = {};
for (const key in _headers) {
headers[key.toLowerCase()] = _headers[key];
}
return headers;
}
exports.headersKeyToLowerCase = headersKeyToLowerCase;