pnpm
Version:
A fast implementation of npm install
79 lines • 2.95 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator.throw(value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments)).next());
});
};
const pauseStream = require('pause-stream');
const getAuthToken = require('registry-auth-token');
const createCache_1 = require('./createCache');
const memoize = require('lodash.memoize');
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = (client, opts) => {
const cache = createCache_1.default({
ttl: opts.cacheTTL,
path: opts.cachePath
});
function get(url) {
return __awaiter(this, void 0, void 0, function* () {
const cachedValue = yield cache.get(url);
if (cachedValue)
return cachedValue;
const value = yield new Promise((resolve, reject) => {
client.get(url, createOptions(url), (err, data, raw, res) => {
if (err)
return reject(err);
resolve(res);
});
});
cache.set(url, value);
return value;
});
}
function getJSON(url) {
return __awaiter(this, void 0, void 0, function* () {
const cachedValue = yield cache.get(url);
if (cachedValue)
return cachedValue;
const value = yield new Promise((resolve, reject) => {
client.get(url, createOptions(url), (err, data, raw, res) => {
if (err)
return reject(err);
resolve(data);
});
});
cache.set(url, value);
return value;
});
}
const getStream = function (url) {
return new Promise((resolve, reject) => {
client.fetch(url, createOptions(url), (err, res) => {
if (err)
return reject(err);
const ps = pauseStream();
res.pipe(ps.pause());
resolve(ps);
});
});
};
function createOptions(url) {
const authToken = getAuthToken(url, { recursive: true });
if (!authToken)
return {};
return {
headers: {
authorization: `${authToken.type} ${authToken.token}`
}
};
}
return {
get: memoize(get),
getJSON: memoize(getJSON),
getStream: getStream
};
};
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