index.js
'use strict';
var request = require('superagent');
var _assign = function __assign() {
_assign = Object.assign || function __assign(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
}
return t;
};
return _assign.apply(this, arguments);
};
function __awaiter(thisArg, _arguments, P, generator) {
function adopt(value) {
return value instanceof P ? value : new P(function (resolve) {
resolve(value);
});
}
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) : adopt(result.value).then(fulfilled, rejected);
}
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
}
function __generator(thisArg, body) {
var _ = {
label: 0,
sent: function sent() {
if (t[0] & 1) throw t[1];
return t[1];
},
trys: [],
ops: []
},
f,
y,
t,
g;
return g = {
next: verb(0),
"throw": verb(1),
"return": verb(2)
}, typeof Symbol === "function" && (g[Symbol.iterator] = function () {
return this;
}), g;
function verb(n) {
return function (v) {
return step([n, v]);
};
}
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0:
case 1:
t = op;
break;
case 4:
_.label++;
return {
value: op[1],
done: false
};
case 5:
_.label++;
y = op[1];
op = [0];
continue;
case 7:
op = _.ops.pop();
_.trys.pop();
continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {
_ = 0;
continue;
}
if (op[0] === 3 && (!t || op[1] > t[0] && op[1] < t[3])) {
_.label = op[1];
break;
}
if (op[0] === 6 && _.label < t[1]) {
_.label = t[1];
t = op;
break;
}
if (t && _.label < t[2]) {
_.label = t[2];
_.ops.push(op);
break;
}
if (t[2]) _.ops.pop();
_.trys.pop();
continue;
}
op = body.call(thisArg, _);
} catch (e) {
op = [6, e];
y = 0;
} finally {
f = t = 0;
}
if (op[0] & 5) throw op[1];
return {
value: op[0] ? op[1] : void 0,
done: true
};
}
}
typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
var e = new Error(message);
return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
};
/**
* Custom Exception definitions
*
* @param {Object} err: object from npm API status code and response body
* @returns void
*/
var NpmException = /** @class */ (function () {
function NpmException(err) {
this.message = err.message;
this.name = 'NpmException';
if (!err.response) {
this.statusCode = 500;
this.body = _assign({}, err);
}
else if (Number(err.status) >= 400) {
var error = err.response.error;
this.statusCode = err.status;
this.body = _assign({ path: error.path }, JSON.parse(error.text));
}
}
return NpmException;
}());
require("babel-polyfill");
/**
* Body module that calls the API
*
* @param {String} url: request URL with params
* @returns {Object} object from npm API status code and response body
*/
var load = function (url) { return __awaiter(void 0, void 0, void 0, function () {
var _a, statusCode, body, err_1, obj;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_b.trys.push([0, 2, , 3]);
return [4 /*yield*/, request
.get(url)
.timeout({
response: 3 * 1000,
deadline: 5 * 1000,
})];
case 1:
_a = _b.sent(), statusCode = _a.statusCode, body = _a.body;
return [2 /*return*/, {
statusCode: statusCode,
body: body,
}];
case 2:
err_1 = _b.sent();
obj = new NpmException(err_1);
throw obj;
case 3: return [2 /*return*/];
}
});
}); };
/**
* Get module stats
*
* @param {String} pkg: module name
* @param {String} start: Start date of search period
* @param {String} end: End date of search period
* @returns Promise object
*/
var stat = function (pkg, start, end) {
var url = "https://api.npmjs.org/downloads/point/".concat(start, ":").concat(end, "/").concat(pkg ? pkg : "");
return load(url);
};
/**
* Get module detail info
*
* @param {String} pkg: module name
* @returns Promise object
*/
var details = function (pkg) {
var url = "https://registry.npmjs.org/".concat(pkg ? pkg : "");
return load(url);
};
module.exports = { stat: stat, details: details };
var npm = /*#__PURE__*/Object.freeze({
__proto__: null
});
exports.npm = npm;
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