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Use native npm commands #4

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Use native npm commands #4

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f329c55
fixed: #1 #2 #3
FDiskas Mar 7, 2019
ae05696
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FDiskas Mar 7, 2019
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57 changes: 18 additions & 39 deletions lib/helpers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,10 @@

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

var axios = require('axios');
var util = require('util');
var exec = util.promisify(require('child_process').exec);

var chalk = require('chalk');
var HttpStatus = require('http-status-codes');
var wordWrap = require('word-wrap');

var currentOutStream = process.stdout;
Expand All @@ -20,60 +21,38 @@ var printErr = function printErr(err) {
print('\n\n');
};

var genApiEndpoint = function genApiEndpoint(pkgName) {
return `https://registry.npmjs.org/${encodeURIComponent(pkgName)}/latest`;
};

var fetchPkgMeta = function () {
var _ref = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(pkgName) {
var apiUrl, response, status;
var _ref2, stdout, stderr;

return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
apiUrl = genApiEndpoint(pkgName);
_context.prev = 1;
_context.next = 4;
return axios.get(apiUrl);
_context.next = 2;
return exec(`npm info ${pkgName} --json description version author license homepage repository npm`);

case 4:
response = _context.sent;
return _context.abrupt('return', response.data);
case 2:
_ref2 = _context.sent;
stdout = _ref2.stdout;
stderr = _ref2.stderr;

case 8:
_context.prev = 8;
_context.t0 = _context['catch'](1);

if (!_context.t0.response) {
_context.next = 19;
if (!stderr) {
_context.next = 7;
break;
}

status = _context.t0.response.status;
throw new Error(stderr);

if (!(status === HttpStatus.NOT_FOUND)) {
_context.next = 16;
break;
}

throw new Error('package not found in registry');

case 16:
throw new Error(`${HttpStatus.getStatusText(status).toLowerCase()} ${status}`);
case 7:
return _context.abrupt('return', JSON.parse(stdout));

case 17:
_context.next = 20;
break;

case 19:
throw new Error('something went wrong');

case 20:
case 8:
case 'end':
return _context.stop();
}
}
}, _callee, undefined, [[1, 8]]);
}, _callee, undefined);
}));

return function fetchPkgMeta(_x) {
Expand Down
3 changes: 0 additions & 3 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -30,13 +30,10 @@
},
"homepage": "https://github.com/rousan/npmf#readme",
"dependencies": {
"axios": "^0.18.0",
"babel-core": "^6.26.3",
"babel-polyfill": "^6.26.0",
"chalk": "^2.4.2",
"commander": "2.14.1",
"http-status-codes": "^1.3.0",
"lodash": "^4.17.5",
"package-json": "^6.0.0",
"word-wrap": "^1.2.3"
},
Expand Down
27 changes: 8 additions & 19 deletions src/helpers.js
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
const axios = require('axios');
const util = require('util');
const exec = util.promisify(require('child_process').exec);

const chalk = require('chalk');
const HttpStatus = require('http-status-codes');
const wordWrap = require('word-wrap');

const currentOutStream = process.stdout;
Expand All @@ -14,25 +15,13 @@ const printErr = (err) => {
print('\n\n');
};

const genApiEndpoint = pkgName => `https://registry.npmjs.org/${encodeURIComponent(pkgName)}/latest`;

const fetchPkgMeta = async (pkgName) => {
const apiUrl = genApiEndpoint(pkgName);
try {
const response = await axios.get(apiUrl);
return response.data;
} catch (err) {
if (err.response) {
const { status } = err.response;
if (status === HttpStatus.NOT_FOUND) {
throw new Error('package not found in registry');
} else {
throw new Error(`${HttpStatus.getStatusText(status).toLowerCase()} ${status}`);
}
} else {
throw new Error('something went wrong');
}
const { stdout, stderr } = await exec(`npm info ${pkgName} --json description version author license homepage repository npm`);

if (stderr) {
throw new Error(stderr);
}
return JSON.parse(stdout);
};

const wrapWords = (text, indent) => wordWrap(
Expand Down