.config/coc/extensions/node_modules/coc-prettier/node_modules/package-json/index.js

   1 'use strict';
   2 const url = require('url');
   3 const got = require('got');
   4 const registryUrl = require('registry-url');
   5 const registryAuthToken = require('registry-auth-token');
   6 const semver = require('semver');
   7
   8 module.exports = (name, opts) => {
   9         const scope = name.split('/')[0];
  10         const regUrl = registryUrl(scope);
  11         const pkgUrl = url.resolve(regUrl, encodeURIComponent(name).replace(/^%40/, '@'));
  12         const authInfo = registryAuthToken(regUrl, {recursive: true});
  13
  14         opts = Object.assign({
  15                 version: 'latest'
  16         }, opts);
  17
  18         const headers = {
  19                 accept: 'application/vnd.npm.install-v1+json; q=1.0, application/json; q=0.8, */*'
  20         };
  21
  22         if (opts.fullMetadata) {
  23                 delete headers.accept;
  24         }
  25
  26         if (authInfo) {
  27                 headers.authorization = `${authInfo.type} ${authInfo.token}`;
  28         }
  29
  30         return got(pkgUrl, {json: true, headers})
  31                 .then(res => {
  32                         let data = res.body;
  33                         let version = opts.version;
  34
  35                         if (opts.allVersions) {
  36                                 return data;
  37                         }
  38
  39                         if (data['dist-tags'][version]) {
  40                                 data = data.versions[data['dist-tags'][version]];
  41                         } else if (version) {
  42                                 if (!data.versions[version]) {
  43                                         const versions = Object.keys(data.versions);
  44                                         version = semver.maxSatisfying(versions, version);
  45
  46                                         if (!version) {
  47                                                 throw new Error('Version doesn\'t exist');
  48                                         }
  49                                 }
  50
  51                                 data = data.versions[version];
  52
  53                                 if (!data) {
  54                                         throw new Error('Version doesn\'t exist');
  55                                 }
  56                         }
  57
  58                         return data;
  59                 })
  60                 .catch(err => {
  61                         if (err.statusCode === 404) {
  62                                 throw new Error(`Package \`${name}\` doesn't exist`);
  63                         }
  64
  65                         throw err;
  66                 });
  67 };