fix: fetch changelog files via github api

.eslintrc

@@ -1,13 +1,16 @@
 {
   "extends": [
-    "@jedwards1211/eslint-config","@jedwards1211/eslint-config-flow", "eslint-config-prettier"
+    "@jedwards1211/eslint-config",
+    "@jedwards1211/eslint-config-flow",
+    "eslint-config-prettier"
   ],
   "parser": "babel-eslint",
   "parserOptions": {
     "ecmaVersion": 6,
     "sourceType": "module"
   },
   "env": {
-    "es6": true
+    "es6": true,
+    "node": true
   }
 }

package.json

@@ -131,7 +131,7 @@
     "@babel/runtime": "^7.1.5",
     "@octokit/rest": "^16.25.1",
     "chalk": "^2.4.2",
-    "node-fetch": "^2.5.0",
+    "js-base64": "^2.5.1",
     "npm-registry-fetch": "^3.9.0",
     "semver": "^6.0.0"
   },

src/getNpmToken.js

@@ -0,0 +1,23 @@
+// @flow
+
+import os from 'os'
+import fs from 'fs-extra'
+import once from './util/once'
+
+const getNpmToken = once(
+  async (env: { [name: string]: ?string } = process.env): Promise<?string> => {
+    const { NPM_TOKEN } = env
+    if (NPM_TOKEN) return NPM_TOKEN
+    try {
+      const homedir = os.homedir()
+      const npmrc = await fs.readFile(`${homedir}/.npmrc`)
+      const match = /:_authToken=([a-f0-9]{8}(-[a-f0-9]{4}){3}-[a-f0-9]{12})/.exec(
+        npmrc
+      )
+      if (match) return match[1]
+    } catch (error) {
+      return null
+    }
+  }
+)
+export default getNpmToken

src/index.js

@@ -3,13 +3,16 @@
 
 import chalk from 'chalk'
 import npmRegistryFetch from 'npm-registry-fetch'
-import fetch from 'node-fetch'
+import { Base64 } from 'js-base64'
 import parseChangelog, { type Release } from './changelog-parser'
 import semver from 'semver'
 import Octokit from '@octokit/rest'
+import getNpmToken from './getNpmToken'
+
+const { GH_TOKEN } = process.env
 
 const octokitOptions = {}
-if (process.env.GH_TOKEN) octokitOptions.auth = `token ${process.env.GH_TOKEN}`
+if (GH_TOKEN) octokitOptions.auth = `token ${GH_TOKEN}`
 const octokit = new Octokit(octokitOptions)
 
 export async function getChangelog(
@@ -18,11 +21,18 @@ export async function getChangelog(
 ): Promise<Array<Release>> {
   let changelog
   for (const file of ['CHANGELOG.md', 'changelog.md']) {
-    const changelogUrl = `https://raw.githubusercontent.com/${owner}/${repo}/master/${file}`
-    const res = await fetch(changelogUrl)
-    if (res.ok) {
-      changelog = await res.text()
+    try {
+      const {
+        data: { content },
+      } = await octokit.repos.getContents({
+        owner,
+        repo,
+        path: file,
+      })
+      changelog = Base64.decode(content)
       break
+    } catch (error) {
+      continue
     }
   }
   if (!changelog) throw new Error('failed to get changelog')
@@ -39,7 +49,9 @@ export async function whatBroke(
     toVersion?: ?string,
   } = {}
 ): Promise<Object> {
-  const npmInfo = await npmRegistryFetch.json(pkg)
+  const npmInfo = await npmRegistryFetch.json(pkg, {
+    token: await getNpmToken(),
+  })
   const { repository: { url } = {} } = npmInfo
   if (!url) throw new Error('failed to get repository.url')
   const match = /github\.com\/([^\\]+)\/([^.\\]+)/i.exec(url)

src/util/once.js

@@ -0,0 +1,14 @@
+/**
+ * @flow
+ * @prettier
+ */
+
+export default function once<F: (...any[]) => any>(fn: F): F {
+  let result: any
+  let called = false
+  return ((...args: Array<any>): any => {
+    if (called) return result
+    called = true
+    return (result = fn(...args))
+  }: any)
+}

util/once.js

@@ -0,0 +1,20 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = once;
+
+/**
+ * 
+ * @prettier
+ */
+function once(fn) {
+  var result;
+  var called = false;
+  return function () {
+    if (called) return result;
+    called = true;
+    return result = fn.apply(void 0, arguments);
+  };
+}

util/once.js.flow

@@ -0,0 +1,14 @@
+/**
+ * @flow
+ * @prettier
+ */
+
+export default function once<F: (...any[]) => any>(fn: F): F {
+  let result: any
+  let called = false
+  return ((...args: Array<any>): any => {
+    if (called) return result
+    called = true
+    return (result = fn(...args))
+  }: any)
+}

yarn.lock

@@ -4489,6 +4489,11 @@ jest-validate@^23.5.0:
     leven "^2.1.0"
     pretty-format "^23.6.0"
 
+js-base64@^2.5.1:
+  version "2.5.1"
+  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.5.1.tgz#1efa39ef2c5f7980bb1784ade4a8af2de3291121"
+  integrity sha512-M7kLczedRMYX4L8Mdh4MzyAMM9O5osx+4FcOQuTvr3A9F2D9S5JXheN0ewNbrvK2UatkTRhL5ejGmGSjNMiZuw==
+
 js-levenshtein@^1.1.3:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/js-levenshtein/-/js-levenshtein-1.1.4.tgz#3a56e3cbf589ca0081eb22cd9ba0b1290a16d26e"
@@ -5532,7 +5537,7 @@ node-fetch@^2.1.1:
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.3.0.tgz#1a1d940bbfb916a1d3e0219f037e89e71f8c5fa5"
   integrity sha512-MOd8pV3fxENbryESLgVIeaGKrdl+uaYhCSSVkjeOb/31/njTpcis5aWfdqgNlHIrKOLRbMnfPINPOML2CIFeXA==
 
-node-fetch@^2.3.0, node-fetch@^2.5.0:
+node-fetch@^2.3.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.5.0.tgz#8028c49fc1191bba56a07adc6e2a954644a48501"
   integrity sha512-YuZKluhWGJwCcUu4RlZstdAxr8bFfOVHakc1mplwHkk8J+tqM1Y5yraYvIUpeX8aY7+crCwiELJq7Vl0o0LWXw==