feat: add golang support

fixers/upgrade-go.js

@@ -0,0 +1,35 @@
+// Copyright © 2020 Jan Keromnes.
+// The following code is covered by the MIT license.
+
+const { getData } = require("crawler-toolbox");
+const { patchDom } = require("crawler-toolbox/build/utils");
+
+const getLatestGoVersion = async () => {
+  const url = "https://golang.org/dl/";
+
+  let golangVersion = undefined
+  const result = await getData(url);
+  patchDom(result.content, ($) => {
+    // https://regex101.com/r/cJLyi6/1
+    const regex = /\/dl\/go(.*?).src.tar.gz/gm;
+    const links = [... $("a[href]")];
+    for (const l of links) {
+      const version = regex.exec(l.attribs["href"])?.[1];
+      if (version != undefined) {
+        golangVersion = version
+        break;
+      }
+    }
+  });
+
+  return golangVersion
+};
+exports.register = async (fixers) => {
+  const golangVersion = await getLatestGoVersion()
+  console.log(golangVersion)
+  fixers[0].push({
+    id: "upgrade-golang",
+    cmd: `todo`,
+    description: "Update pinned Go module versions",
+  });
+};

package.json

@@ -22,6 +22,7 @@
     "test": "node tests.js"
   },
   "dependencies": {
+    "crawler-toolbox": "^1.0.1",
     "minimist": "1.2.5"
   },
   "devDependencies": {}