From 704edab100de3a9ce86a1ba536fff28b079b1ba6 Mon Sep 17 00:00:00 2001
From: Jiawen Geng <technicalcute@gmail.com>
Date: Mon, 23 Aug 2021 10:02:34 +0000
Subject: [PATCH] feat: add golang support

---
 fixers/upgrade-go.js | 35 +++++++++++++++++++++++++++++++++++
 package.json         |  1 +
 2 files changed, 36 insertions(+)
 create mode 100644 fixers/upgrade-go.js

diff --git a/fixers/upgrade-go.js b/fixers/upgrade-go.js
new file mode 100644
index 0000000..363ae16
--- /dev/null
+++ b/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",
+  });
+};
diff --git a/package.json b/package.json
index e86f4a4..649ada8 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
     "test": "node tests.js"
   },
   "dependencies": {
+    "crawler-toolbox": "^1.0.1",
     "minimist": "1.2.5"
   },
   "devDependencies": {}