Add a link to a GitHub repo's first commit
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// ==UserScript==
// @name GitHub First Commit
// @description Add a link to a GitHub repo's first commit
// @author chocolateboy
// @copyright chocolateboy
// @version 4.0.0
// @namespace https://github.com/chocolateboy/userscripts
// @license GPL
// @include https://github.com/
// @include https://github.com/*
// @grant GM_log
// @noframes
// ==/UserScript==
// NOTE This file is generated from src/github-first-commit.user.ts and should not be edited directly.
"use strict";
(() => {
// src/lib/observer.ts
var DUMMY_MUTATIONS = [];
var INIT = { childList: true, subtree: true };
var observe = (target, ...args) => {
const [init, callback] = args.length === 1 ? [INIT, args[0]] : args;
const $callback = (mutations, observer2) => {
observer2.disconnect();
const result = callback(mutations, observer2);
if (!result) {
observer2.observe(target, init);
}
};
const observer = new MutationObserver($callback);
queueMicrotask(() => $callback(DUMMY_MUTATIONS, observer));
return observer;
};
// src/github-first-commit.user.ts
// @license GPL
var ID = "first-commit";
var LOCATION = 'meta[name="analytics-location"][content]';
var USER_REPO = 'meta[name="octolytics-dimension-repository_network_root_nwo"][content]';
var $ = document;
var openFirstCommit = (user, repo) => {
return fetch(`https://api.github.com/repos/${user}/${repo}/commits`).then((res) => Promise.all([res.headers.get("link"), res.json()])).then(([link, commits]) => {
if (!link) {
return commits;
}
const lastPage = link.match(/^.+?<([^>]+)>;/)[1];
return fetch(lastPage).then((res) => res.json());
}).then((commits) => {
if (Array.isArray(commits)) {
location.href = commits[commits.length - 1].html_url;
} else {
console.error(commits);
}
});
};
observe($.body, () => {
const path = $.querySelector(LOCATION)?.content;
const isRepoPage = path === "/<user-name>/<repo-name>";
if (!isRepoPage) {
return;
}
if ($.getElementById(ID)) {
return;
}
const historyIcon = $.querySelector("svg.octicon-history");
if (!historyIcon) {
return;
}
const commitHistory = historyIcon.closest("div");
const container = commitHistory.parentElement;
const firstCommit = commitHistory.cloneNode(true);
const label = firstCommit.querySelector(':scope [data-component="text"] > *');
const header = firstCommit.querySelector(":scope h2");
const link = firstCommit.querySelector(":scope a[href]");
const [user, repo] = $.querySelector(USER_REPO).getAttribute("content").split("/");
firstCommit.id = ID;
header.textContent = label.textContent = "1st Commit";
link.removeAttribute("href");
link.setAttribute("aria-label", "First commit");
firstCommit.addEventListener("click", (e) => {
e.preventDefault();
e.stopPropagation();
label.textContent = "Loading...";
openFirstCommit(user, repo);
}, { once: true });
container.appendChild(firstCommit);
});
})();