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#!/usr/bin/env node --redirect-warnings=/dev/null const { execFileSync } = require("child_process");const { GITHUB_ACCESS_TOKEN } = process.env;const PR_REGEX = /#\d+/; // Ex: matches on #4241const FIXES_REGEX = /(fixes|closes|completes) (.+[/#]\d+.*)$/im; main(); async function main() {  // Get the last two preview tags  const [newTag, oldTag] = execFileSync(    "git",    ["tag", "--sort", "-committerdate"],    { encoding: "utf8" },  )    .split("\n")    .filter((t) => t.startsWith("v") && t.endsWith("-pre"));   // Print the previous release  console.log(`Changes from ${oldTag} to ${newTag}\n`);   let hasProtocolChanges = false;  try {    execFileSync("git", [      "diff",      oldTag,      newTag,      "--exit-code",      "--",      "crates/rpc",    ]).status != 0;  } catch (error) {    hasProtocolChanges = true;  }   if (hasProtocolChanges) {    console.warn(      "\033[31;1;4mRPC protocol changes, server should be re-deployed\033[0m\n",    );  } else {    console.log("No RPC protocol changes\n");  }   // Get the PRs merged between those two tags.  const pullRequestNumbers = getPullRequestNumbers(oldTag, newTag);   // Get the PRs that were cherry-picked between main and the old tag.  const existingPullRequestNumbers = new Set(    getPullRequestNumbers("main", oldTag),  );   // Filter out those existing PRs from the set of new PRs.  const newPullRequestNumbers = pullRequestNumbers.filter(    (number) => !existingPullRequestNumbers.has(number),  );   // Fetch the pull requests from the GitHub API.  console.log("Merged Pull requests:");  for (const pullRequestNumber of newPullRequestNumbers) {    const webURL = `https://github.com/zed-industries/zed/pull/${pullRequestNumber}`;    const apiURL = `https://api.github.com/repos/zed-industries/zed/pulls/${pullRequestNumber}`;     const response = await fetch(apiURL, {      headers: {        Authorization: `token ${GITHUB_ACCESS_TOKEN}`,      },    });     // Print the pull request title and URL.    const pullRequest = await response.json();    const releaseNotesHeader = /^\s*(?:Release )?Notes\s*:(.+)/ims;     let releaseNotes = pullRequest.body || "";    const captures = releaseNotesHeader.exec(releaseNotes);    const notes = captures ? captures[1] : "MISSING";    const skippableNoteRegex = /^\s*-?\s*n\/?a\s*/ims;     if (skippableNoteRegex.exec(notes) != null) {      continue;    }    console.log("*", pullRequest.title);    console.log("  PR URL:    ", webURL);     // If the pull request contains a 'closes' line, print the closed issue.    const fixesMatch = (pullRequest.body || "").match(FIXES_REGEX);    if (fixesMatch) {      const fixedIssueURL = fixesMatch[2];      console.log("  Issue URL:    ", fixedIssueURL);    }     releaseNotes = notes.trim().split("\n");    console.log("  Release Notes:");     for (const line of releaseNotes) {      console.log(`    ${line}`);    }     console.log();  }} function getPullRequestNumbers(oldTag, newTag) {  const pullRequestNumbers = execFileSync(    "git",    ["log", `${oldTag}..${newTag}`, "--oneline"],    { encoding: "utf8" },  )    .split("\n")    .filter((line) => line.length > 0)    .map((line) => {      const match = line.match(/#(\d+)/);      return match ? match[1] : null;    })    .filter((line) => line);   return pullRequestNumbers;}