feat: add bun package manager support

README.md

@@ -202,7 +202,7 @@ To customize which package manager is reflected in the comments, use the `--pack
 
 For repositories with many packages, comments might get too long. In that case, you can use `--only-templates` to only show templates.
 
-pkg.pr.new uses `npm pack --json` under the hood, in case you face issues, you can also use the `--pnpm` or `--yarn` flag so it starts using `pnpm pack` or `yarn pack`. This is not necessary in most cases.
+pkg.pr.new uses `npm pack --json` under the hood, in case you face issues, you can also use the `--pnpm`, `--yarn`, or `--bun` flag so it starts using `pnpm pack`, `yarn pack`, or `bun pm pack`. This is not necessary in most cases.
 
 <img width="100%" src="https://github.com/stackblitz-labs/pkg.pr.new/assets/37929992/2fc03b94-ebae-4c47-a271-03a4ad5d2449" />
 

packages/cli/index.ts

@@ -74,6 +74,10 @@ const main = defineCommand({
             type: "boolean",
             description: "use `yarn pack` instead of `npm pack --json`",
           },
+          bun: {
+            type: "boolean",
+            description: "use `bun pm pack` instead of `npm pack --json`",
+          },
           template: {
             type: "string",
             description:
@@ -131,6 +135,8 @@ const main = defineCommand({
             packMethod = "pnpm";
           } else if (args.yarn) {
             packMethod = "yarn";
+          } else if (args.bun) {
+            packMethod = "bun";
           }
 
           const isPeerDepsEnabled = !!args.peerDeps;
@@ -582,21 +588,23 @@ runMain(main)
   .then(() => process.exit(0))
   .catch(() => process.exit(1));
 
-type PackMethod = "npm" | "pnpm" | "yarn";
+type PackMethod = "npm" | "pnpm" | "yarn" | "bun";
 
 async function resolveTarball(pm: PackMethod, p: string, pJson: PackageJson) {
   let cmd = `${pm} pack`;
   let filename = `${pJson.name!.replace("/", "-")}-${pJson.version}.tgz`;
   if (pm === "yarn") {
     cmd += ` --filename ${filename}`;
+  } else if (pm === "bun") {
+    cmd = `bun pm pack --filename ${filename}`;
   }
   const { stdout } = await ezSpawn.async(cmd, {
     stdio: "overlapped",
     cwd: p,
   });
   const lines = stdout.split("\n").filter(Boolean);
 
-  if (pm !== "yarn") {
+  if (pm !== "yarn" && pm !== "bun") {
     filename = lines[lines.length - 1].trim();
   }