fix(build): switch to esbuild (#338)

Author: wolfy1339

package-lock.json

@@ -6,7 +6,7 @@
   },
   "description": "Error class for Octokit request errors",
   "scripts": {
-    "build": "pika-pack build",
+    "build": "node scripts/build.mjs && tsc -p tsconfig.json",
     "lint": "prettier --check '{src,test}/**/*' README.md package.json",
     "lint:fix": "prettier --write '{src,test}/**/*' README.md package.json",
     "pretest": "npm run -s lint",
@@ -27,16 +27,13 @@
     "once": "^1.4.0"
   },
   "devDependencies": {
-    "@pika/pack": "^0.3.7",
-    "@pika/plugin-build-node": "^0.9.0",
-    "@pika/plugin-build-web": "^0.9.0",
-    "@pika/plugin-bundle-web": "^0.9.0",
-    "@pika/plugin-ts-standard-pkg": "^0.9.0",
+    "@octokit/tsconfig": "^1.0.2",
     "@types/jest": "^29.0.0",
     "@types/node": "^18.0.0",
     "@types/once": "^1.4.0",
+    "esbuild": "^0.17.19",
+    "glob": "^10.2.6",
     "jest": "^29.0.0",
-    "pika-plugin-unpkg-field": "^1.1.0",
     "prettier": "2.8.8",
     "ts-jest": "^29.0.0",
     "typescript": "^5.0.0"
@@ -52,22 +49,6 @@
       }
     }
   },
-  "@pika/pack": {
-    "pipeline": [
-      [
-        "@pika/plugin-ts-standard-pkg"
-      ],
-      [
-        "@pika/plugin-build-node",
-        {
-          "minNodeVersion": 18
-        }
-      ],
-      [
-        "@pika/plugin-build-web"
-      ]
-    ]
-  },
   "release": {
     "branches": [
       "+([0-9]).x",

package.json

@@ -0,0 +1,89 @@
+import esbuild from "esbuild";
+import { copyFile, readFile, writeFile, rm } from "node:fs/promises";
+import { glob } from "glob";
+
+const sharedOptions = {
+  sourcemap: "external",
+  sourcesContent: true,
+  minify: false,
+  allowOverwrite: true,
+  packages: "external",
+};
+
+async function main() {
+  // Start with a clean slate
+  await rm("pkg", { recursive: true, force: true });
+  // Build the source code for a neutral platform as ESM
+  await esbuild.build({
+    entryPoints: await glob(["./src/*.ts", "./src/**/*.ts"]),
+    outdir: "pkg/dist-src",
+    bundle: false,
+    platform: "neutral",
+    format: "esm",
+    ...sharedOptions,
+    sourcemap: false,
+  });
+
+  // Remove the types file from the dist-src folder
+  const typeFiles = await glob([
+    "./pkg/dist-src/**/types.js.map",
+    "./pkg/dist-src/**/types.js",
+  ]);
+  for (const typeFile of typeFiles) {
+    await rm(typeFile);
+  }
+
+  const entryPoints = ["./pkg/dist-src/index.js"];
+
+  await Promise.all([
+    // Build the a CJS Node.js bundle
+    esbuild.build({
+      entryPoints,
+      outdir: "pkg/dist-node",
+      bundle: true,
+      platform: "node",
+      target: "node18",
+      format: "cjs",
+      ...sharedOptions,
+    }),
+    // Build an ESM browser bundle
+    esbuild.build({
+      entryPoints,
+      outdir: "pkg/dist-web",
+      bundle: true,
+      platform: "browser",
+      format: "esm",
+      ...sharedOptions,
+    }),
+  ]);
+
+  // Copy the README, LICENSE to the pkg folder
+  await copyFile("LICENSE", "pkg/LICENSE");
+  await copyFile("README.md", "pkg/README.md");
+
+  // Handle the package.json
+  let pkg = JSON.parse((await readFile("package.json", "utf8")).toString());
+  // Remove unnecessary fields from the package.json
+  delete pkg.scripts;
+  delete pkg.prettier;
+  delete pkg.release;
+  delete pkg.jest;
+  await writeFile(
+    "pkg/package.json",
+    JSON.stringify(
+      {
+        ...pkg,
+        files: ["dist-*/**", "bin/**"],
+        main: "dist-node/index.js",
+        browser: "dist-web/index.js",
+        types: "dist-types/index.d.ts",
+        module: "dist-src/index.js",
+        sideEffects: false,
+        unpkg: "dist-web/index.js",
+      },
+      null,
+      2
+    )
+  );
+}
+main();

scripts/build.mjs

@@ -3,12 +3,12 @@ import once from "once";
 const logOnceCode = once((deprecation: any) => console.warn(deprecation));
 const logOnceHeaders = once((deprecation: any) => console.warn(deprecation));
 
-import {
+import type {
   RequestOptions,
   ResponseHeaders,
   OctokitResponse,
 } from "@octokit/types";
-import { RequestErrorOptions } from "./types";
+import type { RequestErrorOptions } from "./types";
 
 /**
  * Error with extra properties to help with debugging

src/index.ts

@@ -1,4 +1,4 @@
-import {
+import type {
   RequestOptions,
   ResponseHeaders,
   OctokitResponse,

src/types.ts

@@ -1,10 +1,11 @@
 {
+  "extends": "@octokit/tsconfig",
   "compilerOptions": {
     "esModuleInterop": true,
-    "module": "esnext",
-    "moduleResolution": "node",
-    "strict": true,
-    "target": "es2018"
+    "declaration": true,
+    "outDir": "pkg/dist-types",
+    "emitDeclarationOnly": true,
+    "sourceMap": true
   },
   "include": ["src/**/*"]
 }