release: bundle files and reduce size of VSIX. (#10)

This commit uses esbuild to bundle the extension into a single JavaScript file.

It also ensures only what's needed is put into the package.

.vscode-test.mjs

@@ -1,5 +1,5 @@
 import { defineConfig } from "@vscode/test-cli";
 
 export default defineConfig({
-  files: "out/test/**/*.test.js",
+  files: "dist/test/**/*.test.js",
 });

.vscode/launch.json

@@ -10,7 +10,7 @@
       "type": "extensionHost",
       "request": "launch",
       "args": ["--extensionDevelopmentPath=${workspaceFolder}"],
-      "outFiles": ["${workspaceFolder}/out/**/*.js"],
+      "outFiles": ["${workspaceFolder}/dist/**/*.js"],
       "preLaunchTask": "${defaultBuildTask}"
     }
   ]

.vscodeignore

@@ -1,11 +1,13 @@
-.vscode/**
-.vscode-test/**
-src/**
+.github
+.vscode
+node_modules
+src
+.eslintrc.json
 .gitignore
+.vscode-test.mjs
+.vscodeignore
 .yarnrc
-vsc-extension-quickstart.md
-**/tsconfig.json
-**/.eslintrc.json
-**/*.map
-**/*.ts
-**/.vscode-test.*
+esbuild.js
+tsconfig.json
+tsconfig.prod.json
+yarn.lock

esbuild.js

@@ -0,0 +1,56 @@
+const esbuild = require("esbuild");
+
+const production = process.argv.includes("--production");
+const watch = process.argv.includes("--watch");
+
+async function main() {
+  const ctx = await esbuild.context({
+    entryPoints: ["src/extension.ts"],
+    bundle: true,
+    format: "cjs",
+    minify: production,
+    sourcemap: !production,
+    sourcesContent: false,
+    platform: "node",
+    outfile: "dist/extension.js",
+    external: ["vscode"],
+    logLevel: "silent",
+    plugins: [
+      /* add to the end of plugins array */
+      esbuildProblemMatcherPlugin,
+    ],
+  });
+  if (watch) {
+    await ctx.watch();
+  } else {
+    await ctx.rebuild();
+    await ctx.dispose();
+  }
+}
+
+/**
+ * @type {import('esbuild').Plugin}
+ */
+const esbuildProblemMatcherPlugin = {
+  name: "esbuild-problem-matcher",
+
+  setup(build) {
+    build.onStart(() => {
+      console.log("[watch] build started");
+    });
+    build.onEnd((result) => {
+      result.errors.forEach(({ text, location }) => {
+        console.error(`✘ [ERROR] ${text}`);
+        console.error(
+          `    ${location.file}:${location.line}:${location.column}:`,
+        );
+      });
+      console.log("[watch] build finished");
+    });
+  },
+};
+
+main().catch((e) => {
+  console.error(e);
+  process.exit(1);
+});

package.json

@@ -23,7 +23,7 @@
     "Bioinformatics"
   ],
   "preview": true,
-  "main": "./out/extension.js",
+  "main": "./dist/extension.js",
   "activationEvents": [],
   "contributes": {
     "languages": [
@@ -99,12 +99,13 @@
     ]
   },
   "scripts": {
-    "vscode:prepublish": "yarn run compile",
-    "compile": "tsc -p tsconfig.prod.json",
-    "watch": "tsc -watch -p tsconfig.json",
-    "pretest": "tsc -p tsconfig.json && yarn run lint",
-    "lint": "eslint src --ext ts",
-    "test": "vscode-test"
+    "compile": "yarn run check-types && node esbuild.js",
+    "check-types": "tsc --noEmit",
+    "watch": "npm-run-all -p watch:*",
+    "watch:esbuild": "node esbuild.js --watch",
+    "watch:tsc": "tsc --noEmit --watch --project tsconfig.json",
+    "vscode:prepublish": "yarn run package",
+    "package": "yarn run check-types && node esbuild.js --production"
   },
   "extensionDependencies": [
     "mindaro-dev.file-downloader"
@@ -125,6 +126,7 @@
     "@typescript-eslint/parser": "^7.11.0",
     "@vscode/test-cli": "^0.0.9",
     "@vscode/test-electron": "^2.4.0",
+    "esbuild": "^0.24.0",
     "eslint": "^8.57.0",
     "eslint-config-prettier": "^9.1.0",
     "typescript": "^5.4.5"