feat(nano-build): new package for esbuild

packages/nano-build/README.md

@@ -0,0 +1,3 @@
+# Nano build
+
+Build/bundle tools for ECMAScript, TypeScript, and JavaScript libraries. It's easy to use, doesn't require any setup, and adheres to best practices. It has no dependencies and uses esbuild for enhanced performance.

packages/nano-build/nano-build.cjs

@@ -0,0 +1,90 @@
+const {context, build} = require('esbuild');
+const {resolve} = require('path');
+const packageJsonPath = resolve(process.cwd(), 'package.json');
+const packageJson = require(packageJsonPath);
+
+console.log('🚀 nano-build');
+console.log('📦 ' + packageJson.name);
+
+const watchMode = process.argv.includes('--watch');
+
+const devMode = process.env.NODE_ENV !== 'production';
+
+(async () => {
+  /**
+   * @type {import('esbuild').BuildOptions}
+   */
+  const esbuildOptions = {
+    entryPoints: ['src/main.ts'],
+    outdir: 'dist',
+    logLevel: 'info',
+    platform: 'node',
+    target: 'es2020',
+    format: 'esm',
+    cjs: true,
+    minify: true,
+    mangleProps: '_$',
+    // treeShaking: true,
+    sourcemap: true,
+    sourcesContent: true,
+    bundle: true,
+    packages: 'external',
+    splitting: false,
+    charset: 'utf8',
+    legalComments: 'none',
+    banner: {
+      js: '/* ' + packageJson.name + ' v' + packageJson.version + ' */',
+    },
+    define: {
+      __package_version: `'${packageJson.version}'`,
+    },
+    ...packageJson['nano-build'],
+    ...packageJson['nano-build-' + (devMode ? 'development' : 'production')],
+  };
+
+  const alsoCjs = esbuildOptions.format === 'esm' && esbuildOptions.cjs;
+  delete esbuildOptions.cjs;
+
+  if(alsoCjs) {
+    esbuildOptions.outExtension = {
+      ...esbuildOptions.outExtension,
+      '.js': '.mjs',
+    };
+  }
+
+  // Remove null fields from esbuildOptions
+  Object.keys(esbuildOptions).forEach((key) => {
+    if (esbuildOptions[key] === null) {
+      delete esbuildOptions[key];
+    }
+  });
+
+  if (esbuildOptions.outdir !== undefined) {
+    delete esbuildOptions.outfile;
+  }
+
+  console.log('esbuildOptions: %o', esbuildOptions);
+
+  esbuildOptions.mangleProps = new RegExp(esbuildOptions.mangleProps);
+
+  if (watchMode) {
+    console.log('👀 Watching...');
+    const esbuildContext = await context(esbuildOptions);
+    esbuildContext.watch();
+    return;
+  }
+
+  // else
+  console.log('🛠️ Building...');
+  await build(esbuildOptions);
+  if (alsoCjs) {
+    await build({
+      ...esbuildOptions,
+      format: 'cjs',
+      outExtension: {
+        ...esbuildOptions.outExtension,
+        '.js': '.cjs',
+      },
+    });
+  }
+})();

packages/nano-build/package.json

@@ -0,0 +1,38 @@
+{
+  "name": "@alwatr/nano-build",
+  "version": "1.0.0",
+  "description": "Build/bundle tools for ECMAScript, TypeScript, and JavaScript libraries. It's easy to use, doesn't require any setup, and adheres to best practices. It has no dependencies and uses esbuild for enhanced performance.",
+  "author": "S. Ali Mihandoost <[email protected]>",
+  "keywords": [
+    "build",
+    "bundle",
+    "esbuild",
+    "typescript",
+    "esm",
+    "alwatr"
+  ],
+  "bin": "./nano-build.cjs",
+  "license": "MIT",
+  "files": [
+    "**/*.{d.ts.map,d.ts,js.map,js,html,md}"
+  ],
+  "publishConfig": {
+    "access": "public"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/Alwatr/nanolib",
+    "directory": "packages/nano-build"
+  },
+  "homepage": "https://github.com/Alwatr/nanolib/tree/next/packages/nano-build#readme",
+  "bugs": {
+    "url": "https://github.com/Alwatr/nanolib/issues"
+  },
+  "devDependencies": {
+    "@alwatr/tsconfig-base": "workspace:^",
+    "typescript": "^5.3.3"
+  },
+  "dependencies": {
+    "esbuild": "^0.19.10"
+  }
+}