fix: implement package to preserve shebang

Author: giancarlosisasi

package.json

@@ -17,10 +17,11 @@
   },
   "scripts": {
     "start": "tsdx watch",
-    "build": "tsdx build --target node",
+    "addShebang": "node ./scripts/appendShebang.js",
+    "build": "tsdx build --target node && npm run addShebang",
     "test": "tsdx test",
     "lint": "tsdx lint",
-    "prepare": "tsdx build",
+    "prepare": "npm run build",
     "size": "size-limit",
     "analyze": "size-limit --why"
   },
@@ -52,6 +53,7 @@
     "@size-limit/preset-small-lib": "^4.10.0",
     "del": "4.1.1",
     "husky": "^5.1.3",
+    "rollup-plugin-preserve-shebang": "^1.0.1",
     "size-limit": "^4.10.0",
     "tsdx": "^0.14.1",
     "tslib": "^2.1.0",

scripts/appendShebang.js

@@ -0,0 +1,15 @@
+// https://github.com/formium/tsdx/issues/793
+// https://github.com/formium/tsdx/issues/338
+const path = require('path');
+const fs = require('fs');
+
+const indexPath = path.join(__dirname, '../dist/index.js');
+
+const content = fs.readFileSync(indexPath);
+fs.writeFile(indexPath, `#!/usr/bin/env node\n${content}`, err => {
+  if (err) {
+    console.error(err);
+    process.exit(1);
+  }
+  console.log('> Successfully to add the Shebang to the dist/index.js file.');
+});

yarn.lock

@@ -7226,6 +7226,13 @@ ripemd160@^2.0.0, ripemd160@^2.0.1:
     hash-base "^3.0.0"
     inherits "^2.0.1"
 
+rollup-plugin-preserve-shebang@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-preserve-shebang/-/rollup-plugin-preserve-shebang-1.0.1.tgz#17109cdb4ed12c3cac9379b802182427cdbee5a1"
+  integrity sha512-gk7ExGBqvUinhgrvldKHkAKXXwRkWMXMZymNkrtn50uBgHITlhRjhnKmbNGwAIc4Bzgl3yLv7/8Fhi/XeHhFKg==
+  dependencies:
+    magic-string "^0.25.7"
+
 rollup-plugin-sourcemaps@^0.6.2:
   version "0.6.3"
   resolved "https://registry.yarnpkg.com/rollup-plugin-sourcemaps/-/rollup-plugin-sourcemaps-0.6.3.tgz#bf93913ffe056e414419607f1d02780d7ece84ed"