refactor: use @rollup/plugin-replace for name and version

package.json

@@ -56,6 +56,7 @@
   "devDependencies": {
     "@rollup/plugin-commonjs": "^28.0.0",
     "@rollup/plugin-node-resolve": "^15.2.3",
+    "@rollup/plugin-replace": "^6.0.1",
     "@rollup/plugin-terser": "^0.4.4",
     "@types/node": "^22.7.2",
     "rimraf": "^6.0.1",

rollup.config.js

@@ -1,8 +1,10 @@
 import path from 'node:path'
 import { readFile } from 'fs/promises'
+import { createRequire } from 'node:module'
 import { nodeExternals } from 'rollup-plugin-node-externals'
 import { nodeResolve } from '@rollup/plugin-node-resolve'
-import _commonsJS from '@rollup/plugin-commonjs'
+import _commonsJs from '@rollup/plugin-commonjs'
+import _replace from '@rollup/plugin-replace'
 import { sucrase } from 'rollup-plugin-fast-typescript'
 import _terser from '@rollup/plugin-terser'
 import { defineConfig } from 'rollup'
@@ -13,9 +15,25 @@ import { defineConfig } from 'rollup'
  * @see {@link https://github.com/rollup/plugins/issues/1541#issuecomment-1837153165}
  */
 const fix = (f) => /** @type {T} */(f)
-const commonJS = fix(_commonsJS)
+const commonJs = fix(_commonsJs)
+const replace = fix(_replace)
 const terser = fix(_terser)
 
+/** @type {import('#package.json')} */
+const { name, version } = createRequire(import.meta.url)('#package.json')
+
+/** @type {import('@rollup/plugin-replace').RollupReplaceOptions} */
+const replacements = {
+    include: [ '**/index.js', '**/register.js' ],
+    preventAssignment: true,
+    sourceMap: true,
+    delimiters: [ '', '' ],
+    values: {
+        __TSRUN_NAME__: name.split('/')[1],
+        __TSRUN_VERSION__: version
+    }
+}
+
 export default defineConfig([
 
     // bin/index.js
@@ -25,11 +43,12 @@ export default defineConfig([
             file: 'bin/index.js',
             format: 'esm',
             sourcemap: true,
-            sourcemapExcludeSources: true
+            sourcemapExcludeSources: true,
         },
         plugins: [
             nodeExternals(),
-            sucrase()
+            sucrase(),
+            replace(replacements)
         ],
         external: /\/register.js$/
     },
@@ -49,8 +68,9 @@ export default defineConfig([
         plugins: [
             nodeExternals(),
             sucrase(),
+            replace(replacements),
             {
-                name: 'emit-esm-declaration-file',
+                name: 'emit-dst',
                 async generateBundle() {
                     this.emitFile({
                         type: 'asset',
@@ -79,7 +99,7 @@ export default defineConfig([
         plugins: [
             nodeExternals(),
             nodeResolve(),
-            commonJS(),
+            commonJs(),
             sucrase(),
             terser(),
 

source/bin/index.ts

@@ -1,5 +1,4 @@
 #!/usr/bin/env node
-import { createRequire } from 'node:module'
 import { resolve } from 'node:path'
 import { pathToFileURL } from 'node:url'
 
@@ -12,15 +11,10 @@ if (argv.length >= 3 && !argv[2].startsWith('-')) {
     await import('../lib/register.js')
     await import(pathToFileURL(argv[1]).href)
 }
-else {
-    const { name, version } = createRequire(import.meta.url)('#package.json') as typeof import('#package.json')
-    const shortName = name.split('/').pop()!
-
+else if (argv.length === 3 && /^-v|--version$/.test(argv[2])) {
     // Respond to `ts-run [-v | --version]` or print usage.
-    if (argv.length === 3 && /^-v|--version$/.test(argv[2])) {
-        console.log(`Node.js v${process.versions.node}, ${shortName} v${version}`)
-    }
-    else {
-        console.log(`Usage: ${shortName} -v | <script.ts>`)
-    }
+    console.log(`Node.js v${process.versions.node}, __TSRUN_NAME__ v__TSRUN_VERSION__`)
+}
+else {
+    console.log('Usage: __TSRUN_NAME__ -v | <script.ts>')
 }

source/lib/register.ts

@@ -5,7 +5,7 @@ import { installCjsHooks } from './cjs-hooks.js'
 const [ major, minor, patch ] = process.versions.node.split('.').map(Number)
 assert(
     major >= 21 || (major === 20 && minor >= 6) || (major === 18 && minor >= 19),
-    `Unsupported NodeJS version ${major}.${minor}.${patch}. ts-run requires Node 18.19.0+, Node 20.6.0+ or Node 21+.`
+    `Unsupported NodeJS version ${major}.${minor}.${patch}. __TSRUN_NAME__ requires Node 18.19.0+, Node 20.6.0+ or Node 21+.`
 )
 
 // Enable source map support.