node v2 cli support (#36309)

packages/cli/src/util/io.ts

@@ -0,0 +1,5 @@
+import { text } from "node:stream/consumers"
+
+export function readStdin() {
+  return text(process.stdin)
+}

packages/cli/src/util/process.ts

@@ -0,0 +1,26 @@
+import path from "node:path"
+
+export function selfCommand() {
+  const runtime = path.basename(process.execPath, path.extname(process.execPath)).toLowerCase()
+  if (runtime !== "bun" && runtime !== "node" && runtime !== "nodejs") return [process.execPath]
+  if (!process.argv[1]) throw new Error("Failed to resolve CLI entrypoint")
+  if (runtime === "node" || runtime === "nodejs") return [process.execPath, ...nodeFlags(), process.argv[1]]
+  return [process.execPath, process.argv[1]]
+}
+
+function nodeFlags() {
+  return process.execArgv.flatMap((arg, index, args) => {
+    if (index > 0 && args[index - 1] === "--conditions") return []
+    if (arg === "--conditions") return args[index + 1] ? [arg, args[index + 1]] : []
+    if (arg.startsWith("--conditions=")) return [arg]
+    if (
+      arg === "--experimental-ffi" ||
+      arg === "--use-system-ca" ||
+      arg === "--enable-source-maps" ||
+      arg === "--no-addons"
+    )
+      return [arg]
+    if (arg === "--no-warnings" || arg.startsWith("--disable-warning=")) return [arg]
+    return []
+  })
+}