Support Windows 11 ARM (by using the x86 binaries there) (#6813)

Author: cknitt

CHANGELOG.md

@@ -17,6 +17,7 @@
 - Allow `@directive` on functions for emitting function level directive code (`let serverAction = @directive("'use server'") (~name) => {...}`). https://github.com/rescript-lang/rescript-compiler/pull/6756
 - Add `rewatch` to the npm package as an alternative build tool. https://github.com/rescript-lang/rescript-compiler/pull/6762
 - Throws an instance of JavaScript's `new Error()` and adds the extension payload for `cause` option. https://github.com/rescript-lang/rescript-compiler/pull/6611
+- Support Windows 11 ARM (using the x64 binaries in emulation). https://github.com/rescript-lang/rescript-compiler/pull/6813
 
 #### :boom: Breaking Change
 

scripts/bin_path.js

@@ -8,9 +8,13 @@ var path = require("path");
  * For compatibility reasons, if the architecture is x64, omit it from the bin directory name.
  * So we'll have "darwin", "linux" and "win32" for x64 arch,
  * but "darwinarm64" and "linuxarm64" for arm64 arch.
+ * Also, we do not have Windows ARM binaries yet. But the x64 binaries do work on Windows 11 ARM.
+ * So omit the architecture for Windows, too.
  */
 var binDirName =
-  process.arch === "x64" ? process.platform : process.platform + process.arch;
+  process.arch === "x64" || process.platform === "win32"
+    ? process.platform
+    : process.platform + process.arch;
 
 /**
  *