resolve bins

Author: nojaf

lib_dev/process.js

@@ -1,14 +1,35 @@
 import * as child_process from "node:child_process";
 import * as fs from "node:fs/promises";
+import os from "node:os";
 import * as path from "node:path";
-import { execPath } from "node:process";
 import { bsc_exe, rescript_legacy_exe } from "#cli/bins";
 
+function resolveBin(bin) {
+  try {
+    if (os.platform() === "win32") {
+      // `where` returns all matches, take the first line
+      return child_process
+        .execSync(`where ${bin}`, { encoding: "utf8" })
+        .split(/\r?\n/)[0]
+        .trim();
+    }
+    // `command -v` is POSIX standard
+    return child_process
+      .execSync(`command -v ${bin}`, { encoding: "utf8" })
+      .trim();
+  } catch (err) {
+    throw new Error(`Could not resolve binary: ${bin} ${err}`);
+  }
+}
+
+const nodeBin = resolveBin("node");
 const npmCli = path.join(
-  path.dirname(execPath),
+  path.dirname(nodeBin),
   "../lib/node_modules/npm/bin/npm-cli.js",
 );
 
+const gitBin = resolveBin("git");
+
 /**
  * @typedef {{
  *   throwOnFail?: boolean,
@@ -260,7 +281,7 @@ export function setup(cwd = process.cwd()) {
      * @return {Promise<ExecResult>}
      */
     git(args = [], options = {}) {
-      return exec("git", args, options);
+      return exec(gitBin, args, options);
     },
 
     /**
@@ -271,7 +292,7 @@ export function setup(cwd = process.cwd()) {
      * @return {Promise<ExecResult>}
      */
     npm(args = [], options = {}) {
-      return exec("node", [npmCli, ...args], options);
+      return exec(nodeBin, [npmCli, ...args], options);
     },
   };
 }