node compatibility fix

jsr.jsonc

@@ -1,5 +1,5 @@
 {
     "name": "@cross/env",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "exports": "./mod.ts"
 }

lib/filehandler.ts

@@ -56,12 +56,8 @@ export async function loadEnvFile(
                 fileContent = await Bun.file(filePath).text();
                 break;
             case Runtimes.Node: {
-                if (typeof fs === "undefined") {
-                    const fs = require("fs");
-                    fileContent = fs.readFileSync(filePath, "utf-8");
-                } else {
-                    throw new Error("Node.js 'fs' module is not available in this environment.");
-                }
+                const fs = await import("node:fs");
+                fileContent = fs.readFileSync(filePath, "utf-8");
                 break;
             }
             default:

mod.ts

@@ -32,7 +32,11 @@ declare const Bun: { env: Record<string, string> };
 // deno-lint-ignore no-explicit-any
 declare const require: (module: string) => any;
 //shims Node.js process object
-declare const process: { env: Record<string, string> };
+declare const process: {
+    // deno-lint-ignore no-explicit-any
+    versions: any;
+    env: Record<string, string>;
+};
 
 // Flags to control behavior (initialized with defaults)
 let throwErrors = false;
@@ -43,7 +47,10 @@ function getCurrentRuntime(): Runtimes {
         return Runtimes.Deno;
     } else if (typeof Bun === "object") {
         return Runtimes.Bun;
-    } else if (typeof process === "object" && typeof require === "function") {
+    } else if (
+        typeof process === "object" && typeof process.versions !== "undefined" &&
+        typeof process.versions.node !== "undefined"
+    ) {
         return Runtimes.Node;
     } else {
         return Runtimes.Unsupported;