Finish launching modded versions of Minecraft

theseus/src/util.rs

@@ -0,0 +1,17 @@
+use std::path::{Path, PathBuf};
+use std::{env, io};
+
+use path_clean::PathClean;
+
+pub fn absolute_path(path: impl AsRef<Path>) -> io::Result<PathBuf> {
+    let path = path.as_ref();
+
+    let absolute_path = if path.is_absolute() {
+        path.to_path_buf()
+    } else {
+        env::current_dir()?.join(path)
+    }
+    .clean();
+
+    Ok(absolute_path)
+}