feat: commit code

src/plugin/interface/fs.rs

@@ -0,0 +1,21 @@
+use std::path::PathBuf;
+
+use mlua::UserData;
+
+pub struct PluginFileSystem;
+impl UserData for PluginFileSystem {
+    fn add_methods<'lua, M: mlua::UserDataMethods<'lua, Self>>(methods: &mut M) {
+        methods.add_function("exists", |_, path: String| {
+            let path = PathBuf::from(path);
+            Ok(path.exists())
+        });
+        methods.add_function("is_dir", |_, path: String| {
+            let path = PathBuf::from(path);
+            Ok(path.is_dir())
+        });
+        methods.add_function("is_file", |_, path: String| {
+            let path = PathBuf::from(path);
+            Ok(path.is_file())
+        });
+    }
+}