minor changes and add neovide variable

src/editor/mod.rs

@@ -203,7 +203,7 @@ impl Editor {
         }
     }
 
-    fn scroll_region(&mut self, top: u64, bot: u64, left: u64, right: u64, rows: i64, cols: i64) {
+    pub fn scroll_region(&mut self, top: u64, bot: u64, left: u64, right: u64, rows: i64, cols: i64) {
         let (top, bot) =  if rows > 0 {
             (top as i64 + rows, bot as i64)
         } else if rows < 0 {
@@ -276,3 +276,12 @@ impl Editor {
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn scrolling_test() {
+        let mut editor = Editor::new(10, 10);
+    }
+}
+

src/main.rs

@@ -14,7 +14,8 @@ use std::process::{Command, Stdio};
 use std::sync::{Arc, Mutex};
 use std::thread;
 
-use neovim_lib::{Neovim, UiAttachOptions, Session};
+use rmpv::Value;
+use neovim_lib::{Neovim, NeovimApi, UiAttachOptions, Session};
 
 use window::ui_loop;
 use editor::Editor;
@@ -58,6 +59,8 @@ fn start_nvim(editor: Arc<Mutex<Editor>>) -> Neovim {
     options.set_linegrid_external(true);
     options.set_rgb(true);
 
+    nvim.set_var("neovide", Value::Boolean(true));
+
     nvim.ui_attach(INITIAL_WIDTH as i64, INITIAL_HEIGHT as i64, &options)
         .unwrap_or_explained_panic("Could not attach.", "Could not attach ui to neovim process");