diff --git a/editor/src/editor/main.rs b/editor/src/editor/main.rs
index ff9363e4d3..62b032a9df 100644
--- a/editor/src/editor/main.rs
+++ b/editor/src/editor/main.rs
@@ -275,6 +275,7 @@ fn run_event_loop(file_path_opt: Option<&Path>) -> Result<(), Box<dyn Error>> {
 
                     let text_and_rects_res = 
                         super::render_ast::expr2_to_wgpu(
+                            &mut ed_model.markup_root,
                             &render_ast_arena,
                             &mut ed_model.module.env,
                             &ed_model.module.ast_root,
@@ -286,6 +287,7 @@ fn run_event_loop(file_path_opt: Option<&Path>) -> Result<(), Box<dyn Error>> {
 
                     match text_and_rects_res {
                         Ok((text_section, rects)) => {
+
                             glyph_brush.queue(text_section);
 
                             match draw_all_rects(
diff --git a/editor/src/editor/mvc/app_update.rs b/editor/src/editor/mvc/app_update.rs
index fcde16f199..a0c3702f2d 100644
--- a/editor/src/editor/mvc/app_update.rs
+++ b/editor/src/editor/mvc/app_update.rs
@@ -1,10 +1,5 @@
-use super::app_model;
 use super::app_model::AppModel;
 use crate::editor::ed_error::EdResult;
-use crate::ui::text::{
-    lines::{MutSelectableLines, SelectableLines},
-    text_pos::TextPos,
-};
 use crate::ui::ui_error::UIResult;
 use crate::window::keyboard_input::from_winit;
 use winit::event::{ModifiersState, VirtualKeyCode};
@@ -41,10 +36,10 @@ pub fn handle_cut(app_model: &mut AppModel) -> EdResult<()> {
 
 pub fn pass_keydown_to_focused(
     modifiers_winit: &ModifiersState,
-    virtual_keycode: VirtualKeyCode,
+    _virtual_keycode: VirtualKeyCode,
     app_model: &mut AppModel,
 ) -> UIResult<()> {
-    let modifiers = from_winit(modifiers_winit);
+    let _modifiers = from_winit(modifiers_winit);
 
     if let Some(ref mut ed_model) = app_model.ed_model_opt {
         if ed_model.has_focus {
@@ -55,7 +50,7 @@ pub fn pass_keydown_to_focused(
     Ok(())
 }
 
-pub fn handle_new_char(received_char: &char, app_model: &mut AppModel) -> EdResult<()> {
+pub fn handle_new_char(_received_char: &char, app_model: &mut AppModel) -> EdResult<()> {
     if let Some(ref mut ed_model) = app_model.ed_model_opt {
         if ed_model.has_focus {
             unimplemented!("TODO");
diff --git a/editor/src/editor/mvc/ed_model.rs b/editor/src/editor/mvc/ed_model.rs
index 907c5197be..0c911fb752 100644
--- a/editor/src/editor/mvc/ed_model.rs
+++ b/editor/src/editor/mvc/ed_model.rs
@@ -4,23 +4,16 @@ use crate::editor::ed_error::EdError::ParseError;
 use std::path::Path;
 use crate::lang::expr::{Env, str_to_expr2};
 use crate::lang::{
-    pool::{Pool, NodeId},
-    scope::Scope,
     ast::Expr2,
-    expr::Output,
 };
 use bumpalo::Bump;
-use roc_module::symbol::{IdentIds, ModuleIds};
-use roc_region::all::Region;
-use roc_types::subs::VarStore;
-use std::collections::HashSet;
 use crate::editor::markup::MarkupNode;
 
 
 #[derive(Debug)]
 pub struct EdModel<'a> {
     pub module: EdModule<'a>,
-    markup_root: MarkupNode,
+    pub markup_root: MarkupNode,
     pub glyph_dim_rect_opt: Option<Rect>,
     pub has_focus: bool,
     carets: Vec<&'a MarkupNode>,
diff --git a/editor/src/editor/render_ast.rs b/editor/src/editor/render_ast.rs
index 2a251cfaa7..6f7a4d1360 100644
--- a/editor/src/editor/render_ast.rs
+++ b/editor/src/editor/render_ast.rs
@@ -19,6 +19,7 @@ use crate::{
 };
 
 pub fn expr2_to_wgpu<'a>(
+    markup_root: &'a mut MarkupNode,
     arena: &'a Bump,
     env: &mut Env<'a>,
     expr2: &Expr2,
@@ -27,9 +28,9 @@ pub fn expr2_to_wgpu<'a>(
     config: &Config,
     glyph_dim_rect: Rect,
 ) -> EdResult<(wgpu_glyph::Section<'a>, Vec<Rect>)> {
-    let markup = expr2_to_markup(arena, env, expr2);
+    *markup_root = expr2_to_markup(arena, env, expr2);
 
-    build_code_graphics(&markup, size, position, config, glyph_dim_rect)
+    build_code_graphics(markup_root, size, position, config, glyph_dim_rect)
 }
 
 pub fn build_code_graphics<'a>(
@@ -102,7 +103,7 @@ fn markup_to_wgpu_helper<'a>(
         MarkupNode::Hole { ast_node_id: _, attributes: _} => 
             {
                 let hole_placeholder = " ";
-                let glyph_text = wgpu_glyph::Text::new(" ")
+                let glyph_text = wgpu_glyph::Text::new(hole_placeholder)
                         .with_color(colors::to_slice(colors::WHITE))
                         .with_scale(font_size);