From 63cfcbe7a7745b276de58ec92e0141b958c44feb Mon Sep 17 00:00:00 2001
From: Nathan Reiner <nathan@nathanreiner.xyz>
Date: Sat, 10 Aug 2024 19:06:46 +0200
Subject: use unsafe blocks instead of mutexes

---
 src/sheet/map.rs | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

(limited to 'src/sheet/map.rs')

diff --git a/src/sheet/map.rs b/src/sheet/map.rs
index b2cdbf2..8d3fecc 100644
--- a/src/sheet/map.rs
+++ b/src/sheet/map.rs
@@ -1,28 +1,25 @@
-use std::sync::{Arc, RwLock};
-
 use mlua::prelude::*;
 
 use super::{cell::Cell, Sheet};
 
 pub trait LuaMap {
     fn lua_map(
-        &self,
+        &mut self,
         func: LuaFunction<'_>,
         range: Vec<(usize, usize)>,
     ) -> Result<(), LuaError>;
 }
 
-impl LuaMap for Arc<RwLock<Sheet>> {
+impl LuaMap for Sheet {
     fn lua_map(
-        &self,
+        &mut self,
         func: LuaFunction<'_>,
         range: Vec<(usize, usize)>,
     ) -> Result<(), LuaError> {
-        let mut this = self.write().unwrap();
-        let mut sheet = this.clone();
+        let mut sheet = self.clone();
 
         for (row, column) in range.iter() {
-            let cellref = this.get_ref(*row, *column);
+            let cellref = self.get_ref(*row, *column);
 
             match func.call::<_, Cell>(cellref) {
                 Ok(cell) => sheet.set_cell(*row, *column, cell),
@@ -30,7 +27,7 @@ impl LuaMap for Arc<RwLock<Sheet>> {
             }
         }
 
-        this.apply(sheet);
+        self.apply(sheet);
 
         Ok(())
     }
-- 
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