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/cell.rs | 38 ++++++++++----------------------------
 1 file changed, 10 insertions(+), 28 deletions(-)

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

diff --git a/src/sheet/cell.rs b/src/sheet/cell.rs
index b46b7d4..d723732 100644
--- a/src/sheet/cell.rs
+++ b/src/sheet/cell.rs
@@ -98,14 +98,14 @@ impl CellRef {
             sheet_id,
             row,
             column,
-            value: cell
+            value: cell,
         }
     }
 
     pub fn fetch_new(sheet_id: SheetId, row: usize, column: usize) -> Option<Self> {
         Register::get(sheet_id)
             .map(|sheet| {
-                sheet.read().unwrap().get_cell(row, column).map(|cell| Self {
+                sheet.get_cell(row, column).map(|cell| Self {
                     sheet_id,
                     row,
                     column,
@@ -120,12 +120,10 @@ impl CellRef {
     }
 
     pub fn set_value(&mut self, cell: Cell) {
-        self.value = cell.clone();
-        Register::get(self.sheet_id)
-            .unwrap()
-            .write()
-            .unwrap()
-            .set_cell(self.row, self.column, cell);
+        if let Some(sheet) = Register::get(self.sheet_id) {
+            self.value = cell.clone();
+            sheet.set_cell(self.row, self.column, cell);
+        }
     }
 
     pub fn left(&self) -> Option<Self> {
@@ -157,16 +155,8 @@ impl CellRef {
     }
 
     pub fn end(&self) -> Option<Self> {
-        Self::fetch_new(
-            self.sheet_id,
-            self.row,
-            Register::get(self.sheet_id)
-                .unwrap()
-                .read()
-                .unwrap()
-                .width()
-                - 1,
-        )
+        Register::get(self.sheet_id)
+            .map(|sheet| Self::fetch_new(self.sheet_id, self.row, sheet.width() - 1))?
     }
 
     pub fn top(&self) -> Option<Self> {
@@ -174,16 +164,8 @@ impl CellRef {
     }
 
     pub fn bottom(&self) -> Option<Self> {
-        Self::fetch_new(
-            self.sheet_id,
-            Register::get(self.sheet_id)
-                .unwrap()
-                .read()
-                .unwrap()
-                .height()
-                - 1,
-            self.column,
-        )
+        Register::get(self.sheet_id)
+            .map(|sheet| Self::fetch_new(self.sheet_id, sheet.height() - 1, self.column))?
     }
 }
 
-- 
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