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Fix overflow #318

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merged 1 commit into from
Jun 19, 2021
Merged

Fix overflow #318

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6 changes: 3 additions & 3 deletions helix-term/src/ui/editor.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,7 @@ impl EditorView {
})],
};
let mut spans = Vec::new();
let mut visual_x = 0;
let mut visual_x = 0u16;
let mut line = 0u16;
let tab_width = doc.tab_width();

Expand Down Expand Up @@ -185,7 +185,7 @@ impl EditorView {
break 'outer;
}
} else if grapheme == "\t" {
visual_x += (tab_width as u16);
visual_x = visual_x.saturating_add(tab_width as u16);
} else {
let out_of_bounds = visual_x < view.first_col as u16
|| visual_x >= viewport.width + view.first_col as u16;
Expand All @@ -197,7 +197,7 @@ impl EditorView {

if out_of_bounds {
// if we're offscreen just keep going until we hit a new line
visual_x += width;
visual_x = visual_x.saturating_add(width);
continue;
}

Expand Down