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bounds check should be on the actual number of cols

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Don't trust that a given Line has exactly phys_cols columns.
This commit is contained in:
Wez Furlong 2018-01-28 23:33:31 -08:00
parent 4a4d8c7186
commit 5dbf90412f
1 changed files with 1 additions and 1 deletions
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src/xwin.rs
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@ -217,7 +217,7 @@ impl<'a> TerminalWindow<'a> {
// We infer this from the X position rather than enumerate the // We infer this from the X position rather than enumerate the
// glyph_info iterator because glyphs may advance by multiple cells. // glyph_info iterator because glyphs may advance by multiple cells.
let cell_idx = x as usize / cell_width; let cell_idx = x as usize / cell_width;
if cell_idx > phys_cols { if cell_idx >= line.cells.len() {
// Don't bother rendering outside the viewable area // Don't bother rendering outside the viewable area
break; break;
} }