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clarify comments

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This commit is contained in:
Jacob Sandlund
2026-01-28 10:08:21 -05:00
parent 77957aa319
commit 1c3fc062e1
1 changed files with 8 additions and 2 deletions
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10
src/terminal/Terminal.zig
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@@ -329,7 +329,8 @@ pub fn print(self: *Terminal, c: u21) !void {
@branchHint(.unlikely);
// We need the previous cell to determine if we're at a grapheme
// break or not. If we are NOT, then we are still combining the
// same grapheme. Otherwise, we can stay in this cell.
// same grapheme, and will be appending to prev.cell. Otherwise, we are
// in a new cell.
const Prev = struct { cell: *Cell, left: size.CellCountInt };
var prev: Prev = prev: {
const left: size.CellCountInt = left: {
@@ -459,6 +460,8 @@ pub fn print(self: *Terminal, c: u21) !void {
old_pin.node.data.updateRowGraphemeFlag(old_rac.row);
}
// Point prev.cell to our new previous cell that
// we'll be appending graphemes to
prev.cell = new_rac.cell;
} else {
self.printCell(
@@ -467,13 +470,16 @@ pub fn print(self: *Terminal, c: u21) !void {
);
try self.printWrap();
self.printCell(prev_cp, .wide);
// Point prev.cell to our new previous cell that
// we'll be appending graphemes to
prev.cell = self.screens.active.cursor.page_cell;
}
} else {
prev.cell.wide = .wide;
}
// Write our spacer
// Write our spacer, since prev.cell is now wide
self.screens.active.cursorRight(1);
self.printCell(0, .spacer_tail);