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address review: size text cost by the Paragraph and Run struct sizes

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This commit is contained in:
Dylan M. Taylor
2026-11-03 22:32:17 +00:00
parent d021e2baed
commit 7ad81f944f
1 changed files with 4 additions and 2 deletions
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crates/engine/src/lib.rs
+4 -2
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@@ -811,9 +811,11 @@ fn clamp_selection(st: &mut DocState) {
/// Default for [`History::byte_limit`].
pub const UNDO_BYTE_BUDGET: usize = 256 << 20;
/// A rough size of a text body in memory: its paragraphs and runs.
/// A rough size of a text body in memory: its paragraphs and runs, at their inline struct sizes.
fn text_cost(t: &deckcraft_model::text::TextBody) -> usize {
t.paragraphs.iter().map(|p| 96 + p.runs.iter().map(|r| 128 + r.text.len()).sum::<usize>()).sum()
use deckcraft_model::text::{Paragraph, Run};
let (para, run) = (std::mem::size_of::<Paragraph>(), std::mem::size_of::<Run>());
t.paragraphs.iter().map(|p| para + p.runs.iter().map(|r| run + r.text.len()).sum::<usize>()).sum()
}
/// A rough size of comments in memory, replies included.