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docs(plan): PageHeights.range end-exclusive matches its tests

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XingfenD
2026-09-07 16:02:53 +08:00
parent 654e4febf1
commit e08f1dd5b9
1 changed files with 2 additions and 2 deletions
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docs/superpowers/plans/2026-09-04-frontend.md
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@@ -1885,8 +1885,8 @@ export class PageHeights {
range(scrollTop: number, viewport: number, overscan: number): [number, number] { range(scrollTop: number, viewport: number, overscan: number): [number, number] {
if (this.n === 0) return [0, 0]; if (this.n === 0) return [0, 0];
const a = Math.max(0, this.pageAt(scrollTop) - overscan); const a = Math.max(0, this.pageAt(scrollTop) - overscan);
const b = Math.min(this.n - 1, this.pageAt(scrollTop + viewport) + overscan); const b = Math.min(this.n, this.pageAt(scrollTop + viewport) + overscan); // [start, end)
return [a, b + 1]; return [a, b];
} }
} }
``` ```