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ludic.ui: string matching compares in place - at_alias, lk_in, colours and every s[a..b] == p made a string per position tried, per rule, per element, per frame (a benchmark page: ~3 MB -> 256 KB a frame)

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-27 23:27:02 +03:00
parent 8808dda605
commit 83200a453b
17 changed files with 84 additions and 50 deletions
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10
packages/ludic.ui/lib_util.ludic
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@ -39,3 +39,13 @@ function lib_beside(path: string, src: string) -> string {
if cut < 0 { return src }
return path[0..cut + 1] + src
}
# `s` has `p` starting at `at`: compared in place, where s[at..at + len(p)] == p made a new string
# for every place it looked (Ludic frees nothing, and the cascade asks this per element per frame)
function sat(s: string, at: int, p: string) -> bool {
let n = len(p)
if at < 0 or at + n > len(s) { return false }
for i in 0 .. n {
if s[at + i] != p[i] { return false }
}
return true
}