perf(runtime): lean allocation on the pairwise string-concat hot paths - #9118

Merged

proggeramlug merged 4 commits into

PerryTS:mainfrom

proggeramlug:perf/string-concat-lean-alloc

Aug 30, 2026

Commits on Aug 30, 2026

perf(runtime): lean allocation on the pairwise string-concat hot paths
Ralph Küpper
committed
1516a6b
perf(runtime): js_string_append roots only in the growth arm
Ralph Küpper
committed
5c1fb0a
style: rustfmt the lean-allocation concat paths
Ralph Küpper
committed
ecfc914
chore(runtime): audit the 1-byte string payload copy
Ralph Küpper
committed
b43b570