perf(linter/plugins): reduce array lookups in visitor compilation#20249
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Pull request overview
This PR makes a small performance-oriented tweak to the visitor compilation teardown in apps/oxlint by reducing repeated array element lookups when resetting visitPropsCache.
Changes:
- Reuses a local
visitPropvariable duringvisitPropsCachereset to avoid repeatedvisitPropsCache[i]indexing. - Adds an explanatory comment clarifying why
specificityis not reset.
…0249) Small optimization to visitor compilation. Perform array lookup only once instead of twice in succession.
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leaysgur
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Mar 12, 2026
# Oxlint ### 🐛 Bug Fixes - 4ea67de oxlint,oxfmt: Skip `vite.config.ts` exports `defineConfig(fn)` (#20260) (leaysgur) - cc89dbf oxlint: Skip `vite.config.ts` w/o `.lint` field in auto-discovery (#20255) (leaysgur) - 89b7ca9 linter/no-duplicate-imports: Only check aggregated exports (#20178) (kennytm) - 691f556 linter/explicit-module-boundary-types: Ignore constructor callbacks (#20221) (camc314) ### ⚡ Performance - d160dca linter/plugins: Reduce array lookups in visitor compilation (#20249) (overlookmotel) ### 📚 Documentation - 0c7da4f linter: Fix extra closing brace in example config. (#20253) (connorshea) - 13606c3 linter/plugins: Update conformance README (#20234) (overlookmotel) # Oxfmt ### 🐛 Bug Fixes - 4ea67de oxlint,oxfmt: Skip `vite.config.ts` exports `defineConfig(fn)` (#20260) (leaysgur) - 11a2b45 oxfmt: Skip `vite.config.ts` w/o `.fmt` field in auto-discovery (#20254) (leaysgur) Co-authored-by: leaysgur <6259812+leaysgur@users.noreply.github.com>
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Small optimization to visitor compilation. Perform array lookup only once instead of twice in succession.