chore: release v0.0.9

[MagicalTux]

🤖 New release

• kataan: 0.0.8 -> 0.0.9 (✓ API compatible changes)

Changelog

0.0.9 - 2026-08-22

Added

• (intl) per-calendar eras and month names; corpus at 99.99%
• (module) source-phase imports; await-using owes a tick (+5)
• (intl) intl 0.6.0 — all nine list combinations, locale separators (+14)
• (gc) collect during execution at bounded safepoints (+2)
• (intl) CLDR units, calendar fields, hour cycle, locale negotiation (+41)
• (atomics) real multi-agent execution — built-ins/Atomics is green (+21)
• (module) real asynchronous module evaluation (+6)
• (intl) legacy constructor mode, dayPeriod, era year, formatRange (+17)
• (web) documentation and playground published to GitHub Pages

Fixed

• (lexer) a regex may follow the ) of a statement head
• (intl) DateTimeFormat formatToParts was missing numbering-system digits
• (intl) collation support is per-language, not a global name list
• (intl) route NumberFormat formatRange through the crate's range support
• (intl) sensitivity "case" is primary strength + case level
• (intl) DisplayNames/supportedValuesOf agreement; -u-tz- alias names (+2)
• (regexp) @@replace must carry WTF-8, and concatenate it canonically
• (parser) carry program text as WTF-8 so lone surrogates survive (+9)
• (realm/temporal) swap intrinsics on realm entry; Table 6 month-day (+17)
• (annexB) per-realm RegExp brand check; B.3.5 for-in initializer (+7)
• (language) const bindings, of lexing, import.meta, generator steps (+34)
• (parse) longest valid prefix in parseFloat; ToInt32 radix in parseInt (+2)
• (web) refresh the conformance figures and derive them all from the ledger
• (builtins) RegExp RepeatMatcher, function metadata, realms, integrity (+31)
• (async) PromiseResolve must observe constructor; async-generator ticks (+13)
• (scope) Annex B.3.3 block-function hoisting is sloppy-only (+6)
• (lexer) a class body's } ends a statement, so / after it is a regex (+4)
• (module) evaluate a deferred import's async dependencies (+8)
• (intl) apply the locale's collation tailoring
• (shape) break the parent/transition reference cycle
• (array) Array.fromAsync suspends at each Await (+4)
• (array) Array.prototype is an Array exotic object (+4)
• (array) ArraySetLength coercion order and [[Set]] result (+2)
• (engine) honour replaced built-in prototype methods (+4)
• (array) generic Array.prototype methods on typed arrays (+6)
• (ci) drop --locked from the Pages build
• (nbvm) sync KNOWN_GLOBALS with the installed global set (+ wasm32 support)

Other

• (roadmap) §5.0 string iterator drain fixed — it was a duplicate next
• (iterator) the string iterator had a second, unfixed copy of next
• (roadmap) array methods fixed; headline back in step with the ledger
• (array) at/indexOf/lastIndexOf/push were O(n) per call
• (roadmap) §5.0 array methods copy the whole array per call
• (roadmap) §5.0 record the delete/iterator fixes and one open item
• delete was O(n) per call; built-in iterators copied their buffer per step
• (roadmap) §5.0 record the string cluster; name what is still unswept
• (string) slice/substring/indexOf were O(n) per call
• (string) rope-join concat and template literals
• (string) O(1) indexed reads — ASCII fast path + in-place rope flattening
• (string) every property access on a string materialized it
• (regex) AdvanceStringIndex re-transcoded the subject on every call
• (roadmap) §5.2 start filter now covers classes; §5.0 Map/Set is not quadratic
• (regex) extend the start-of-match filter to character classes
• (test262) record why each of the last three failures is not ours
• (roadmap) refresh the headline from 287 ledgered failures to 11
• (web) 99.98% — 51,878 of 51,890, 12 known failures
• (web) 99.97% — 51,876 of 51,890, 14 known failures
• (roadmap) §3.11 — @@replace closed, and the concatenation rule
• (web) 99.96% — 51,871 of 51,890, 19 known failures
• (web) 99.95% — 51,862 of 51,890, 28 known failures
• (deps) intl 0.6.1 — minimumGroupingDigits (+6)
• (intl) relative time is CLDR-backed; raise the harness idle bound
• (web) 99.93% — 51,856 of 51,890, 34 known failures
• (web) 99.91% — 51,842 of 51,890, 48 known failures
• (web) 99.87% — 51,825 of 51,890, 65 known failures
• (web) 99.86% — 51,818 of 51,890, 72 known failures
• (web) 99.86% — 51,816 of 51,890, 74 known failures
• (web) refresh the committed conformance figures
• (deps) intl 0.5.3; fix our numbering-system probe (+10)
• (roadmap) §3.7 records the global-object write-side design
• (roadmap) §5.2 rewritten — regex algorithmic gaps are closed
• (regex) reuse the matcher's working buffers across a scan
• (regex) skip offsets that cannot start a match
• (regex) memoize the subject; fix two nbvm correctness bugs found doing it
• (roadmap) §5.2, the per-call regex subject buffer
• (regex) stop rescanning every position for an anchored pattern
• (deps) intl 0.5.1 -> 0.5.2
• (test262) tell an aborted worker from a hung one; timeout back to 30s
• (test262) raise the hang timeout from 20s to 90s

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