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Issues list

Re-import data from ICU4C with starters in contraction-middle position marked in collation data 2.0-breaking Changes that are breaking API changes A-data Area: Data coverage or quality blocked A dependency must be resolved before this is actionable C-collator Component: Collation, normalization
#6181 opened Feb 24, 2025 by hsivonen ICU4X 2.0 Stretch ⟨P2⟩
@hsivonen
Mapping from BCP47 extensions to collator options is inconsistent 2.0-breaking Changes that are breaking API changes C-collator Component: Collation, normalization C-locale Component: Locale identifiers, BCP47
#6033 opened Jan 24, 2025 by hsivonen ICU4X 2.0 Stretch ⟨P2⟩
@hsivonen
14
Generate both small and fast tries as Cargo feature alternatives in baked data A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization C-data-infra Component: provider, datagen, fallback, adapters
#5821 opened Nov 14, 2024 by hsivonen 2.x Priority ⟨P2⟩
3
Investigate making trie type small know about constant values for CJK Unified Ideographs and Hangul Syllables A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization
#5820 opened Nov 14, 2024 by hsivonen Backlog ⟨P4⟩
1
Ensure CodePointTrie access by u16 or char omits unnecessary range checks A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization
#5819 opened Nov 14, 2024 by hsivonen Backlog ⟨P4⟩
2
Small-only and Fast-only getters for CodePointTrie A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization S-small Size: One afternoon (small bug fix or enhancement)
#5796 opened Nov 7, 2024 by hsivonen Priority Backlog ⟨P3⟩
@hsivonen
3
Add API to calculate alignment between input and output normalizer strings C-collator Component: Collation, normalization S-medium Size: Less than a week (larger bug fix or enhancement)
#5577 opened Sep 23, 2024 by sffc Priority Backlog ⟨P3⟩
gb2312 and big5han tests are failing C-collator Component: Collation, normalization S-small Size: One afternoon (small bug fix or enhancement) T-docs-tests Type: Code change outside core library
#5136 opened Jun 27, 2024 by sffc 2.x Priority ⟨P2⟩
@hsivonen
1
ICU4X objects that try_new with a provider should store and expose the resolved locale C-collator Component: Collation, normalization discuss Discuss at a future ICU4X-SC meeting U-ecma402 User: ECMA-402 compatibility
#3906 opened Aug 22, 2023 by hsivonen 2.x Priority ⟨P2⟩
1
@hsivonen @sffc
29
Handle sv-u-co-standard properly C-collator Component: Collation, normalization S-small Size: One afternoon (small bug fix or enhancement) T-bug Type: Bad behavior, security, privacy
#3253 opened Apr 4, 2023 by hsivonen 2.x Priority ⟨P2⟩
@sffc
7
Consider supporting three layers of collation data for search collations A-data Area: Data coverage or quality C-collator Component: Collation, normalization help wanted Issue needs an assignee T-enhancement Type: Nice-to-have but not required
#3178 opened Mar 7, 2023 by hsivonen Priority Backlog ⟨P3⟩
7
Should search collation be a different data key + constructor? C-collator Component: Collation, normalization S-epic Size: Major project (create smaller child issues) T-enhancement Type: Nice-to-have but not required
#3174 opened Mar 6, 2023 by sffc Backlog ⟨P4⟩
7
Access to collation elements C-collator Component: Collation, normalization
#3171 opened Mar 4, 2023 by ajtribick Backlog ⟨P4⟩
6
Consider providing mapping to Standardized Variants for CJK Compatibility Ideographs C-collator Component: Collation, normalization S-medium Size: Less than a week (larger bug fix or enhancement) T-enhancement Type: Nice-to-have but not required
#2886 opened Dec 14, 2022 by hsivonen Priority Backlog ⟨P3⟩
@hsivonen
2
Investigate removing scalar value validation from HarfBuzz canonical composition and decomposition A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization
#2840 opened Nov 22, 2022 by hsivonen 2.x Priority ⟨P2⟩
@sffc
8
Investigate index generation exemplar alignment for radicals 丬 and 卤 in implicithan mode C-collator Component: Collation, normalization T-task Type: Tracking thread for a non-code task
#2723 opened Oct 6, 2022 by hsivonen Backlog ⟨P4⟩
Implement identical prefix skipping without new data structures A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization help wanted Issue needs an assignee
#2712 opened Oct 3, 2022 by hsivonen Backlog ⟨P4⟩
9
Consider exposing sort keys C-collator Component: Collation, normalization help wanted Issue needs an assignee U-google User: Google 1st party
#2689 opened Sep 29, 2022 by Lucretiel Backlog ⟨P4⟩
21
Introduce a CodePointTrieBorrowed-using borrowed counterpart of CollationDataV1 A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization good first issue Good for newcomers help wanted Issue needs an assignee
#2558 opened Sep 14, 2022 by hsivonen Backlog ⟨P4⟩
1
Move normalization data scalar value validation from GIGO to deserialization C-collator Component: Collation, normalization help wanted Issue needs an assignee S-medium Size: Less than a week (larger bug fix or enhancement) T-enhancement Type: Nice-to-have but not required
#2458 opened Aug 26, 2022 by hsivonen Backlog ⟨P4⟩
3
Add in-tree normalization benchmarks C-collator Component: Collation, normalization C-test-infra Component: Integration test infrastructure
#2444 opened Aug 24, 2022 by hsivonen Priority Backlog ⟨P3⟩
@dsipasseuth
3
Experiment with pointer-based slice prefix computation in normalizer A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization S-small Size: One afternoon (small bug fix or enhancement)
#2433 opened Aug 22, 2022 by hsivonen Backlog ⟨P4⟩
5
Trie-based normalization passthrough is slower than in ICU4C A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization S-large Size: A few weeks (larger feature, major refactoring)
#2431 opened Aug 22, 2022 by hsivonen Priority Backlog ⟨P3⟩
@hsivonen
26
Refactor the upcoming buffer in the collator A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization S-medium Size: Less than a week (larger bug fix or enhancement) T-techdebt Type: ICU4X code health and tech debt
#2386 opened Aug 17, 2022 by hsivonen Priority Backlog ⟨P3⟩
@hsivonen
2
Consider deferring trie lookup for characters below U+0300 in the NFC iterator case A-performance Area: Performance (CPU, Memory) C-collator Component: Collation, normalization S-small Size: One afternoon (small bug fix or enhancement)
#2385 opened Aug 17, 2022 by hsivonen Priority Backlog ⟨P3⟩
2
ProTip! What’s not been updated in a month: updated:<2025-03-21.