icu4x

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Create an Ideal Components Bag / Skeleton for DateTimeFormat

14

This is a meta issue to track implementing the "ideal components bag" as laid out in the [DateTimeFormat Deep Dive 2021-10-01](https://docs.google.com/document/d/18v9fQcDvHDkG_7Hx6rDt1r3Mq6_JMecgORgOH4yXAWU/edit#heading=h.zhu2g2cqp5k2) design document. Originally there was some discussion to have...

gregtatum

Diplomat: delete default constructor in C++ for transparent structs

9

## Background When writing tests for Diplomat code added for Collator, a problem occurred with the new `CollatorOptions`. Currently, `CollatorOptions` is an options bag struct in Rust that meant to...

echeran

More docs tweaks in the icu::datetime crate

4

From API review with @markusicu: - [ ] In main example, the comment string should be “Calendars match” instead of "Formatting should succeed" for the .expect() call for `formatted_date`. See...

sffc

char16trie converter

1

Now segmenter uses `char16trie` for dictionary segmenter. East Asian dictionary can remove/move to LSTM, but Chinese and Japanese still use it. Actually, current data is generated by ICU4C's tools then...

makotokato

locid: implement Serde for `Locale`

2

Currently, the `serde` serialization feature in `locid` is implemented for `LanguageIdentifier` only. This basic PR extends it to `Locale`, using the same (trivial) implementation that defers to string conversion and...

tapeinosyne

Provide glue code for HarfBuzz

1

[`icu_normalizer::properties`](https://unicode-org.github.io/icu4x-docs/doc/icu_normalizer/properties/index.html) has API surface whose purpose is to cater to HarfBuzz. Additionally, `icu_properties` has functionality required by HarfBuzz. [`hb-unicode.h`](https://searchfox.org/mozilla-central/source/gfx/harfbuzz/src/hb-unicode.h) defines the callbacks that need implementations. These are C-linkage function pointers,...

hsivonen

Add CompactOptionULE

16

`OptionULE`, as suggested in #1723, has an inefficient bit pattern. It would be nice to have an OptionULE type that could store a more efficient representation. My suggestion was to...

sffc

Add CharULE::from_array<N>(chars: [char; N]) -> [CharULE; N]

4

Add const-evaluable `CharULE::from_array(chars: [char; N]) -> [CharULE; N]`. (I'm not sure if const evaluation is powerful enough to do this.)

hsivonen

Favor SmallVec over Box in pluralrules

22

This will help avoid heap allocations as most lists are only a few items long. The only boxed slice that was retained was the SampleRanges, as this can be of...

gregtatum

Implementation of icu's bytestrie structure to Rust

2

fabura