4.19.3

Fixed

• [JS/TS] Fixed unwrapping optional arguments (#3847) (by @ncave)

4.19.2

Fixed

• [JS/TS] Fixed BigInt.ToDecimal with negative values (#3500) (by @ncave)

4.19.1

Fixed

• [All] Ignore testers for erased union cases (#3658) (by @ncave)
• [All] Fixed Fable compiler hanging on some errors (#3842) (by @ncave)
• [JS/TS] Fixed DateTime.MinValue, DateTime.MaxValue (#3836) (by @ncave)
• [JS/TS] Fixed missing field using TypeScriptTaggedUnion (#3837) (by @ncave)

4.19.0

Fixed

• [TS] Fixed interface indexers (#3830) (by @ncave)
• GH-3835 [All] Use case insensitive comparison when searching for dependencies between fable packages (by @ThisFunctionalTom)

4.18.0

Fixed

• GH-3817 [All] Fix broken --precompiledLib switch (#3818) (by @DunetsNM)
• [JS/TS] Fixed TimeSpan.FromMilliseconds (#3815) (by @ncave)
• [Python] Fixed quotation for union string cases (by @dbrattli)
• [Python] Fixed casing issues with identifiers and reflection info (#3811) (by @dbrattli)
• [JS/TS/Python] Fixed interface static members (#3566) (by @ncave)

4.17.0

Added

• [Rust] Added support for XmlDoc comments (by @ncave)
• [Rust] Support captures in object expressions (by @ncave)
• [Rust] Added type extensions support (by @ncave)
• [Rust] Added Char implementation module (by @ncave)

Fixed

• [Python] Fixes for custom hash values (#3796) (by @dbrattli)
• [Python] Fix for import of camelCased class (#3808) (by @dbrattli)
• [JS/TS] Fixed optional args for reflection (by @ncave)
• [JS/TS] Fixed type visibility when parent is namespace (by @ncave)
• [JS/TS] Fixed DateTimeOffset.ToString with custom format (by @ncave)
• [Rust] Fixed property get on constrained generic types (by @ncave)
• [Rust] Fixed module member imports (by @ncave)

4.16.0

Added

• [JS/TS] Add ConditionalWeakTable (by @chkn)

4.15.0

Fixed

• [JS/TS] Fixed DateTime.Add for DateTimeKind.Unspecified (by @ncave)
• [Rust] Fixed deprecated NaiveDateTime usage in DateTime (by @ncave)
• [Rust] Fixed generic interface implementation types (by @ncave)
• [Rust] Fixed Dictionary constructor from IEnumerable (by @ncave)
• [Rust] Fixed Seq.cast support for arrays and lists (by @ncave)
• [JS/TS] Boolean.tryParse should not crash on null string (@goswinr)

Added

• [Rust] Added some boxing support (by @ncave)

4.14.0

Changed

• GH-3772 [JS/TS] Split replacement for DateTime and DateTimeOffset (by @MangelMaxime)

Fixed

• GH-3769 [All] Local plugin build does not run indefinably. (by @nojaf)
• GH-3769 [JS/TS] Types hidden by signature files should not be exported. (by @nojaf)
• GH-3772 [JS/TS] Re-implement DateTime.ToString custom format handling (by @MangelMaxime)
  It now supports all custom format specifiers, and behave as if CultureInfo.InvariantCulture was used (Fable does not support Globalization).
• GH-3772 [JS/TS] Make compilation fails if calling DateTime constructor with microseconds (by @MangelMaxime)
  JavaScript Date does not support microseconds, we need to wait for Temporal to be widely supported before reconsidering this.
• GH-3773 [Python] Fix DateTime custom format fffffff and FFFFFFF (by @MangelMaxime)

4.13.0

Added

JavaScript

• GH-3759 Add StringBuilder.Chars (by @MangelMaxime)
• Added range overload for String.ToCharArray (by @ncave)

Rust

• GH-3761 Added StringBuilder.Chars, StringBuilder.Remove and tests. (by @ncave)

Dart

• GH-3761 Added StringBuilder support and tests. (by @ncave)

Changed

JavaScript

• GH-3761 Updated StringBuilder to remove allocations where possible. (by @ncave)

Python

• GH-3761 Updated StringBuilder to remove allocations where possible. (by @ncave)

Fixed

JavaScript

• GH-3748 Accessing an array out of bounds should emit an exception (by @MangelMaxime)
• GH-3748 Setting an array out of bounds should emit an exception (by @MangelMaxime)
• GH-3761 Fixed incorrect StringBuilder.Remove implementation. (by @ncave)

Python

• GH-3761 Fixed incorrect StringBuilder.Remove implementation. (by @ncave)