Release 0.19.0 - 2021-03-14

Progress: 3371 of 5945 tests passed in dart-sass compatibility mode.

### Breaking changes

* The unit of a `Numeric` is now a `UnitSet` rather than a `Unit`.
* `Error` has new variants and a new field in `BadArguments`.
* A sass::Value::Call now has a source position.
* A `Rational` is now a `Ratio<i64>` rather than a `Ratio<isize>`.

### Improvements

* Added a Contributing section to readme.
* Handle values with multiple units. PR #97.
* Show call position for errors in function calls, and test for type
  errors in many standard functions. Many error messages are made
  identical to dart-sass, improving test-suit progress with more than
  400 tests.  PR #99.
* Fix issue #98: overflow in rational number arithmetic.
* Allow `@at-root` at document root.
* Boolean operators is truly lazy, e.g. `false and f($x)` does not call `f`.
* Refactored number parsing to use overflowing rationals. PR #100.
* Test suite sass-spec updated to 2021-03-02.
* Updated num-rational and num-bigint to 0.4.0.

Thanks to @alvra for reporting #98.

Tested with rustc 1.50.0 (cb75ad5db 2021-02-10),
rustc 1.48.0 (7eac88abb 2020-11-16),
rustc 1.46.0 (04488afe3 2020-08-24),
rustc 1.44.1 (c7087fe00 2020-06-17),
rustc 1.51.0-beta.6 (6a1835ad7 2021-03-12), and
rustc 1.52.0-nightly (acca81892 2021-03-13).

Author: kaj

Diff for: CHANGELOG.md

@@ -7,7 +7,9 @@ The format is based on
 project adheres to
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## Release 0.19.0 - 2021-03-14
+
+Progress: 3371 of 5945 tests passed in dart-sass compatibility mode.
 
 ### Breaking changes
 
@@ -33,6 +35,13 @@ project adheres to
 
 Thanks to @alvra for reporting #98.
 
+Tested with rustc 1.50.0 (cb75ad5db 2021-02-10),
+rustc 1.48.0 (7eac88abb 2020-11-16),
+rustc 1.46.0 (04488afe3 2020-08-24),
+rustc 1.44.1 (c7087fe00 2020-06-17),
+rustc 1.51.0-beta.6 (6a1835ad7 2021-03-12), and
+rustc 1.52.0-nightly (acca81892 2021-03-13).
+
 
 ## Release 0.18.0 - 2021-02-25
 

Diff for: Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rsass"
-version = "0.18.1-PRE"
+version = "0.19.0"
 authors = ["Rasmus Kaj <[email protected]>"]
 categories = ["command-line-utilities", "web-programming"]
 keywords = ["scss", "sass", "css"]

Diff for: README.md

@@ -1,6 +1,6 @@
 # rsass
 
-Sass reimplemented in rust with nom (early stage).
+Sass reimplemented in rust with nom.
 The "r" in the name might stand for the Rust programming language, for
 "re-implemented", or possibly for my name Rasmus.
 
@@ -25,7 +25,7 @@ The sass language [is defined in its reference
 doc](http://sass-lang.com/documentation/file.SASS_REFERENCE.html).
 This implementation is incomplete but getting there, if slowly.
 
-Progress: 2892 of 5945 tests passed in dart-sass compatibility mode.
+Progress: 3371 of 5945 tests passed in dart-sass compatibility mode.
 
 If you want a working rust library for sass right now, you may
 be better of with [sass-rs](https://crates.io/crates/sass-rs)

Diff for: src/lib.rs

@@ -25,7 +25,7 @@
 //! doc](http://sass-lang.com/documentation/file.SASS_REFERENCE.html).
 //! This implementation is incomplete but getting there, if slowly.
 //!
-//! Progress: 2892 of 5945 tests passed in dart-sass compatibility mode.
+//! Progress: 3371 of 5945 tests passed in dart-sass compatibility mode.
 //!
 //! If you want a working rust library for sass right now, you may
 //! be better of with [sass-rs](https://crates.io/crates/sass-rs)