Update to Unicode 15.0.0 #9

	name: CI
	on:
	pull_request:
	push:
	branches:
	- master

	env:
	RUST_BACKTRACE: 1

	permissions:
	contents: read # to fetch code (actions/checkout)

	jobs:
	ci-pass:
	name: CI is green
	runs-on: ubuntu-latest
	needs:
	- style
	- test
	- msrv
	steps:
	- run: exit 0

	style:
	name: Check Style
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install Rust
	uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt

	- name: cargo fmt --check
	run: cargo fmt --check

	test:
	name: Test ${{ matrix.rust }} on ${{ matrix.os }}
	needs: [style]
	strategy:
	matrix:
	rust:
	- stable
	- beta

	os:
	- ubuntu-latest

	runs-on: ${{ matrix.os }}

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install Rust (${{ matrix.rust }})
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}

	- name: Test
	run: cargo test

	msrv:
	name: Check MSRV
	needs: [style]

	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install Rust MSRV
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: 1.3.0

	- name: Check
	run: cargo build

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