Removed Option return for read_line #92

	name: CI

	on: [push, pull_request]

	jobs:

	build:
	name: Build and test
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest]
	rust_version: [stable, beta, nightly]
	steps:
	- uses: hecrj/setup-rust-action@v1
	with:
	rust-version: ${{ matrix.rust_version }}
	- name: Report versions
	run: \|
	rustc -Vv
	cargo -V
	- uses: actions/checkout@v1
	- run: cargo build --verbose
	- run: cargo test --verbose
	- run: cargo build --verbose --manifest-path ./dxf2json/Cargo.toml
	- run: cargo build --verbose --manifest-path ./examples/Cargo.toml

	formatting:
	name: Formatting
	runs-on: ubuntu-latest
	steps:
	- uses: hecrj/setup-rust-action@v1
	with:
	components: rustfmt
	- uses: actions/checkout@v1
	- run: cargo fmt --all -- --check

	publish:
	name: Publish to crates.io
	if: startsWith(github.ref, 'refs/tags/v')
	needs: [build, formatting]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- run: cargo publish --token ${{ secrets.CRATES_IO_API_KEY }} --verbose

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