feat: implement Body::size_hint for MapFrame #297

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

	jobs:
	style:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt
	- name: Check formatting
	run: cargo fmt --all --check

	test:
	needs: [style]
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	- beta
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}
	- name: Run tests
	run: cargo test --workspace

	msrv:
	needs: [style]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: taiki-e/install-action@cargo-hack
	- run: cargo hack --rust-version --no-dev-deps check

	minimal-versions:
	needs: [style]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@nightly
	- uses: dtolnay/rust-toolchain@stable
	- uses: taiki-e/install-action@cargo-hack
	- uses: taiki-e/install-action@cargo-minimal-versions
	- run: cargo minimal-versions check

	clippy_check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Run Clippy
	run: cargo clippy --all-targets --all-features

	doc:
	needs: [style]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- run: cargo doc --no-deps
	env:
	RUSTDOCFLAGS: -D rustdoc::broken-intra-doc-links

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