rustfft 4.1.0

Compute FFTs of any size in O(nlogn) time, in pure Rust.
Documentation
on: [pull_request]

name: CI

jobs:
  check:
    name: Check+Test
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust:
          - stable
          - beta
          - nightly
          - 1.31.0 
    steps:
      - name: Checkout sources
        uses: actions/checkout@v2

      - name: Install toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: ${{ matrix.rust }}
          override: true

      - name: Run cargo check
        uses: actions-rs/cargo@v1
        with:
          command: check

      - name: Run cargo test
        uses: actions-rs/cargo@v1
        with:
          command: test
  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v2
      
      - name: Install toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: nightly # required for the "ignore" entry in rustfmt.toml, switch to stable asap
          override: true
          components: rustfmt
      
      - name: Print rustfmt version
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: -- --version
      
      - name: Run cargo fmt
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: -- --check