name: $(Build.SourceBranch)-$(date:yyyyMMdd)$(rev:.r)
trigger:
  branches:
    include:
    - '*'

jobs:
- job: Build
  strategy:
    matrix:
      windows-stable:
        imageName: 'vs2017-win2016'
        rustup_toolchain: stable
      linux-stable:
        imageName: 'ubuntu-16.04'
        rustup_toolchain: stable
      mac-stable:
        imageName: 'macos-10.14'
        rustup_toolchain: stable

  pool:
    vmImage: $(imageName)

  steps:
    - checkout: self
      submodules: true
    - script: |
        curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain $RUSTUP_TOOLCHAIN
        echo "##vso[task.setvariable variable=PATH;]$PATH:$HOME/.cargo/bin"
        export PATH=$PATH:$HOME/.cargo/bin
        rustup update $RUSTUP_TOOLCHAIN
        rustup default $RUSTUP_TOOLCHAIN
        rustc --version
      displayName: Install rust (*nix)
      condition: ne( variables['Agent.OS'], 'Windows_NT' )
    - script: |
        rustup update %RUSTUP_TOOLCHAIN%
        rustup default %RUSTUP_TOOLCHAIN%
        rustc --version
      displayName: Install rust (Win)
      condition: eq( variables['Agent.OS'], 'Windows_NT' )
    - script: rustup target add wasm32-wasi
      displayName: Install wasm32-wasi target
    - script: |
        powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf %TEMP%\LLVM-8.0.0-win64.exe https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/LLVM-8.0.0-win64.exe"
        %TEMP%\LLVM-8.0.0-win64.exe /S /NCRC
      condition: eq(variables['Agent.OS'], 'Windows_NT')
      displayName: Install clang (Win)
    - script: cargo fetch
      displayName: Fetch cargo dependencies
    - script: |
        rustup component add rustfmt
        rustup component list
        cargo fmt --all -- --check
      condition: eq( variables['rustup_toolchain'], 'stable' )
      displayName: Check formatting
    - script: cargo build --release
      displayName: Cargo build release
    - script: cargo build
      displayName: Cargo build
    - bash: RUST_BACKTRACE=1 cargo test --all
      displayName: Cargo test
    - script: cargo doc
      condition: eq(variables['Agent.OS'], 'Darwin')
      displayName: Cargo doc