name: CI

on: [push, pull_request]

jobs:

  build:
    strategy:
      matrix:
        lua_ver: ['5.1']
        numbers: ['float']
        include:
          - lua_ver: '5.1'
            numbers: 'integral'

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
        with:
          submodules: recursive
      - name: Prepare cache key
        run: git rev-parse HEAD:sdk/esp32-esp-idf > idf.rev
        shell: bash
      - name: Cache Espressif tools
        uses: actions/cache@v2
        with:
          path: ~/.espressif
          key: ${{ runner.os }}-espressif-tools-${{ hashFiles('idf.rev') }}
      - name: Install dependencies
        run: ./install.sh
        shell: bash
      - name: Build firmware (Lua 5.1)
        if: ${{ matrix.lua_ver == '5.1' && matrix.numbers == 'float' }}
        run: |
          cp sdkconfig.defaults sdkconfig
          make SHELL=/bin/bash
        shell: bash
      - name: Build firmware (Lua 5.1, integer-only)
        if: ${{ matrix.lua_ver == '5.1' && matrix.numbers == 'integral' }}
        run: |
          cp sdkconfig.defaults sdkconfig
          echo CONFIG_LUA_NUMBER_INTEGRAL=y >> sdkconfig
          make SHELL=/bin/bash
        shell: bash
      - name: Upload luac.cross
        uses: actions/upload-artifact@v2
        if: ${{ success() }}
        with:
          name: luac.cross-${{ matrix.lua_ver }}-${{ matrix.numbers }}
          path: build/luac_cross/luac.cross