name: compile jq

on:
  push:
    branches:
      - main

jobs:
  compile-jq:
    runs-on: archlinux-latest
    container:
      image: archlinux:latest

    steps:
      - name: install packages and prepare source
        run: |
          pacman -Sy --noconfirm wget base-devel autoconf automake bison flex python
          wget https://github.com/jqlang/jq/releases/download/jq-1.8.1/jq-1.8.1.tar.gz
          tar -xf jq-1.8.1

      - name: compile jq
        run: |
          cd jq-1.8.1
          ./configure --prefix=/usr
          make -j$(nproc)
          make prefix=/usr install


      - name: run jq
        run: |
        echo '[
          {"first": "first ok"},
          {"second": "second ok"},
          {"third": "third ok"},
          {"fourth": "fourth ok"},
          {"fifth": "fifth ok"}
        ]' > test.json
        echo "all"
        jq '.[].first // .[].second // .[].third // .[].fourth // .[].fifth' test.json
        echo "only object third"
        jq '.[] | select(has("third"))' test.json
        echo "only fourth"
        jq '.[3].fourth' test.json