action.yml

name: "Check runtime dependencies"
description: |
  description: "Check if the runtime has the expected dependencies"
  local: false
inputs:
  dependencies:
    description: "A space-delimited string of runtime dependencies to check for."
    default: "bash curl git zip aws jq"
runs:
  using: "composite"
  steps:
    - name: check dependencies
      shell: sh
      env:
        INPUT_DEPENDENCIES: ${{ inputs.dependencies }}
      run: |
        check_dependencies() {
          for item in "$@"; do
            while read -r dependency; do
              test "$(command -v "$dependency")" = "" && missing="${missing:-}${missing:+, }$dependency"
            done <<EOF
        $(echo "$item" | tr ' ' '\n')
        EOF
          done
          test "${missing:-}" = "" || { printf "The following required dependencies are missing: %s\n" "$missing" 1>&2 && exit 1; }
        }
        check_dependencies "$INPUT_DEPENDENCIES"