version: '3'

vars:
  ALLOWED_ENVS: ["dev", "staging", "prod"]
  NOT_A_LIST: "this is a string"

tasks:
  default:
    - task: missing-var

  missing-var:
    requires:
      vars:
        - FOO
    cmd: echo "{{.FOO}}"

  var-defined-in-task:
    vars:
      FOO: bar
    requires:
      vars:
        - FOO
    cmd: echo "{{.FOO}}"

  validation-var-dynamic:
    vars:
      FOO:
        sh: echo "one"
    requires:
      vars:
        - name: FOO
          enum: ['one', 'two']

  validation-var:
    requires:
      vars:
        - ENV
        - name: FOO
          enum: ['one', 'two']

  require-before-compile:
    requires:
      vars: [ MY_VAR ]
    cmd: |
      {{range .MY_VAR | splitList " " }}
        echo {{.}}
      {{end}}

  validation-var-ref:
    requires:
      vars:
        - name: ENV
          enum:
            ref: .ALLOWED_ENVS
    cmd: echo "{{.ENV}}"

  validation-var-ref-invalid:
    requires:
      vars:
        - name: VALUE
          enum:
            ref: .NOT_A_LIST
    cmd: echo "{{.VALUE}}"