task/testdata/params/Taskfile.yml

default:
  deps:
    - task: write-file
      vars: {CONTENT: Dependence1, FILE: dep1.txt}
    - task: write-file
      vars: {CONTENT: Dependence2, FILE: dep2.txt}
  cmds:
    - task: write-file
      vars: {CONTENT: Hello, FILE: hello.txt}
    - task: write-file
      vars: {CONTENT: "$echo 'World'", FILE: world.txt}
    - task: write-file
      vars: {CONTENT: "!", FILE: exclamation.txt}

write-file:
  cmds:
    - echo {{.CONTENT}} > {{.FILE}}