Warning Prompts | KarChunT

Learn how to use warning prompts in Taskfile to manage task execution and user interaction.

You can prompt the user for confirmation before running a task by using the prompt field in the Taskfile. This is useful for tasks that might have significant consequences, such as deleting files or making changes to a production environment.

Taskfile.yaml

version: '3'
 
tasks:
  example:
    cmds:
      - task: not-dangerous
      - task: dangerous
      - task: super-dangerous
      - task: another-not-dangerous
 
  not-dangerous:
    internal: true
    cmds:
      - echo 'not dangerous command'
 
  another-not-dangerous:
    internal: true
    cmds:
      - echo 'another not dangerous command'
 
  dangerous:
    internal: true
    prompt: This is a dangerous command... Do you want to continue?
    cmds:
      - echo 'dangerous command'
 
  super-dangerous:
    prompt:
      - This is a dangerous command... Do you want to continue?
      - Please confirm your action.
    cmds:
      - echo 'super dangerous command'

the prompt field can be a list as well.

Demo and Output

ubuntu@touted-mite:~/nodejsfun$ task example 
task: [not-dangerous] echo 'not dangerous command'
not dangerous command
This is a dangerous command... Do you want to continue? [y/N]: n
task: Failed to run task "example": task: Task "dangerous" cancelled by user
 
ubuntu@touted-mite:~/nodejsfun$ task example 
task: [not-dangerous] echo 'not dangerous command'
not dangerous command
This is a dangerous command... Do you want to continue? [y/N]: y
task: [dangerous] echo 'dangerous command'
dangerous command
This is a dangerous command... Do you want to continue? [y/N]: y
Please confirm your action. [y/N]: y
task: [super-dangerous] echo 'super dangerous command'
super dangerous command
task: [another-not-dangerous] echo 'another not dangerous command'
another not dangerous command