||:: task foo
    :: do something
    :: do another thing
    :: do yet another thing
  :: end task
  :: task bar
    :: do another thing
    :: do something
    :: do yet another thing
  :: end task
  :: run task foo
  :: run task bar

|:: do something        | :did something:
|:: do another thing    | :did another thing:
|:: do yet another thing| :did yet another thing:




|:: task $x  :: end task   |
|:: task $x? :: $1         | :tasks: $x $1
|:: task $x? :: $1 $2      | :tasks: $x $1 $2
|:: task $x? :: $1 $2 $3   | :tasks: $x $1 $2 $3
|:: task $x? :: $1 $2 $3 $4| :tasks: $x $1 $2 $3 $4

|:: run task $x|
    :: load task $x
    :: execute task
    :: unload task $x

|:: load task $x? :tasks: $x $1         | :task: $1
|:: load task $x? :tasks: $x $1 $2      | :task: $1 $2
|:: load task $x? :tasks: $x $1 $2 $3   | :task: $1 $2 $3
|:: load task $x? :tasks: $x $1 $2 $3 $4| :task: $1 $2 $3 $4
|:: load task $x? :tasks: $y $1         | :checked tasks: $y $1
|:: load task $x? :tasks: $y $1 $2      | :checked tasks: $y $1 $2
|:: load task $x? :tasks: $y $1 $2 $3   | :checked tasks: $y $1 $2 $3
|:: load task $x? :tasks: $y $1 $2 $3 $4| :checked tasks: $y $1 $2 $3 $4
|:: load task $x| :: reset tasks

|:: execute task? :task: $1         | :: $1          :executed task items: $1
|:: execute task? :task: $1 $2      | :: $1 $2       :executed task items: $1 $2
|:: execute task? :task: $1 $2 $3   | :: $1 $2 $3    :executed task items: $1 $2 $3
|:: execute task? :task: $1 $2 $3 $4| :: $1 $2 $3 $4 :executed task items: $1 $2 $3 $4
|:: execute task|

|:: unload task $x? :executed task items: $1         | :tasks: $x $1
|:: unload task $x? :executed task items: $1 $2      | :tasks: $x $1 $2
|:: unload task $x? :executed task items: $1 $2 $3   | :tasks: $x $1 $2 $3
|:: unload task $x? :executed task items: $1 $2 $3 $4| :tasks: $x $1 $2 $3 $4
|:: unload task $x|

|:: reset tasks? :checked tasks: $x $1         | :tasks: $x $1
|:: reset tasks? :checked tasks: $x $1 $2      | :tasks: $x $1 $2
|:: reset tasks? :checked tasks: $x $1 $2 $3   | :tasks: $x $1 $2 $3
|:: reset tasks? :checked tasks: $x $1 $2 $3 $4| :tasks: $x $1 $2 $3 $4
|:: reset tasks|