add_panel.md
In dockViewR: Layout Manager Widget for R and 'shiny' Apps

add_panel works

Code
  add_panel("dock", panel(id = "test", "plop", "Panel 1"), session = session)
Condition
  Error in `add_panel()`:
  ! <Panel (ID: test)>: invalid value (test) for `id`: already in use.
Code
  add_panel("dock", panel(id = 4, "plop", "Panel 4", position = list(pouet = 3,
    plop = "test")), session = session)
Condition
  Error in `validate_position_names()`:
  ! <Panel (ID: 4)>: `position` must be a list with a subset of names: referencePanel, direction, referenceGroup, index.
          Found wrong values: pouet, plop.
Code
  add_panel("dock", panel(id = 4, "plop", "Panel 4", position = list(
    referencePanel = 1, direction = "top")), session = session)
Condition
  Error in `validate_position_direction()`:
  ! <Panel (ID: 4)>: `direction` must be one of above, below, left, right, within.
Code
  add_panel("dock", panel(id = 4, "plop", "Panel 4", position = list(
    referencePanel = 10, direction = "above")), session = session)
Condition
  Error in `validate_position_ref()`:
  ! <Panel (ID: 4)>: invalid value (10) for `referencePanel`. Valid ids are: 2, 3, test.