This script focuses top level “Inbox” project. If such a project doesn’t yet exist it creates it, and then focuses it.
function TaskPaperContext(editor, options) {
let outline = editor.outline
let inbox = outline.evaluateItemPath('/project Inbox')[0]
if (inbox == null) {
inbox = outline.createItem('Inbox:')
outline.root.insertChildrenBefore([inbox], outline.root.firstChild)
}
editor.focusedItem = inbox
}
Application('TaskPaper').documents[0].evaluate({
script: TaskPaperContext.toString()
});