isOutdentable function
Implementation
bool isOutdentable(EditorState editorState) {
final selection = editorState.selection;
if (selection == null || !selection.isSingle) {
return false;
}
final node = editorState.getNodeAtPath(selection.end.path);
final parent = node?.parent;
if (node == null ||
parent == null ||
!indentableBlockTypes.contains(node.type) ||
!indentableBlockTypes.contains(parent.type) ||
node.path.length == 1) {
// if the current node is having a path which is of size 1.
// for example [0], then that means, it is not indented
// thus we ignore this event.
return false;
}
return true;
}