In the future, we would want to consider saving the state of the AST Explorer, so that if a user switches between JSON and AST Explorer (for whatever reason), they can just pick up where they left off.
Preserving the settings of the AST visualization is straightforward, which will be fixed in #90, but keeping track of which part of the tree is toggled is going to be a different story.
From #90 discussion
In the future, we would want to consider saving the state of the AST Explorer, so that if a user switches between JSON and AST Explorer (for whatever reason), they can just pick up where they left off.