insert

Inserts data into the editor.

The content of an editor can be changed by the system in response to other method calls, and such changes do not go through this method; use on-insert in text% or on-insert in pasteboard% to monitor content additions changes.

• (send an-editor insert snip) -> void
      snip : snip% object

  Inserts a snip into the editor. A snip cannot be inserted into multiple editors or multiple times within a single editor.