Syntax file from: https://www.fastnlight.com/syntax/applescript

:[range]AppleScriptRun
Execute current buffer as AppleScript.

:[range]AppleScriptExport
Export current buffer as AppleScript.

g:applescript_config.run.output.buffer_name
The output buffer's name used in :AppleScriptRun commmand.
Default: '[AppleScriptRun Output]'

g:applescript_config.run.output.open_command
A command to open output buffer used in :AppleScriptRun command.
Default: 'botright split'