fswatch
actions: (name)
fswatch accepts the name of watch to be done in this syntax.
!do created:$me:session[file] when $fswatch:newwatch[create:/tmp/hive]
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Here the syntax of [...] is 'action' ':' 'path'
the action can be one of create|delete|modify
It waits for one of these events to happen in the path specified and executes the corresponding
hive statement. In the previous code, It will execute
!do created:$me:session[file]
when a file is created in /tmp/hive
These fields are set on session (accesseble as $me:session)
session[file]
