When run (by pressing cmd+alt+x), will replace all old Ruby hash syntax in the current file with new, that is:
{:name => 'Mads Ohm Larsen',:age => '25',:position => 'Lead developer'}
will become
{name: 'Mads Ohm Larsen',age: '25',position: 'Lead developer'}
It also does selection-wise replacements.
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.