camelcase tokenizer

gistfile1.txt

curl -XDELETE localhost:9200/test
curl -XPUT localhost:9200/test -d '
{
  "settings":{
  "analysis": {
  "analyzer": {
  "camel":{
  "type": "pattern",
  "lowercase": false,
  "pattern":"(\\W+)|(?<=[a-z])(?=[A-Z])|(?<=[A-Z])(?=[A-Z])"
  }
  }
  }
  }
}'
curl localhost:9200/test/_analyze?analyzer=camel -d 'MooseX::ClassAttribute'
# returns Moose X Class Attribute