subeditara

yaml parsing is wrong when key's value has leading colon

1

replication steps: ``` ruby -ryaml -e "a = YAML.load('servers: ::ffff:10.10.10.1'); puts a; puts a['servers']" {"servers"=>:":ffff:10.10.10.1"} :ffff:10.10.10.1 ``` expected: ``` {"servers"=>"::ffff:10.10.10.1"} ::ffff:10.10.10.1 ``` actual result: ``` {"servers"=>:":ffff:10.10.10.1"} :ffff:10.10.10.1 ``` Environment: ```...