Rails Inflector Lookup

.camelize#=>"Foo barId"
.classify#=>"Foo barId"
.constantize#=>
wrong constant name Foo bar_id
.dasherize#=>"Foo bar-id"
.deconstantize#=>""
.demodulize#=>"Foo bar_id"
.foreign_key#=>"foo bar_id_id"
.humanize#=>"Foo bar"
.ordinal#=>
undefined method
.ordinalize#=>
undefined method
.parameterize#=>"foo-bar_id"
.pluralize#=>"Foo bar_ids"
.safe_constantize#=>""
.singularize#=>"Foo bar_id"
.tableize#=>"foo bar_ids"
.titleize#=>"Foo Bar"
.underscore#=>"foo bar_id"
.upcase_first#=>"Foo bar_id"