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Contents
module ROM
# Helper module providing thin interface around an inflection backend.
#
# @private
module Inflector
BACKENDS = {
activesupport: [
'active_support/inflector',
proc { ::ActiveSupport::Inflector }
],
inflecto: [
'inflecto',
proc { ::Inflecto }
]
}.freeze
def self.realize_backend(path, inflector_backend_factory)
require path
inflector_backend_factory.call
rescue LoadError
nil
end
def self.detect_backend
BACKENDS.find do |_, (path, inflector_class)|
backend = realize_backend(path, inflector_class)
break backend if backend
end ||
raise(LoadError,
"No inflector library could be found: "\
"please install either the `inflecto` or `activesupport` gem.")
end
def self.select_backend(name = nil)
if name && !BACKENDS.key?(name)
raise NameError, "Invalid inflector library selection: '#{name}'"
end
@inflector = name ? realize_backend(*BACKENDS[name]) : detect_backend
end
def self.inflector
@inflector || select_backend
end
def self.camelize(input)
inflector.camelize(input)
end
def self.underscore(input)
inflector.underscore(input)
end
def self.singularize(input)
inflector.singularize(input)
end
def self.pluralize(input)
inflector.pluralize(input)
end
def self.demodulize(input)
inflector.demodulize(input)
end
def self.constantize(input)
inflector.constantize(input)
end
def self.classify(input)
inflector.classify(input)
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems