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Versions: 32
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Stored size: 1.04 KB
Contents
module Main
class Mode < ::String
class Error < ::StandardError; end
class Duplicate < Error; end
class Ambiguous < Error
include Main::Softspoken
end
class List < ::Array
def initialize *a, &b
super
ensure
self.fields = []
end
def add klass
mode_name = Mode.new klass.mode_name
raise Duplicate, mode_name if has_key? mode_name
self[mode_name] = klass
end
def find_by_mode m, options = {}
quiet = options['quiet'] || options[:quiet]
each_pair do |mode, klass|
return mode if mode == m
end
candidates = []
each_pair do |mode, klass|
candidates << mode if mode.index(m) == 0
end
case candidates.size
when 0
nil
when 1
candidates.first
else
raise Ambiguous, "ambiguous mode: #{ m } = (#{ candidates.sort.join ' or ' })?"
end
end
end
def self.list(*a, &b)
List.new(*a, &b)
end
end
end
Version data entries
32 entries across 31 versions & 2 rubygems