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require "options"
module Dependable
RESERVED_TAGS = [:build, :optional, :recommended, :run]
def build?
tags.include? :build
end
def optional?
tags.include? :optional
end
def recommended?
tags.include? :recommended
end
def run?
tags.include? :run
end
def required?
# FIXME: Should `required?` really imply `!build?`? And if so, why doesn't
# any of `optional?` and `recommended?` equally imply `!build?`?
!build? && !optional? && !recommended?
end
def option_tags
tags - RESERVED_TAGS
end
def options
Options.create(option_tags)
end
end