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Contents
module Compass::Commands
module Registry
def register(name, command_class)
@commands ||= Hash.new
@commands[name.to_sym] = command_class
end
def get(name)
return unless name
@commands ||= Hash.new
@commands[name.to_sym] || @commands[abbreviation_of(name)]
end
def abbreviation_of(name)
re = /^#{Regexp.escape(name)}/
matching = @commands.keys.select{|k| k.to_s =~ re}
if matching.size == 1
matching.first
elsif name =~ /^-/
nil
else
raise Compass::Error, "Ambiguous abbreviation '#{name}'. Did you mean one of: #{matching.join(", ")}"
end
end
def abbreviation?(name)
re = /^#{Regexp.escape(name)}/
@commands.keys.detect{|k| k.to_s =~ re}
end
def command_exists?(name)
@commands ||= Hash.new
name && (@commands.has_key?(name.to_sym) || abbreviation?(name))
end
def all
@commands.keys
end
alias_method :[], :get
alias_method :[]=, :register
end
extend Registry
end
Version data entries
12 entries across 12 versions & 1 rubygems