diff options
Diffstat (limited to 'lib/rake/task_arguments.rb')
-rw-r--r-- | lib/rake/task_arguments.rb | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/lib/rake/task_arguments.rb b/lib/rake/task_arguments.rb deleted file mode 100644 index fc0d657274..0000000000 --- a/lib/rake/task_arguments.rb +++ /dev/null @@ -1,98 +0,0 @@ -module Rake - - ## - # TaskArguments manage the arguments passed to a task. - # - class TaskArguments - include Enumerable - - # Argument names - attr_reader :names - - # Create a TaskArgument object with a list of argument +names+ and a set - # of associated +values+. +parent+ is the parent argument object. - def initialize(names, values, parent=nil) - @names = names - @parent = parent - @hash = {} - @values = values - names.each_with_index { |name, i| - @hash[name.to_sym] = values[i] unless values[i].nil? - } - end - - # Retrieve the complete array of sequential values - def to_a - @values.dup - end - - # Retrieve the list of values not associated with named arguments - def extras - @values[@names.length..-1] || [] - end - - # Create a new argument scope using the prerequisite argument - # names. - def new_scope(names) - values = names.map { |n| self[n] } - self.class.new(names, values + extras, self) - end - - # Find an argument value by name or index. - def [](index) - lookup(index.to_sym) - end - - # Specify a hash of default values for task arguments. Use the - # defaults only if there is no specific value for the given - # argument. - def with_defaults(defaults) - @hash = defaults.merge(@hash) - end - - # Enumerates the arguments and their values - def each(&block) - @hash.each(&block) - end - - # Extracts the argument values at +keys+ - def values_at(*keys) - keys.map { |k| lookup(k) } - end - - # Returns the value of the given argument via method_missing - def method_missing(sym, *args) - lookup(sym.to_sym) - end - - # Returns a Hash of arguments and their values - def to_hash - @hash - end - - def to_s # :nodoc: - @hash.inspect - end - - def inspect # :nodoc: - to_s - end - - # Returns true if +key+ is one of the arguments - def has_key?(key) - @hash.has_key?(key) - end - - protected - - def lookup(name) # :nodoc: - if @hash.has_key?(name) - @hash[name] - elsif @parent - @parent.lookup(name) - end - end - end - - EMPTY_TASK_ARGS = TaskArguments.new([], []) # :nodoc: -end |