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module ActionView #:nodoc:
# = Action View PathSet
class PathSet < Array #:nodoc:
%w(initialize << concat insert push unshift).each do |method|
class_eval <<-METHOD, __FILE__, __LINE__ + 1
def #{method}(*args)
super
typecast!
end
METHOD
end
def find(*args)
if template = find_first(*args)
template
else
raise MissingTemplate.new(self, *args)
end
end
def find_all(path, prefixes = [], *args)
prefixes.each do |prefix|
templates = []
each do |resolver|
templates.concat resolver.find_all(path, prefix, *args)
end
return templates unless templates.empty?
end
[]
end
def find_first(path, prefixes = [], *args)
prefixes.each do |prefix|
each do |resolver|
if template = resolver.find_all(path, prefix, *args).first
return template
end
end
end
nil
end
def exists?(*args)
!!find_first(*args)
end
protected
def typecast!
each_with_index do |path, i|
path = path.to_s if path.is_a?(Pathname)
next unless path.is_a?(String)
self[i] = FileSystemResolver.new(path)
end
end
end
end
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