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require 'rdoc/ri'
require 'rdoc/ri/descriptions'
require 'rdoc/ri/writer'
require 'rdoc/markup/to_flow'
class RDoc::RI::Reader
def initialize(ri_cache)
@cache = ri_cache
end
def top_level_namespace
[ @cache.toplevel ]
end
def lookup_namespace_in(target, namespaces)
result = []
for n in namespaces
result.concat(n.contained_modules_matching(target))
end
result
end
def find_class_by_name(full_name)
names = full_name.split(/::/)
ns = @cache.toplevel
for name in names
ns = ns.contained_class_named(name)
return nil if ns.nil?
end
get_class(ns)
end
def find_methods(name, is_class_method, namespaces)
result = []
namespaces.each do |ns|
result.concat ns.methods_matching(name, is_class_method)
end
result
end
##
# Return the MethodDescription for a given MethodEntry by deserializing the
# YAML
def get_method(method_entry)
path = method_entry.path_name
File.open(path) { |f| RI::Description.deserialize(f) }
end
##
# Return a class description
def get_class(class_entry)
result = nil
for path in class_entry.path_names
path = RiWriter.class_desc_path(path, class_entry)
desc = File.open(path) {|f| RI::Description.deserialize(f) }
if result
result.merge_in(desc)
else
result = desc
end
end
result
end
##
# Return the names of all classes and modules
def full_class_names
res = []
find_classes_in(res, @cache.toplevel)
end
##
# Return a list of all classes, modules, and methods
def all_names
res = []
find_names_in(res, @cache.toplevel)
end
private
def find_classes_in(res, klass)
classes = klass.classes_and_modules
for c in classes
res << c.full_name
find_classes_in(res, c)
end
res
end
def find_names_in(res, klass)
classes = klass.classes_and_modules
for c in classes
res << c.full_name
res.concat c.all_method_names
find_names_in(res, c)
end
res
end
end
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