# File actionpack/lib/action_view/reloadable_template.rb, line 80
80:     def initialize(*args)
81:       super
82:       
83:       # we don't ever want to get frozen
84:       extend Unfreezable
85:     end

    # File actionpack/lib/action_view/reloadable_template.rb, line 87
87:     def mtime
88:       File.mtime(filename)
89:     end

     # File actionpack/lib/action_view/reloadable_template.rb, line 100
100:     def reset_cache_if_stale!
101:       if stale?
102:         flush_cache 'source', 'compiled_source'
103:         undef_my_compiled_methods!
104:         @previously_last_modified = mtime
105:       end
106:       self
107:     end

    # File actionpack/lib/action_view/reloadable_template.rb, line 93
93:     def stale?
94:       previously_last_modified.nil? || previously_last_modified < mtime
95:     rescue Errno::ENOENT => e
96:       undef_my_compiled_methods!
97:       raise TemplateDeleted
98:     end

     # File actionpack/lib/action_view/reloadable_template.rb, line 110
110:     def undef_my_compiled_methods!
111:       ActionView::Base::CompiledTemplates.public_instance_methods.grep(/#{Regexp.escape(method_name_without_locals)}(?:_locals_)?/).each do |m|
112:         ActionView::Base::CompiledTemplates.send(:remove_method, m)
113:       end
114:     end