extensions.rb in asciidoctor-2.0.18

- old
+ new

@@ -511,12 +511,17 @@
   # registered to handle this name and, if found, invokes its {Processor#process}
   # method to build a corresponding node in the document tree.
   #
   # If the process method returns an instance of Block, the content model of that
   # Block is :compound, and the Block contains at least one line, the parser will
-  # parse those lines into blocks an assigned them to the returned block.
+  # parse those lines into blocks and append them to the returned block.
   #
+  # If your custom block can be applied to a paragraph or delimited block, and you
+  # want to preserve the content model of the input, check whether the value of
+  # the cloaked-context attribute is :paragraph. If it is, set the content model of
+  # the returned block to :simple. Otherwise, set the content model to :compound.
+  #
   # AsciiDoc example:
   #
   #   [shout]
   #   Get a move on.
   #
@@ -714,10 +719,11 @@
     # Public: Returns the Hash of {Group} classes, instances, and/or Procs that have been registered with this registry.
     attr_reader :groups
 
     def initialize groups = {}
       @groups = groups
+      reset
       @preprocessor_extensions = @tree_processor_extensions = @postprocessor_extensions = @include_processor_extensions = @docinfo_processor_extensions = @block_extensions = @block_macro_extensions = @inline_macro_extensions = nil
       @document = nil
     end
 
     # Public: Activates all the global extension {Group}s and the extension {Group}s
@@ -725,10 +731,11 @@
     #
     # document - the {Asciidoctor::Document} on which the extensions are to be used.
     #
     # Returns the instance of this [Registry].
     def activate document
+      reset if @document
       @document = document
       unless (ext_groups = Extensions.groups.values + @groups.values).empty?
         ext_groups.each do |group|
           case group
           when ::Proc
@@ -1343,11 +1350,11 @@
           processor.instance_exec(&block)
         else
           yield processor
         end
         unless processor.process_block_given?
-          raise ::ArgumentError, %(No block specified to process #{kind_name} extension at #{block.source_location})
+          raise ::NoMethodError, %(No block specified to process #{kind_name} extension at #{block.source_location.join ':'})
         end
         processor.freeze
         extension = ProcessorExtension.new kind, processor
       else
         processor, config = resolve_args args, 2
@@ -1387,14 +1394,14 @@
           processor.instance_exec(&block)
         else
           yield processor
         end
         unless (name = as_symbol processor.name)
-          raise ::ArgumentError, %(No name specified for #{kind_name} extension at #{block.source_location})
+          raise ::ArgumentError, %(No name specified for #{kind_name} extension at #{block.source_location.join ':'})
         end
         unless processor.process_block_given?
-          raise ::NoMethodError, %(No block specified to process #{kind_name} extension at #{block.source_location})
+          raise ::NoMethodError, %(No block specified to process #{kind_name} extension at #{block.source_location.join ':'})
         end
         processor.freeze
         kind_store[name] = ProcessorExtension.new kind, processor
       else
         processor, name, config = resolve_args args, 3
@@ -1422,10 +1429,15 @@
           raise ::ArgumentError, %(Invalid arguments specified for registering #{kind_name} extension: #{args})
         end
       end
     end
 
+    def reset
+      @preprocessor_extensions = @tree_processor_extensions = @postprocessor_extensions = @include_processor_extensions = @docinfo_processor_extensions = @block_extensions = @block_macro_extensions = @inline_macro_extensions = nil
+      @document = nil
+    end
+
     def resolve_args args, expect
       opts = ::Hash === args[-1] ? args.pop : {}
       return opts if expect == 1
       if (missing = expect - 1 - args.size) > 0
         args += (::Array.new missing)
@@ -1526,10 +1538,10 @@
     #
     # names - one or more Symbol or String group names to unregister
     #
     # Returns nothing
     def unregister *names
-      names.each {|group| @groups.delete group.to_sym }
+      names.each_with_object(groups) {|group, catalog| catalog.delete group.to_sym }
       nil
     end
   end
 end
 end