#416 Don't eagerly convert Inline nodes during processing

CHANGELOG.adoc

@@ -4,6 +4,7 @@
 
 Bugfixes::
 
+* Issue #416: Silence Asciidoctor warning when using inline macros
 * Issue #417: Avoid reusing images when block type is different but source code is identical
 
 

lib/asciidoctor-diagram/diagram_processor.rb

@@ -423,7 +423,12 @@ def process(parent, reader_or_target, attributes)
         block = generate_block(parent, reader_or_target, attributes)
         attrs = block.attributes.dup
         target = attrs.delete('target')
-        create_inline(parent, :image, nil, :type => 'image', :target => target, :attributes => attrs).convert
+
+        # Don't let the asciidoctor try to apply substitutions.
+        # The text of inline macros is nil which will cause an error
+        attrs.delete('subs')
+
+        create_inline(parent, :image, nil, :type => 'image', :target => target, :attributes => attrs)
       end
 
       def supported_formats(converter)

spec/test_helper_methods.rb

@@ -47,6 +47,8 @@ def find(&block)
 module Asciidoctor
   module Diagram
     module TestHelpers
+      include ::Asciidoctor::Logging
+
       def load_asciidoc(source, options = {})
         options = options.dup
         options[:trace] = true
@@ -71,7 +73,8 @@ def load_asciidoc(source, options = {})
           options[:attributes]['diagram-on-error'] = 'abort'
         end
 
-        ::Asciidoctor.load(StringIO.new(source), options.merge({:trace => true}))
+        logger.level = ::Logger::Severity::DEBUG
+        ::Asciidoctor.load(StringIO.new(source), options.merge({:trace => true, :verbose => 2}))
       end
     end
   end