don't force justify first line of abstract if it ends with a hard break

1 files changed, 10 insertions, 5 deletions

diff --git a/lib/asciidoctor/pdf/ext/prawn/extensions.rb b/lib/asciidoctor/pdf/ext/prawn/extensions.rb
index 646ad814..c8190fe8 100644
--- a/lib/asciidoctor/pdf/ext/prawn/extensions.rb
+++ b/lib/asciidoctor/pdf/ext/prawn/extensions.rb
@@ -500,14 +500,14 @@ module Asciidoctor
         end
         if first_line_text_transform
           # NOTE: applying text transform here could alter the wrapping, so isolate first line and shrink it to fit
-          first_line_text = (box.instance_variable_get :@printed_lines)[0]
-          unless first_line_text == fragments[0][:text]
+          first_printed_line = (box.instance_variable_get :@printed_lines)[0]
+          unless first_printed_line == fragments[0][:text]
             original_fragments, fragments = fragments, []
             original_fragments.reduce '' do |traced, fragment|
               fragments << fragment
               # NOTE: we could just do a length comparison here
-              if (traced += fragment[:text]).start_with? first_line_text
-                fragment[:text] = fragment[:text][0...-(traced.length - first_line_text.length)]
+              if (traced += fragment[:text]).start_with? first_printed_line
+                fragment[:text] = fragment[:text][0...-(traced.length - first_printed_line.length)]
                 break
               end
               traced
@@ -515,7 +515,12 @@ module Asciidoctor
           end
           fragments.each {|fragment| fragment[:text] = transform_text fragment[:text], first_line_text_transform }
           first_line_options[:overflow] = :shrink_to_fit
-          @final_gap = first_line_options[:force_justify] = true if remaining_fragments
+          if remaining_fragments
+            @final_gap = true
+            if first_line_options[:align] == :justify && (box.instance_variable_get :@arranger).consumed[-1]&.[](:text) != ?\n
+              first_line_options[:force_justify] = true
+            end
+          end
         end
         if text_indent
           indent(text_indent) { fill_formatted_text_box fragments, first_line_options }