extract shared smallcaps method from TextTransformer#smallcaps_pcdata…

… to make it easier to override
asciidoctor · Jan 20, 2024 · 188679f · 188679f
1 parent 658d3c0
commit 188679f
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diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
@@ -38,6 +38,7 @@ Improvements::
 * process `pre-wrap` role in text formatter
 * drop support for the unmaintained payment font (`pf`) for use in font-based icons
 * refactor formatted text transform to simplify how inner space is collapsed; verify only inner hard breaks are preserved
+* extract shared `smallcaps` method from `TextTransform#smallcaps_pcdata` to make it easier to override
 
 Bug Fixes::
 

diff --git a/lib/asciidoctor/pdf/text_transformer.rb b/lib/asciidoctor/pdf/text_transformer.rb
@@ -59,12 +59,16 @@ def uppercase_pcdata string
 
       def smallcaps_pcdata string
         if XMLMarkupRx.match? string
-          string.gsub(PCDATAFilterRx) { $2 ? ($2.tr LowerAlphaChars, SmallCapsChars) : $1 }
+          string.gsub(PCDATAFilterRx) { $2 ? (smallcaps $2) : $1 }
         else
-          string.tr LowerAlphaChars, SmallCapsChars
+          smallcaps string
         end
       end
 
+      def smallcaps string
+        string.tr LowerAlphaChars, SmallCapsChars
+      end
+
       # Apply the text transform to the specified text.
       #
       # Supported transform values are "uppercase", "lowercase", or "none" (passed