remove unnecessary fallback value when resolving stylesdir

4 files changed, 6 insertions, 6 deletions

diff --git a/lib/asciidoctor/converter/html5.rb b/lib/asciidoctor/converter/html5.rb
index 04c86fce..46efb92e 100644
--- a/lib/asciidoctor/converter/html5.rb
+++ b/lib/asciidoctor/converter/html5.rb
@@ -130,7 +130,7 @@ class Converter::Html5Converter < Converter::Base
         result << %(<link rel="stylesheet" href="#{asset_uri_scheme}//fonts.googleapis.com/css?family=#{webfonts.empty? ? 'Open+Sans:300,300italic,400,400italic,600,600italic%7CNoto+Serif:400,400italic,700,700italic%7CDroid+Sans+Mono:400,700' : webfonts}"#{slash}>)
       end
       if linkcss
-        result << %(<link rel="stylesheet" href="#{node.normalize_web_path DEFAULT_STYLESHEET_NAME, (node.attr 'stylesdir', ''), false}"#{slash}>)
+        result << %(<link rel="stylesheet" href="#{node.normalize_web_path DEFAULT_STYLESHEET_NAME, (node.attr 'stylesdir'), false}"#{slash}>)
       else
         result << %(<style>
 #{Stylesheets.instance.primary_stylesheet_data}
@@ -138,7 +138,7 @@ class Converter::Html5Converter < Converter::Base
       end
     elsif node.attr? 'stylesheet'
       if linkcss
-        result << %(<link rel="stylesheet" href="#{node.normalize_web_path (node.attr 'stylesheet'), (node.attr 'stylesdir', '')}"#{slash}>)
+        result << %(<link rel="stylesheet" href="#{node.normalize_web_path (node.attr 'stylesheet'), (node.attr 'stylesdir')}"#{slash}>)
       else
         result << %(<style>
 #{node.read_contents (node.attr 'stylesheet'), start: (node.attr 'stylesdir'), warn_on_failure: true, label: 'stylesheet'}
@@ -151,7 +151,7 @@ class Converter::Html5Converter < Converter::Base
         result << %(<link rel="stylesheet" href="#{node.attr 'iconfont-cdn', %(#{cdn_base_url}/font-awesome/#{FONT_AWESOME_VERSION}/css/font-awesome.min.css)}"#{slash}>)
       else
         iconfont_stylesheet = %(#{node.attr 'iconfont-name', 'font-awesome'}.css)
-        result << %(<link rel="stylesheet" href="#{node.normalize_web_path iconfont_stylesheet, (node.attr 'stylesdir', ''), false}"#{slash}>)
+        result << %(<link rel="stylesheet" href="#{node.normalize_web_path iconfont_stylesheet, (node.attr 'stylesdir'), false}"#{slash}>)
       end
     end
 
diff --git a/lib/asciidoctor/syntax_highlighter/coderay.rb b/lib/asciidoctor/syntax_highlighter/coderay.rb
index 5d7174f2..d6d1a6be 100644
--- a/lib/asciidoctor/syntax_highlighter/coderay.rb
+++ b/lib/asciidoctor/syntax_highlighter/coderay.rb
@@ -38,7 +38,7 @@ class SyntaxHighlighter::CodeRayAdapter < SyntaxHighlighter::Base
 
   def docinfo location, doc, opts
     if opts[:linkcss]
-      %(<link rel="stylesheet" href="#{doc.normalize_web_path stylesheet_basename, (doc.attr 'stylesdir', ''), false}"#{opts[:self_closing_tag_slash]}>)
+      %(<link rel="stylesheet" href="#{doc.normalize_web_path stylesheet_basename, (doc.attr 'stylesdir'), false}"#{opts[:self_closing_tag_slash]}>)
     else
       %(<style>
 #{read_stylesheet}
diff --git a/lib/asciidoctor/syntax_highlighter/pygments.rb b/lib/asciidoctor/syntax_highlighter/pygments.rb
index 562176df..aab23e4b 100644
--- a/lib/asciidoctor/syntax_highlighter/pygments.rb
+++ b/lib/asciidoctor/syntax_highlighter/pygments.rb
@@ -64,7 +64,7 @@ class SyntaxHighlighter::PygmentsAdapter < SyntaxHighlighter::Base
 
   def docinfo location, doc, opts
     if opts[:linkcss]
-      %(<link rel="stylesheet" href="#{doc.normalize_web_path (stylesheet_basename @style), (doc.attr 'stylesdir', ''), false}"#{opts[:self_closing_tag_slash]}>)
+      %(<link rel="stylesheet" href="#{doc.normalize_web_path (stylesheet_basename @style), (doc.attr 'stylesdir'), false}"#{opts[:self_closing_tag_slash]}>)
     else
       %(<style>
 #{read_stylesheet @style}
diff --git a/lib/asciidoctor/syntax_highlighter/rouge.rb b/lib/asciidoctor/syntax_highlighter/rouge.rb
index 3709e4f6..7fb9513e 100644
--- a/lib/asciidoctor/syntax_highlighter/rouge.rb
+++ b/lib/asciidoctor/syntax_highlighter/rouge.rb
@@ -42,7 +42,7 @@ class SyntaxHighlighter::RougeAdapter < SyntaxHighlighter::Base
 
   def docinfo location, doc, opts
     if opts[:linkcss]
-      %(<link rel="stylesheet" href="#{doc.normalize_web_path (stylesheet_basename @style), (doc.attr 'stylesdir', ''), false}"#{opts[:self_closing_tag_slash]}>)
+      %(<link rel="stylesheet" href="#{doc.normalize_web_path (stylesheet_basename @style), (doc.attr 'stylesdir'), false}"#{opts[:self_closing_tag_slash]}>)
     else
       %(<style>
 #{read_stylesheet @style}