From 7c66b227a494748e2a546fb85317accd00aebe53 Mon Sep 17 00:00:00 2001
From: Justin Gassner <justin.gassner@mailbox.org>
Date: Thu, 15 Feb 2024 05:11:07 +0100
Subject: Update

---
 _plugins/enunciation.rb  | 22 ++++++++++------------
 _plugins/example.rb      |  2 --
 _plugins/proof.rb        |  2 --
 _plugins/singledollar.rb | 18 +++++++++---------
 4 files changed, 19 insertions(+), 25 deletions(-)

(limited to '_plugins')

diff --git a/_plugins/enunciation.rb b/_plugins/enunciation.rb
index 3301e0d..b141ae9 100644
--- a/_plugins/enunciation.rb
+++ b/_plugins/enunciation.rb
@@ -1,39 +1,37 @@
 module Jekyll
   class EnunciationTagBlock < Liquid::Block
-
     def initialize(tag_name, arg, parse_context)
       super
       @arg = arg.strip
-      @slugtemplate = Liquid::Template.parse("{{ string | slugify }}")
+      @slugtemplate = Liquid::Template.parse('{{ string | slugify }}')
     end
 
     def render(context)
       text = super
       # If the enunciation ends with a KaTeX displayed equation,
       # then we remove the bottom margin.
-      if text[-5,5] == "  $$\n"
+      if text[-5, 5] == "  $$\n"
         text += '  {: .katex-display .mb-0 }'
-      elsif text[-3,3] == "$$\n"
+      elsif text[-3, 3] == "$$\n"
         text += '{: .katex-display .mb-0 }'
       end
       # Check if a description was given.
-      if @arg.length < 1
-        "{: .#{block_name} }\n #{text.gsub!(/^/,'> ')}"
+      if @arg.empty?
+        "{: .#{block_name} }\n #{text.gsub!(/^/, '> ')}"
       else
-        if @arg[0] == "*"
-          title = @arg.delete_prefix("* ")
+        if @arg[0] == '*'
+          title = @arg.delete_prefix('* ')
         else
           title = "#{block_name.capitalize} (#{@arg})"
         end
-        slug = @slugtemplate.render( 'string' => title )
-        "{: .#{block_name}-title }\n> #{title}\n> {: \##{slug} }\n>\n#{text.gsub!(/^/,'> ')}"
+        slug = @slugtemplate.render('string' => title)
+        "{: .#{block_name}-title }\n> #{title}\n> {: \##{slug} }\n>\n#{text.gsub!(/^/, '> ')}"
       end
     end
-
   end
 end
 
 # TODO: avoid reading configuration twice
-Jekyll.configuration({})['callouts'].each do |name, value|
+Jekyll.configuration({})['callouts'].each do |name, _|
   Liquid::Template.register_tag(name, Jekyll::EnunciationTagBlock)
 end
diff --git a/_plugins/example.rb b/_plugins/example.rb
index e149f23..cdff2da 100644
--- a/_plugins/example.rb
+++ b/_plugins/example.rb
@@ -1,11 +1,9 @@
 module Jekyll
   class ExampleTagBlock < Liquid::Block
-
     def render(context)
       text = super
       "<span style=\"text-transform: uppercase; font-weight: bold; font-size: .75em;\">Example</span> &nbsp; #{text}"
     end
-
   end
 end
 
diff --git a/_plugins/proof.rb b/_plugins/proof.rb
index 415b37f..0c2b63b 100644
--- a/_plugins/proof.rb
+++ b/_plugins/proof.rb
@@ -1,11 +1,9 @@
 module Jekyll
   class ProofTagBlock < Liquid::Block
-
     def render(context)
       text = super
       "<span style=\"text-transform: uppercase; font-weight: bold; font-size: .75em;\">Proof</span> &nbsp; #{text} <span style=\"float:right;\">$\\square\\enspace$</span>"
     end
-
   end
 end
 
diff --git a/_plugins/singledollar.rb b/_plugins/singledollar.rb
index fe665ab..bb1f10c 100644
--- a/_plugins/singledollar.rb
+++ b/_plugins/singledollar.rb
@@ -4,16 +4,16 @@ require 'kramdown/parser/kramdown'
 require 'kramdown-parser-gfm'
 
 class Kramdown::Parser::GFMKatex < Kramdown::Parser::GFM
-    # Override inline math parser
-    @@parsers.delete(:inline_math)
+  # Override inline math parser
+  @@parsers.delete(:inline_math)
 
-    INLINE_MATH_START = /(\$+)([^\$]+)(\$+)/m
+  INLINE_MATH_START = /(\$+)([^\$]+)(\$+)/m
 
-    def parse_inline_math
-        start_line_number = @src.current_line_number
-        @src.pos += @src.matched_size
-        @tree.children << Element.new(:math, @src.matched[1..-2], nil, category: :span, location: start_line_number)
-    end
+  def parse_inline_math
+    start_line_number = @src.current_line_number
+    @src.pos += @src.matched_size
+    @tree.children << Element.new(:math, @src.matched[1..-2], nil, category: :span, location: start_line_number)
+  end
 
-    define_parser(:inline_math, INLINE_MATH_START, '\$')
+  define_parser(:inline_math, INLINE_MATH_START, '\$')
 end
-- 
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