doc: fix synopsis analysis logic

The synopsis analysis logic was not able to handle backslashes and stars
which are used in the synopsis of the git-rm command. This patch fixes the
issue by updating the regular expression used to match the keywords.

Signed-off-by: Jean-Noël Avila <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: jnavila

Documentation/asciidoc.conf.in

@@ -43,7 +43,7 @@ ifdef::doctype-book[]
 endif::doctype-book[]
 
 [literal-inlinemacro]
-{eval:re.sub(r'(&lt;[-a-zA-Z0-9.]+&gt;)', r'<emphasis>\1</emphasis>', re.sub(r'([\[\s|()>]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,\/_^\$]+\.?)+)',r'\1<literal>\2</literal>', re.sub(r'(\.\.\.?)([^\]$.])', r'<literal>\1</literal>\2', macros.passthroughs[int(attrs['passtext'][1:-1])] if attrs['passtext'][1:-1].isnumeric() else attrs['passtext'][1:-1])))}
+{eval:re.sub(r'(&lt;[-a-zA-Z0-9.]+&gt;)', r'<emphasis>\1</emphasis>', re.sub(r'([\[\s|()>]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,\\\*\/_^\$]+\.?)+)',r'\1<literal>\2</literal>', re.sub(r'(\.\.\.?)([^\]$.])', r'<literal>\1</literal>\2', macros.passthroughs[int(attrs['passtext'][1:-1])] if attrs['passtext'][1:-1].isnumeric() else attrs['passtext'][1:-1])))}
 
 endif::backend-docbook[]
 
@@ -75,18 +75,18 @@ git-relative-html-prefix=
 <a href="{git-relative-html-prefix}{target}.html">{target}{0?({0})}</a>
 
 [literal-inlinemacro]
-{eval:re.sub(r'(&lt;[-a-zA-Z0-9.]+&gt;)', r'<em>\1</em>', re.sub(r'([\[\s|()>]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,\/_^\$]+\.?)+)',r'\1<code>\2</code>', re.sub(r'(\.\.\.?)([^\]$.])', r'<code>\1</code>\2', macros.passthroughs[int(attrs['passtext'][1:-1])] if attrs['passtext'][1:-1].isnumeric() else attrs['passtext'][1:-1])))}
+{eval:re.sub(r'(&lt;[-a-zA-Z0-9.]+&gt;)', r'<em>\1</em>', re.sub(r'([\[\s|()>]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,\\\*\/_^\$]+\.?)+)',r'\1<code>\2</code>', re.sub(r'(\.\.\.?)([^\]$.])', r'<code>\1</code>\2', macros.passthroughs[int(attrs['passtext'][1:-1])] if attrs['passtext'][1:-1].isnumeric() else attrs['passtext'][1:-1])))}
 
 endif::backend-xhtml11[]
 
 ifdef::backend-docbook[]
 ifdef::doctype-manpage[]
 [paradef-default]
-synopsis-style=template="verseparagraph",filter="sed 's!&#8230;\\(\\]\\|$\\)!<phrase>\\0</phrase>!g;s!\\([\\[ |()]\\|^\\|\\]\\|&gt;\\)\\([-=a-zA-Z0-9:+@,\\/_^\\$.]\\+\\|&#8230;\\)!\\1<literal>\\2</literal>!g;s!&lt;[-a-zA-Z0-9.]\\+&gt;!<emphasis>\\0</emphasis>!g'"
+synopsis-style=template="verseparagraph",filter="sed 's!&#8230;\\(\\]\\|$\\)!<phrase>\\0</phrase>!g;s!\\([\\[ |()]\\|^\\|\\]\\|&gt;\\)\\([-=a-zA-Z0-9:+@,\\/_^\\$.\\\\\\*]\\+\\|&#8230;\\)!\\1<literal>\\2</literal>!g;s!&lt;[-a-zA-Z0-9.]\\+&gt;!<emphasis>\\0</emphasis>!g'"
 endif::doctype-manpage[]
 endif::backend-docbook[]
 
 ifdef::backend-xhtml11[]
 [paradef-default]
-synopsis-style=template="verseparagraph",filter="sed 's!&#8230;\\(\\]\\|$\\)!<span>\\0</span>!g;s!\\([\\[ |()]\\|^\\|\\]\\|&gt;\\)\\([-=a-zA-Z0-9:+@,\\/_^\\$.]\\+\\|&#8230;\\)!\\1<code>\\2</code>!g;s!&lt;[-a-zA-Z0-9.]\\+&gt;!<em>\\0</em>!g'"
+synopsis-style=template="verseparagraph",filter="sed 's!&#8230;\\(\\]\\|$\\)!<span>\\0</span>!g;s!\\([\\[ |()]\\|^\\|\\]\\|&gt;\\)\\([-=a-zA-Z0-9:+@,\\/_^\\$.\\\\\\*]\\+\\|&#8230;\\)!\\1<code>\\2</code>!g;s!&lt;[-a-zA-Z0-9.]\\+&gt;!<em>\\0</em>!g'"
 endif::backend-xhtml11[]

Documentation/asciidoctor-extensions.rb.in

@@ -50,7 +50,7 @@ module Git
       def process parent, reader, attrs
         outlines = reader.lines.map do |l|
           l.gsub(/(\.\.\.?)([^\]$.])/, '`\1`\2')
-           .gsub(%r{([\[\] |()>]|^)([-a-zA-Z0-9:+=~@,/_^\$]+)}, '\1{empty}`\2`{empty}')
+           .gsub(%r{([\[\] |()>]|^)([-a-zA-Z0-9:+=~@,/_^\$\\\*]+)}, '\1{empty}`\2`{empty}')
            .gsub(/(<[-a-zA-Z0-9.]+>)/, '__\\1__')
            .gsub(']', ']{empty}')
         end
@@ -72,7 +72,7 @@ module Git
           %(<inlineequation><alt><![CDATA[#{equation = node.text}]]></alt><mathphrase><![CDATA[#{equation}]]></mathphrase></inlineequation>)
         elsif type == :monospaced
           node.text.gsub(/(\.\.\.?)([^\]$.])/, '<literal>\1</literal>\2')
-              .gsub(%r{([\[\s|()>.]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,/_^\$]+\.{0,2})+)}, '\1<literal>\2</literal>')
+              .gsub(%r{([\[\s|()>.]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,/_^\$\\\*]+\.{0,2})+)}, '\1<literal>\2</literal>')
               .gsub(/(&lt;[-a-zA-Z0-9.]+&gt;)/, '<emphasis>\1</emphasis>')
         else
           open, close, supports_phrase = QUOTE_TAGS[type]
@@ -100,7 +100,7 @@ module Git
       def convert_inline_quoted node
         if node.type == :monospaced
           node.text.gsub(/(\.\.\.?)([^\]$.])/, '<code>\1</code>\2')
-              .gsub(%r{([\[\s|()>.]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,/_^\$]+\.{0,2})+)}, '\1<code>\2</code>')
+              .gsub(%r{([\[\s|()>.]|^|\]|&gt;)(\.?([-a-zA-Z0-9:+=~@,/_^\$\\\*]+\.{0,2})+)}, '\1<code>\2</code>')
               .gsub(/(&lt;[-a-zA-Z0-9.]+&gt;)/, '<em>\1</em>')
 
         else