1 files changed, 79 insertions, 0 deletions
diff --git a/pygments/lexers/scdoc.py b/pygments/lexers/scdoc.py
new file mode 100644
index 0000000..f670d33
--- /dev/null
+++ b/pygments/lexers/scdoc.py
@@ -0,0 +1,79 @@
+"""
+    pygments.lexers.scdoc
+    ~~~~~~~~~~~~~~~~~~~~~
+
+    Lexer for scdoc, a simple man page generator.
+
+    :copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+import re
+
+from pygments.lexer import RegexLexer, include, bygroups, using, this
+from pygments.token import Text, Comment, Keyword, String, Generic
+
+__all__ = ['ScdocLexer']
+
+
+class ScdocLexer(RegexLexer):
+    """
+    `scdoc` is a simple man page generator for POSIX systems written in C99.
+
+    .. versionadded:: 2.5
+    """
+    name = 'scdoc'
+    url = 'https://git.sr.ht/~sircmpwn/scdoc'
+    aliases = ['scdoc', 'scd']
+    filenames = ['*.scd', '*.scdoc']
+    flags = re.MULTILINE
+
+    tokens = {
+        'root': [
+            # comment
+            (r'^(;.+\n)', bygroups(Comment)),
+
+            # heading with pound prefix
+            (r'^(#)([^#].+\n)', bygroups(Generic.Heading, Text)),
+            (r'^(#{2})(.+\n)', bygroups(Generic.Subheading, Text)),
+            # bulleted lists
+            (r'^(\s*)([*-])(\s)(.+\n)',
+            bygroups(Text, Keyword, Text, using(this, state='inline'))),
+            # numbered lists
+            (r'^(\s*)(\.+\.)( .+\n)',
+            bygroups(Text, Keyword, using(this, state='inline'))),
+            # quote
+            (r'^(\s*>\s)(.+\n)', bygroups(Keyword, Generic.Emph)),
+            # text block
+            (r'^(```\n)([\w\W]*?)(^```$)', bygroups(String, Text, String)),
+
+            include('inline'),
+        ],
+        'inline': [
+            # escape
+            (r'\\.', Text),
+            # underlines
+            (r'(\s)(_[^_]+_)(\W|\n)', bygroups(Text, Generic.Emph, Text)),
+            # bold
+            (r'(\s)(\*[^*]+\*)(\W|\n)', bygroups(Text, Generic.Strong, Text)),
+            # inline code
+            (r'`[^`]+`', String.Backtick),
+
+            # general text, must come last!
+            (r'[^\\\s]+', Text),
+            (r'.', Text),
+        ],
+    }
+
+    def analyse_text(text):
+        """This is very similar to markdown, save for the escape characters
+        needed for * and _."""
+        result = 0
+
+        if '\\*' in text:
+            result += 0.01
+
+        if '\\_' in text:
+            result += 0.01
+
+        return result