add chapter on Markdown and annotation

1 files changed, 29 insertions, 0 deletions

diff --git a/def_Paragraph.py b/def_Paragraph.py
new file mode 100755
index 0000000..3513315
--- /dev/null
+++ b/def_Paragraph.py
@@ -0,0 +1,29 @@
+#!/usr/bin/python3
+
+# Copyright 2025, Jonas Smedegaard <dr@jones.dk>
+# SPDX-License-Identifier: GPL-3+
+
+from os.path import basename, splitext
+from railroad import *
+
+Diagram(
+	Start("complex"),
+	NonTerminal("Words"),
+	ZeroOrMore(
+		Choice(0,
+			Sequence(
+				Optional(NonTerminal("SPACE")),
+				NonTerminal("NEWLINE"),
+				NonTerminal("Words")
+			),
+			Sequence(
+				NonTerminal("HardBreak"),
+				NonTerminal("Words")
+			)
+		)
+	),
+	NonTerminal("NEWLINE"),
+	OneOrMore(NonTerminal("NEWLINE")),
+	End("complex")
+).writeStandalone(
+	open(splitext(basename(__file__))[0] + ".svg", "w").write)