1 files changed, 23 insertions, 0 deletions
diff --git a/docs/lib/sql_role.py b/docs/lib/sql_role.py
new file mode 100644
index 0000000..a40c9f4
--- /dev/null
+++ b/docs/lib/sql_role.py
@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+"""
+    sql role
+    ~~~~~~~~
+
+    An interpreted text role to style SQL syntax in Psycopg documentation.
+
+    :copyright: Copyright 2010 by Daniele Varrazzo.
+    :copyright: Copyright 2020 The Psycopg Team.
+"""
+
+from docutils import nodes, utils
+from docutils.parsers.rst import roles
+
+
+def sql_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
+    text = utils.unescape(text)
+    options["classes"] = ["sql"]
+    return [nodes.literal(rawtext, text, **options)], []
+
+
+def setup(app):
+    roles.register_local_role("sql", sql_role)