From eb6b5ef87a762a2480981b616a49cf0bba617daf Mon Sep 17 00:00:00 2001
From: Dennis Brakhane <brakhane@gmail.com>
Date: Sat, 5 Feb 2022 19:12:21 +0100
Subject: [PATCH] Add support for enum.Flag in ReprHighlighter

enum.Flag allows more than one bit to be set, and its repr will show
something like <Permission.READ|WRITE: 3>.

For this to display correctly, we need to add the pipe symbol to the
tag regex.
---
 rich/highlighter.py       |  2 +-
 tests/test_highlighter.py | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/rich/highlighter.py b/rich/highlighter.py
index 8afdd017..e2ef9d7b 100644
--- a/rich/highlighter.py
+++ b/rich/highlighter.py
@@ -81,7 +81,7 @@ class ReprHighlighter(RegexHighlighter):
 
     base_style = "repr."
     highlights = [
-        r"(?P<tag_start>\<)(?P<tag_name>[\w\-\.\:]*)(?P<tag_contents>[\w\W]*?)(?P<tag_end>\>)",
+        r"(?P<tag_start>\<)(?P<tag_name>[\w\-\.\:\|]*)(?P<tag_contents>[\w\W]*?)(?P<tag_end>\>)",
         r"(?P<attrib_name>[\w_]{1,50})=(?P<attrib_value>\"?[\w_]+\"?)?",
         r"(?P<brace>[\{\[\(\)\]\}])",
         _combine_regex(
diff --git a/tests/test_highlighter.py b/tests/test_highlighter.py
index 99793723..c5303b5c 100644
--- a/tests/test_highlighter.py
+++ b/tests/test_highlighter.py
@@ -40,6 +40,16 @@ highlight_tests = [
             Span(4, 9, "repr.str"),
         ],
     ),
+    (
+        "<Permission.WRITE|READ: 3>",
+        [
+            Span(0, 1, "repr.tag_start"),
+            Span(1, 23, "repr.tag_name"),
+            Span(23, 25, "repr.tag_contents"),
+            Span(25, 26, "repr.tag_end"),
+            Span(24, 25, "repr.number"),
+        ],
+    ),
     ("( )", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),
     ("[ ]", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),
     ("{ }", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),