# HG changeset patch
# User Franz Glasner <fzglas.hg@dom66.de>
# Date 1777533635 -7200
# Node ID 27e12387154d519d1353a33de8c1bcd4159a965d
# Parent  711f8d19e27a73cde4a7f3efa0f1c217eb08b85c
FIX: Handle escape character more thoroughly: also explicitely handle "\\"

diff -r 711f8d19e27a -r 27e12387154d pygments_lexer_pseudocode2/algpseudocode.py
--- a/pygments_lexer_pseudocode2/algpseudocode.py	Wed Apr 29 12:43:28 2026 +0200
+++ b/pygments_lexer_pseudocode2/algpseudocode.py	Thu Apr 30 09:20:35 2026 +0200
@@ -197,12 +197,14 @@
         "entity-name": [      # may be multiline
             (r"[^\\}]+", Name.Entity),
             (r"\\\}", LexBase.op_fixed(Name.Entity, "}")),
+            (r"\\\\", LexBase.op_fixed(Name.Entity, "\\")),
             (r"\\", LexBase.op_fixed(Name.Entity, "\\")),
             (r"\}", LexBase.op_ignore, "#pop"),
         ],
         "entity-name-end": [  # may be multiline -- suppressed if no_end
             (r"[^\\}]+", op_opt_ignore(Name.Entity)),
             (r"\\\}", op_opt_ignore_or_fixed(Name.Entity, "}")),
+            (r"\\\\", op_opt_ignore_or_fixed(Name.Entity, "\\")),
             (r"\\", op_opt_ignore_or_fixed(Name.Entity, "\\")),
             (r"\}", LexBase.op_ignore, "#pop"),
         ],
@@ -220,6 +222,8 @@
             (r"\}", LexBase.op_ignore, "#pop"),
             (r"\n", Whitespace),
             include("expr-in-braces"),
+            (r"\\\\", LexBase.op_fixed(Text, "\\")),
+            (r"\\", LexBase.op_fixed(Text, "\\")),
             (r"\s+", Text),
         ],
         "expr-in-braces": [
diff -r 711f8d19e27a -r 27e12387154d tests/test_algpseudo.py
--- a/tests/test_algpseudo.py	Wed Apr 29 12:43:28 2026 +0200
+++ b/tests/test_algpseudo.py	Thu Apr 30 09:20:35 2026 +0200
@@ -362,6 +362,23 @@
              ],
             pygments.lex(r"\block{\text{a b c}}", self.lexer))
 
+    def test_block_with_escaped_text(self):
+        self.assertTokenStreamEqualComplete(
+            [("Text", "◆"),
+             ("Text.Whitespace", " "),
+             ("Text", "\\"),
+             ("Name.Entity", "text"),
+             ("Punctuation", "{"),
+             ("Name.Entity", "a"),
+             ("Text", " "),
+             ("Name.Entity", "b"),
+             ("Text", " "),
+             ("Name.Entity", "c"),
+             ("Punctuation", "}"),
+             ("Text.Whitespace", "\n"),
+             ],
+            pygments.lex(r"\block{\\text{a b c\}}", self.lexer))
+
     def test_block(self):
         self.assertTokenStreamEqualComplete(
             [("Text", "◆"),