lexer: fix infinite loop when parsing regexp literal at EOF

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/custom/03_bugs/16_hang_on_regexp_at_eof b/tests/custom/03_bugs/16_hang_on_regexp_at_eof
new file mode 100644
index 0000000..d8702ca
--- /dev/null
+++ b/tests/custom/03_bugs/16_hang_on_regexp_at_eof
@@ -0,0 +1,9 @@
+When parsing a regexp literal at the end of the source buffer, the lexer
+ended up in an infinite loop watining for a non-flag character.
+
+-- Expect stdout --
+-- End --
+
+-- Testcase --
+{% /a/
+-- End (no-eol) --