Properly handle commented lines in BibTeX/BibLaTeX.

Closes #7668.

1 files changed, 36 insertions, 0 deletions

diff --git a/test/command/7668.md b/test/command/7668.md
new file mode 100644
index 000000000..6f85aa4de
--- /dev/null
+++ b/test/command/7668.md
@@ -0,0 +1,36 @@
+```
+% pandoc -f bibtex -t csljson
+%@Book{JW82,
+ author   = {Richard A. Johnson and Dean W. Wichern},
+ title    = {Applied Multivariate Statistical Analysis},
+ publisher= {Prentice-Hall},
+ year     = {1983}
+}
+@Book{JW83,
+  author = {Richard %A.
+    B. Johnson},
+%  title = {Multivariate Analysis},
+  year = "%
+  1983"
+}
+^D
+[
+  {
+    "author": [
+      {
+        "family": "Johnson",
+        "given": "Richard B."
+      }
+    ],
+    "id": "JW83",
+    "issued": {
+      "date-parts": [
+        [
+          1983
+        ]
+      ]
+    },
+    "type": "book"
+  }
+]
+```