[nongnu] elpa/adoc-mode e6b8e69843 090/199: bugfix: empty AsciiDoc attributes (e.g. [, ]) caused adoc-mode to enter infinite loop

[ELPA Syncer]

branch: elpa/adoc-mode
commit e6b8e6984360b69ba3e05012f04723fe91fe81db
Author: Philip Lord <phillip.lord@newcastle.ac.uk>
Commit: sensorflo <sensorflo@gmail.com>

    bugfix: empty AsciiDoc attributes (e.g. [,]) caused adoc-mode to enter 
infinite loop
---
 adoc-mode-test.el | 14 ++++++++++++++
 adoc-mode.el      |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/adoc-mode-test.el b/adoc-mode-test.el
index 3889e553da..68ca1efaa4 100644
--- a/adoc-mode-test.el
+++ b/adoc-mode-test.el
@@ -299,6 +299,20 @@ removed before TRANSFORM is evaluated.
     ;; multiple positional attributes
     "[" markup-meta-face "hello" markup-value-face "," markup-meta-face 
"world" markup-value-face "]" markup-meta-face "\n" nil                  
 
+    ;; multiple positional attributes, however one or both are empty (really 
empty or only one space)
+    "[" markup-meta-face "hello" markup-value-face ",]" markup-meta-face "\n" 
nil
+    "[" markup-meta-face "hello" markup-value-face "," markup-meta-face " " 
markup-value-face "]" markup-meta-face "\n" nil
+    "[," markup-meta-face "hello" markup-value-face "]" markup-meta-face "\n" 
nil
+    "[" markup-meta-face " " markup-value-face "," markup-meta-face "hello" 
markup-value-face "]" markup-meta-face "\n" nil
+    "[,]" markup-meta-face "\n" nil
+    "[," markup-meta-face " " markup-value-face "]" markup-meta-face "\n" nil
+    "[" markup-meta-face " " markup-value-face ",]" markup-meta-face "\n" nil
+    "[" markup-meta-face " " markup-value-face "," markup-meta-face " " 
markup-value-face "]" markup-meta-face "\n" nil
+
+    ;; zero positional attributes
+    "[]" markup-meta-face "\n" nil
+    "[" markup-meta-face " " markup-value-face "]" markup-meta-face "\n" nil
+
     ;; keyword attribute
     "[" markup-meta-face "salute" markup-attribute-face "=" markup-meta-face 
"hello" markup-value-face "]" markup-meta-face "\n" nil             
     ;; keyword attribute where value is a string
diff --git a/adoc-mode.el b/adoc-mode.el
index 474ef6e74f..2de6492396 100644
--- a/adoc-mode.el
+++ b/adoc-mode.el
@@ -1293,6 +1293,8 @@ text having adoc-reserved set to 'block-del."
                (face (adoc-attribute-elt-face pos-or-id (get-text-property 
(match-beginning 0) 'adoc-attribute-list))))
            (put-text-property (match-beginning group) (match-end group) 'face 
face))
          (when (numberp pos-or-id) (setq pos-or-id (1+ pos-or-id)))))))
+
+        (goto-char end2))))
   nil)
 
 (defun adoc-facespec-subscript ()