allow shift clicking on source lines to extend highlight

metacpan · Oct 7, 2015 · 23fe3e0 · 23fe3e0
1 parent bfe43ba
commit 23fe3e0
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/root/static/js/syntaxhighlighter.js b/root/static/js/syntaxhighlighter.js
@@ -218,9 +218,17 @@ $(function () {
                     // the the link.  instead, update the hash ourselves, but
                     // unset the id first so it doesn't scroll
                     e.preventDefault();
+
+                    var line = linenr;
+                    if (e.shiftKey && source.attr('data-line')) {
+                        var startLine = parseLines(source.attr('data-line'))[0];
+                        line = startLine < line ? startLine + '-' + line
+                                                : line + '-' + startLine;
+                    }
                     link.removeAttr('id');
-                    document.location.hash = '#' + id;
+                    document.location.hash = '#L' + line;
                     link.attr('id', id);
+                    source.attr('data-line', line);
                 });
             }
         });