engineeringresumes: update Header.j2.tex to make connection seperator disappear at the line breaks

rendercv/themes/engineeringresumes/Header.j2.tex

@@ -1,8 +1,9 @@
-\makeatletter
-\newcommand{\test}{%
-  \@ifnextchar\par{A}{B}%
+\newcommand{\AND}{\unskip
+    \cleaders\copy\ANDbox\hskip\wd\ANDbox
+    \ignorespaces
 }
-\makeatother
+\newsavebox\ANDbox
+\sbox\ANDbox{$|$}
 
 ((* if design.show_last_updated_date *))
 \placelastupdatedtext
@@ -15,12 +16,18 @@
 
     \normalsize
     ((* for connection in cv.connections *))
-    \mbox{\href{<<connection["url"]>>}{<<connection["clean_url"]>>}}
-    \hspace*{<<design.margins.header.horizontal_between_connections|divide_length_by(2)>>}
+    \mbox{
+        ((* if connection["url"] *))
+        \href{<<connection["url"]>>}{<<connection["clean_url"]>>}
+        ((* else *))
+        <<connection["placeholder"]>>
+        ((* endif *))
+    }
+    \kern <<design.margins.header.horizontal_between_connections|divide_length_by(2)>>
     ((* if not loop.last *))
-    $|$
+    \AND
     ((* endif *))
-    \hspace*{<<design.margins.header.horizontal_between_connections|divide_length_by(2)>>}
+    \kern <<design.margins.header.horizontal_between_connections|divide_length_by(2)>>
     ((* endfor *))
 \end{header}