Do not attach margin_left string before phantom token

test/fixed.vader

@@ -19,3 +19,24 @@ Execute (Aligning lines with many delimiters should not fail):
   %EasyAlign*|
   AssertEqual (&maxfuncdepth + 1) * 3 - 2, len(getline(1))
 
+Given:
+  a  | b | c
+  aa | bb | cc
+
+Execute:
+  %EasyAlign*|iu0{'l':'<', 'r': '>'}
+
+Expect:
+  a <|>b <|>c
+  aa<|>bb<|>cc
+
+Given (Trailing delimiter):
+  a  | b | c |
+  aa | bb | cc |
+
+Execute:
+  %EasyAlign*|iu0{'l':'<', 'r': '>'}
+
+Expect:
+  a <|>b <|>c <|
+  aa<|>bb<|>cc<|