CHECK: spaces preferred around that '+' (ctx:VxV)
ERROR: trailing whitespace
WARNING: Block comments use a trailing */ on a separate line
WARNING: line length of 105 exceeds 80 columns
WARNING: line length of 81 exceeds 80 columns
WARNING: line length of 83 exceeds 80 columns
WARNING: line length of 84 exceeds 80 columns
WARNING: line length of 86 exceeds 80 columns
WARNING: line length of 88 exceeds 80 columns
WARNING: line length of 95 exceeds 80 columns