CHECK: Comparison to NULL could be written "!regex"
CHECK: No space is necessary after a cast
CHECK: spaces preferred around that '|' (ctx:VxV)
WARNING: Missing a blank line after declarations
WARNING: line length of 104 exceeds 80 columns
WARNING: line length of 116 exceeds 80 columns
WARNING: line length of 81 exceeds 80 columns
WARNING: line length of 84 exceeds 80 columns
WARNING: line length of 86 exceeds 80 columns
WARNING: line length of 90 exceeds 80 columns
WARNING: line length of 91 exceeds 80 columns
WARNING: line length of 92 exceeds 80 columns
WARNING: line length of 93 exceeds 80 columns
WARNING: line length of 94 exceeds 80 columns
WARNING: line length of 96 exceeds 80 columns
WARNING: line length of 97 exceeds 80 columns
WARNING: line length of 98 exceeds 80 columns
WARNING: space prohibited between function name and open parenthesis '('