#!/usr/bin/awk -f

BEGIN { if (length(ARGV) < 2) exit 0 }

/<script/ { script=FILENAME }
/<\/script/ { script="" }

/;\s*$/ && (FILENAME !~ /.html$/ || script == FILENAME) {
  printf("%s:%d: no semicolons, please\n", FILENAME, FNR)
  warns++
}
/\t/ {
  printf("%s:%d: use spaces instead of tabs\n", FILENAME, FNR)
  warns++
}

END { if (warns) exit 1 }