weblint version (return code: 0)
version (:1) <body> tag is required
version (:1) <head> tag is required
version (:1) <html> tag is required
version (:1) <title> tag is required
weblint --help (return code: 1)
weblint v2.22
Usage: weblint [filename or url]... (filename - reads STDIN)
--help This message
--context[=n] Show the offending line (and n surrounding lines)
Error types: (default: all on)
--[no]structure Structural issues, like unclosed tag pairs
--[no]helper Helper issues, like missing HEIGHT & WIDTH
--[no]fluff Fluff that can be removed, like bad tag attributes
--only Turns off all other error types, as in --only --fluff