#!/usr/bin/env ruby

require 'linguist'
require 'pygments'

stdin = ARGF.file

filename = stdin.readline.strip  # Read first line (filename).
contents = stdin.read            # Read rest (code).

detected = Linguist::FileBlob.new(filename).language

# Debugging
#puts "File #{filename}"
#puts "Code:
#{contents}"
#print "Language: "
#pp detected

html = Pygments.highlight(contents,
  :lexer => detected.name,
  :formatter => 'html',
  :options => {
    :encoding => 'utf-8',
    :linenos => 'table',
    :lineanchors => 'loc',
    :anchorlinenos => true})

puts html