Highlight syntax of input

slight.fish

#!/usr/bin/env fish

# Example: cat index.html | ./slight.fish html
#          cat main.c | ./slight.fish c

set -l syntax $argv[1]

exec kate-syntax-highlighter /dev/stdin \
    --syntax $syntax \
    --output-format ansi256Colors \
    --no-ansi-background \
    --theme Oblivion