## Here is an example for nftables.

syntax nftables "\.(nft|nftables)$"

header "^#!.*(nft|nftables)"

comment "#"

# Objects and operations

color green "\<(chain|hook|policy|priority|ruleset|set|table|type|v?map)\>"

color green "\<(define|include)\>"

color red "\<(add|delete|flush|insert|remove|replace)\>"

# Families

color yellow "\<(arp|bridge|inet|ingress|ip6?|netdev)\>"

# Terminal statements

color red "\<(drop|reject)\>"

color brightblue "\<(accept|continue|(d|s)nat|goto|jump|masquerade|return)\>"

# Comments

color cyan "(^|[[:space:]])#.*$"

# Trailing whitespace

color ,green "[[:space:]]+$"

# Strings and others

color yellow ""(\\.|[^"])*"" "'(\\.|[^'])*'"

color green "[{}():;|`$<>!=&\\]" "(\]|\[)"

# Basic variable names

color brightred "(\$|@)[[:alpha:]_-][[:alnum:]_.-]*"