## 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:]_.-]*"
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