syntax "go" "\.go$"

# Conditionals and control flow
color statement "\b(break|case|continue|default|else|for|go|goto|if|range|return|switch)\b"
color statement "\b(package|import|const|var|type|struct|func|go|defer|iota)\b"
color statement "[-+/*=<>!~%&|^]|:="

# Types
color special "[a-zA-Z0-9]*\("
color brightyellow "(,|\.)"
color type "\b(u?int(8|16|32|64)?|float(32|64)|complex(64|128))\b"
color type "\b(uintptr|byte|rune|string|interface|bool|map|chan|error)\b"
color constant "\b(true|false|nil)\b"

# Brackets
color statement "(\{|\})"
color statement "(\(|\))"
color statement "(\[|\])"
color statement "!"
color statement ","

# Numbers and strings
color constant.number "\b([0-9]+|0x[0-9a-fA-F]*)\b|'.'"
color constant.string ""(\\.|[^"])*"|'(\\.|[^'])*'"
color constant.specialChar "\\[abfnrtv'\"\\]"
color constant.specialChar "\\([0-7]{3}|x[A-Fa-f0-9]{2}|u[A-Fa-f0-9]{4}|U[A-Fa-f0-9]{8})"
color constant.string "`[^`]*`"

# Comments & TODOs
color comment "(^|[[:space:]])//.*"
color comment start="/\*" end="\*/"
color todo "(TODO|XXX|FIXME):?"