filetype: dockerfile

detect: 
    filename: "Dockerfile[^/]*$|\\.dockerfile$"

rules:
    - statement: "^(FROM|MAINTAINER|RUN|CMD|LABEL|EXPOSE|ENV|ADD|COPY|ENTRYPOINT|VOLUME|USER|WORKDIR|ONBUILD|ARG|HEALTHCHECK|STOPSIGNAL|SHELL)[[:space:]]"
    - symbol.brackets: "(\\(|\\)|\\[|\\])"
    - special: "&&"
    - comment: "^[[:space:]]*#.*$"
    - constant.string: "'([^']|(\\\\'))*'|%[qw]\\{[^}]*\\}|%[qw]\\([^)]*\\)|%[qw]<[^>]*>|%[qw]\\[[^]]*\\]|%[qw]\\$[^$]*\\$|%[qw]\\^[^^]*\\^|%[qw]![^!]*!"
    - constant.string: "\"([^\"]|(\\\\\"))*\"|%[QW]?\\{[^}]*\\}|%[QW]?\\([^)]*\\)|%[QW]?<[^>]*>|%[QW]?\\[[^]]*\\]|%[QW]?\\$[^$]*\\$|%[QW]?\\^[^^]*\\^|%[QW]?![^!]*!"