4 filename: "(Dockerfile[^/]*$|\\.dockerfile$)"
8 - type.keyword: "(?i)^(FROM|MAINTAINER|RUN|CMD|LABEL|EXPOSE|ENV|ADD|COPY|ENTRYPOINT|VOLUME|USER|WORKDIR|ONBUILD|ARG|HEALTHCHECK|STOPSIGNAL|SHELL)[[:space:]]"
10 ## Brackets & parenthesis
11 - statement: "(\\(|\\)|\\[|\\])"
21 - todo: "(TODO|XXX|FIXME):?"
28 - constant.specialChar: "\\\\."
35 - constant.specialChar: "\\\\."