diff options
-rw-r--r-- | pygments/lexers/configs.py | 22 | ||||
-rw-r--r-- | tests/examplefiles/docker.docker | 33 |
2 files changed, 45 insertions, 10 deletions
diff --git a/pygments/lexers/configs.py b/pygments/lexers/configs.py index c39b1a52..4af2adb6 100644 --- a/pygments/lexers/configs.py +++ b/pygments/lexers/configs.py @@ -15,6 +15,7 @@ from pygments.lexer import RegexLexer, default, words, bygroups, include, using from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ Number, Punctuation, Whitespace, Literal from pygments.lexers.shell import BashLexer +from pygments.lexers.data import JsonLexer __all__ = ['IniLexer', 'RegeditLexer', 'PropertiesLexer', 'KconfigLexer', 'Cfengine3Lexer', 'ApacheConfLexer', 'SquidConfLexer', @@ -539,20 +540,25 @@ class DockerLexer(RegexLexer): filenames = ['Dockerfile', '*.docker'] mimetypes = ['text/x-dockerfile-config'] - _keywords = (r'(?:FROM|MAINTAINER|CMD|EXPOSE|ENV|ADD|ENTRYPOINT|' - r'VOLUME|WORKDIR)') - + _keywords = (r'(?:FROM|MAINTAINER|EXPOSE|WORKDIR|USER|STOPSIGNAL)') + _bash_keywords = (r'(?:RUN|CMD|ENTRYPOINT|ENV|ARG|LABEL|ADD|COPY)') + _lb = r'(?:\s*\\?\s*)' # dockerfile line break regex flags = re.IGNORECASE | re.MULTILINE tokens = { 'root': [ - (r'^(ONBUILD)(\s+)(%s)\b' % (_keywords,), - bygroups(Name.Keyword, Whitespace, Keyword)), - (r'^(%s)\b(.*)' % (_keywords,), bygroups(Keyword, String)), (r'#.*', Comment), - (r'RUN', Keyword), # Rest of line falls through + (r'(ONBUILD)(%s)' % (_lb,), bygroups(Keyword, using(BashLexer))), + (r'(HEALTHCHECK)((%s--\w+=\w+%s)*)' % (_lb, _lb), + bygroups(Keyword, using(BashLexer))), + (r'(VOLUME|ENTRYPOINT|CMD|SHELL)(%s)(\[.*?\])' % (_lb,), + bygroups(Keyword, using(BashLexer), using(JsonLexer))), + (r'(LABEL|ENV|ARG)((%s\w+=\w+%s)*)' % (_lb, _lb), + bygroups(Keyword, using(BashLexer))), + (r'(%s|VOLUME)\b(.*)' % (_keywords), bygroups(Keyword, String)), + (r'(%s)' % (_bash_keywords,), Keyword), (r'(.*\\\n)*.+', using(BashLexer)), - ], + ] } diff --git a/tests/examplefiles/docker.docker b/tests/examplefiles/docker.docker index d65385b6..1ae3c3a1 100644 --- a/tests/examplefiles/docker.docker +++ b/tests/examplefiles/docker.docker @@ -1,5 +1,34 @@ -maintainer First O'Last +FROM alpine:3.5 +MAINTAINER First O'Last +# comment run echo \ 123 $bar -# comment +RUN apk --update add rsync dumb-init + +# Test env with both syntax +ENV FOO = "BAR" +ENV FOO \ + "BAR" + +COPY foo "bar" +COPY foo \ + "bar" + +HEALTHCHECK \ + --interval=5m --timeout=3s \ + CMD curl -f http://localhost/ || exit 1 + +# ONBUILD keyword, then with linebreak +ONBUILD ADD . /app/src +ONBUILD \ + RUN echo 123 $bar + +# Potential JSON array parsing, mixed with linebreaks +VOLUME \ + /foo +VOLUME \ + ["/bar"] +VOLUME ["/bar"] +VOLUME /foo +CMD ["foo", "bar"] |