← Back
Editing: dockerfile.jsf
# Barebones Dockerfile syntax for JOE. Doesn't handle more sophisticated sh syntax. =Idle =Command +Statement +Keyword =Comment =Constant =String +Constant =Ident =Escape =Brace =StringEscape +Escape =Variable +DefinedIdent # Start of line is special :start Idle * idle " \t" start "#" comment noeat "A-Za-z" command buffer noeat "\n" start # Comments between commands :comment Comment comment * comment "BFHNTX" comment noeat call=comment_todo.comment_todo() "\n" start # Comments in the middle of a command :comment_idle Comment comment * comment_idle "\n" idle # Start of line in the middle of "idle" mode (skips command recognition in case a comment # comes in the middle of a RUN) :start_idle Idle * idle noeat "#" comment_idle recolor=-1 # Generic middle-of-a-command :idle Idle * idle "$" idle recolor=-1 call=.variable() "\n" start "\\" escape recolor=-1 :escape Escape * idle recolor=-2 noeat "\\\"" idle "\r" escape "\n" start_idle :command Idle * idle noeat istrings "FROM" from "MAINTAINER" string_command "RUN" list_command "CMD" list_command "LABEL" label "EXPOSE" generic_command "ENV" generic_command "ADD" list_command "COPY" list_command "ENTRYPOINT" list_command "VOLUME" list_command "USER" string_command "WORKDIR" string_command "ARG" generic_command "ONBUILD" generic_command "STOPSIGNAL" generic_command done "a-zA-Z" command # EXPOSE, ENV, ARG, ONBUILD, STOPSIGNAL :generic_command Command * idle # MAINTAINER, USER, WORKDIR :string_command Command * string_command_data :string_command_data Constant * string_command_data "$" string_command_data recolor=-1 call=.variable() "\n" start # FROM :from Command * from_image noeat :from_image Constant * from_image ":@" from_tag noeat "\n" start :from_tag Idle * from_tag "\n" start # RUN, CMD, ADD, COPY, ENTRYPOINT, VOLUME :list_command Command * idle noeat " \t" list_command "[" array noeat "\n" start :array Idle * array "[]" bracket noeat "\"'" array recolor=-1 call=.string() save_c "\n" start :comma Idle * array noeat :bracket Brace "]" idle "[" array # LABEL :label Command * label_key "\n" start :label_key Variable * label_key "=" label_value noeat "\n" start :label_value Constant * label_value "\"" label_value recolor=-1 call=.string() save_c "\n" start .subr variable :variable Variable * variable recolor=-2 return noeat "A-Za-z_" variable_name "{" variable_long :variable_name Variable * variable_name return noeat "A-Za-z0-9_" variable_name :variable_long Variable * variable_long & variable return noeat "\n" variable return noeat "}" variable return ":" variable_after :variable_after Idle * variable_after & variable_after return noeat "}" variable_long noeat .end .subr string :string String string * string & string return "\n" string return noeat "\\" string_escape recolor=-1 "$" string recolor=-1 call=.variable() :string_escape StringEscape string * string .end
Save File
Cancel