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oasis-root

Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

dockerfile.lua (1418B)

    

  1. -- Copyright 2016-2024 Alejandro Baez (https://keybase.io/baez). See LICENSE.
  2. -- Dockerfile LPeg lexer.
  4. local lexer = lexer
  5. local P, S, B = lpeg.P, lpeg.S, lpeg.B
  7. local lex = lexer.new(..., {fold_by_indentation = true})
  9. -- Keywords.
  10. local keyword = lex:tag(lexer.KEYWORD, lex:word_match(lexer.KEYWORD))
  11. lex:add_rule('keyword', keyword)
  13. -- Identifiers.
  14. lex:add_rule('identifier', lex:tag(lexer.IDENTIFIER, lexer.word))
  16. -- Variable.
  17. lex:add_rule('variable',
  18. -B('\\') * lex:tag(lexer.OPERATOR, '$' * P('{')^-1) * lex:tag(lexer.VARIABLE, lexer.word))
  20. -- Strings.
  21. local sq_str = lexer.range("'", false, false)
  22. local dq_str = lexer.range('"')
  23. lex:add_rule('string', lex:tag(lexer.STRING, sq_str + dq_str))
  25. -- Comments.
  26. lex:add_rule('comment', lex:tag(lexer.COMMENT, lexer.to_eol('#')))
  28. -- Numbers.
  29. lex:add_rule('number', lex:tag(lexer.NUMBER, lexer.number))
  31. -- Operators.
  32. lex:add_rule('operator', lex:tag(lexer.OPERATOR, S('\\[],=:{}')))
  34. local bash = lexer.load('bash')
  35. local start_rule = #P('RUN') * keyword * bash:get_rule('whitespace')
  36. local end_rule = -B('\\') * #lexer.newline * lex:get_rule('whitespace')
  37. lex:embed(bash, start_rule, end_rule)
  39. -- Word lists.
  40. lex:set_word_list(lexer.KEYWORD, {
  41.   'ADD', 'ARG', 'CMD', 'COPY', 'ENTRYPOINT', 'ENV', 'EXPOSE', 'FROM', 'LABEL', 'MAINTAINER',
  42.   'ONBUILD', 'RUN', 'STOPSIGNAL', 'USER', 'VOLUME', 'WORKDIR'
  43. })
  45. lexer.property['scintillua.comment'] = '#'
  47. return lex