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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

bibtex.lua (1596B)

    

  1. -- Copyright 2006-2024 Mitchell. See LICENSE.
  2. -- Bibtex LPeg lexer.
  4. local lexer = lexer
  5. local P, S = lpeg.P, lpeg.S
  7. local lex = lexer.new(...)
  9. -- Fields.
  10. lex:add_rule('field', lex:tag(lexer.VARIABLE_BUILTIN, lex:word_match(lexer.VARIABLE_BUILTIN, true)))
  12. -- Identifiers.
  13. lex:add_rule('identifier', lex:tag(lexer.IDENTIFIER, lexer.word))
  15. -- Strings.
  16. local dq_str = lexer.range('"')
  17. local br_str = lexer.range('{', '}', false, false, true)
  18. lex:add_rule('string', lex:tag(lexer.STRING, dq_str + br_str))
  20. -- Operators.
  21. lex:add_rule('operator', lex:tag(lexer.OPERATOR, S(',=')))
  23. -- Embedded in Latex.
  24. local latex = lexer.load('latex')
  26. -- Embedded Bibtex.
  27. local entry = lex:tag(lexer.PREPROCESSOR, '@' * lex:word_match('entry', true))
  28. local bibtex_start_rule = entry * lex:get_rule('whitespace')^0 * lex:tag(lexer.OPERATOR, '{')
  29. local bibtex_end_rule = lex:tag(lexer.OPERATOR, '}')
  30. latex:embed(lex, bibtex_start_rule, bibtex_end_rule)
  32. -- Word lists.
  33. lex:set_word_list(lexer.VARIABLE_BUILTIN, {
  34.   'author', 'title', 'journal', 'year', 'volume', 'number', 'pages', 'month', 'note', 'key',
  35.   'publisher', 'editor', 'series', 'address', 'edition', 'howpublished', 'booktitle',
  36.   'organization', 'chapter', 'school', 'institution', 'type', 'isbn', 'issn', 'affiliation',
  37.   'issue', 'keyword', 'url'
  38. })
  40. lex:set_word_list('entry', {
  41.   'string', --
  42.   'book', 'article', 'booklet', 'conference', 'inbook', 'incollection', 'inproceedings', 'manual',
  43.   'mastersthesis', 'lambda', 'misc', 'phdthesis', 'proceedings', 'techreport', 'unpublished'
  44. })
  46. lexer.property['scintillua.comment'] = '%'
  48. return lex