ini.js 2.9 KB

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  1. /**
  2. * @param {string} value
  3. * @returns {RegExp}
  4. * */
  5. /**
  6. * @param {RegExp | string } re
  7. * @returns {string}
  8. */
  9. function source(re) {
  10. if (!re) return null;
  11. if (typeof re === "string") return re;
  12. return re.source;
  13. }
  14. /**
  15. * @param {RegExp | string } re
  16. * @returns {string}
  17. */
  18. function lookahead(re) {
  19. return concat('(?=', re, ')');
  20. }
  21. /**
  22. * @param {...(RegExp | string) } args
  23. * @returns {string}
  24. */
  25. function concat(...args) {
  26. const joined = args.map((x) => source(x)).join("");
  27. return joined;
  28. }
  29. /**
  30. * Any of the passed expresssions may match
  31. *
  32. * Creates a huge this | this | that | that match
  33. * @param {(RegExp | string)[] } args
  34. * @returns {string}
  35. */
  36. function either(...args) {
  37. const joined = '(' + args.map((x) => source(x)).join("|") + ")";
  38. return joined;
  39. }
  40. /*
  41. Language: TOML, also INI
  42. Description: TOML aims to be a minimal configuration file format that's easy to read due to obvious semantics.
  43. Contributors: Guillaume Gomez <guillaume1.gomez@gmail.com>
  44. Category: common, config
  45. Website: https://github.com/toml-lang/toml
  46. */
  47. function ini(hljs) {
  48. var NUMBERS = {
  49. className: 'number',
  50. relevance: 0,
  51. variants: [
  52. { begin: /([\+\-]+)?[\d]+_[\d_]+/ },
  53. { begin: hljs.NUMBER_RE }
  54. ]
  55. };
  56. var COMMENTS = hljs.COMMENT();
  57. COMMENTS.variants = [
  58. {begin: /;/, end: /$/},
  59. {begin: /#/, end: /$/},
  60. ];
  61. var VARIABLES = {
  62. className: 'variable',
  63. variants: [
  64. { begin: /\$[\w\d"][\w\d_]*/ },
  65. { begin: /\$\{(.*?)}/ }
  66. ]
  67. };
  68. var LITERALS = {
  69. className: 'literal',
  70. begin: /\bon|off|true|false|yes|no\b/
  71. };
  72. var STRINGS = {
  73. className: "string",
  74. contains: [hljs.BACKSLASH_ESCAPE],
  75. variants: [
  76. { begin: "'''", end: "'''", relevance: 10 },
  77. { begin: '"""', end: '"""', relevance: 10 },
  78. { begin: '"', end: '"' },
  79. { begin: "'", end: "'" }
  80. ]
  81. };
  82. var ARRAY = {
  83. begin: /\[/, end: /\]/,
  84. contains: [
  85. COMMENTS,
  86. LITERALS,
  87. VARIABLES,
  88. STRINGS,
  89. NUMBERS,
  90. 'self'
  91. ],
  92. relevance:0
  93. };
  94. var BARE_KEY = /[A-Za-z0-9_-]+/;
  95. var QUOTED_KEY_DOUBLE_QUOTE = /"(\\"|[^"])*"/;
  96. var QUOTED_KEY_SINGLE_QUOTE = /'[^']*'/;
  97. var ANY_KEY = either(
  98. BARE_KEY, QUOTED_KEY_DOUBLE_QUOTE, QUOTED_KEY_SINGLE_QUOTE
  99. );
  100. var DOTTED_KEY = concat(
  101. ANY_KEY, '(\\s*\\.\\s*', ANY_KEY, ')*',
  102. lookahead(/\s*=\s*[^#\s]/)
  103. );
  104. return {
  105. name: 'TOML, also INI',
  106. aliases: ['toml'],
  107. case_insensitive: true,
  108. illegal: /\S/,
  109. contains: [
  110. COMMENTS,
  111. {
  112. className: 'section',
  113. begin: /\[+/, end: /\]+/
  114. },
  115. {
  116. begin: DOTTED_KEY,
  117. className: 'attr',
  118. starts: {
  119. end: /$/,
  120. contains: [
  121. COMMENTS,
  122. ARRAY,
  123. LITERALS,
  124. VARIABLES,
  125. STRINGS,
  126. NUMBERS
  127. ]
  128. }
  129. }
  130. ]
  131. };
  132. }
  133. module.exports = ini;