smalltalk.js 1.6 KB

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  1. /*
  2. Language: Smalltalk
  3. Description: Smalltalk is an object-oriented, dynamically typed reflective programming language.
  4. Author: Vladimir Gubarkov <xonixx@gmail.com>
  5. Website: https://en.wikipedia.org/wiki/Smalltalk
  6. */
  7. function smalltalk(hljs) {
  8. const VAR_IDENT_RE = '[a-z][a-zA-Z0-9_]*';
  9. const CHAR = {
  10. className: 'string',
  11. begin: '\\$.{1}'
  12. };
  13. const SYMBOL = {
  14. className: 'symbol',
  15. begin: '#' + hljs.UNDERSCORE_IDENT_RE
  16. };
  17. return {
  18. name: 'Smalltalk',
  19. aliases: [ 'st' ],
  20. keywords: [
  21. "self",
  22. "super",
  23. "nil",
  24. "true",
  25. "false",
  26. "thisContext"
  27. ],
  28. contains: [
  29. hljs.COMMENT('"', '"'),
  30. hljs.APOS_STRING_MODE,
  31. {
  32. className: 'type',
  33. begin: '\\b[A-Z][A-Za-z0-9_]*',
  34. relevance: 0
  35. },
  36. {
  37. begin: VAR_IDENT_RE + ':',
  38. relevance: 0
  39. },
  40. hljs.C_NUMBER_MODE,
  41. SYMBOL,
  42. CHAR,
  43. {
  44. // This looks more complicated than needed to avoid combinatorial
  45. // explosion under V8. It effectively means `| var1 var2 ... |` with
  46. // whitespace adjacent to `|` being optional.
  47. begin: '\\|[ ]*' + VAR_IDENT_RE + '([ ]+' + VAR_IDENT_RE + ')*[ ]*\\|',
  48. returnBegin: true,
  49. end: /\|/,
  50. illegal: /\S/,
  51. contains: [ { begin: '(\\|[ ]*)?' + VAR_IDENT_RE } ]
  52. },
  53. {
  54. begin: '#\\(',
  55. end: '\\)',
  56. contains: [
  57. hljs.APOS_STRING_MODE,
  58. CHAR,
  59. hljs.C_NUMBER_MODE,
  60. SYMBOL
  61. ]
  62. }
  63. ]
  64. };
  65. }
  66. export { smalltalk as default };