semantic_default.js 3.8 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", { value: true });
  3. exports.SemanticMeaningCollator = exports.SemanticNodeCollator = exports.SemanticDefault = void 0;
  4. const SemanticAttr = require("./semantic_attr.js");
  5. const semantic_ordering_js_1 = require("./semantic_ordering.js");
  6. function key(symbol, font) {
  7. return symbol.match(/^.+:.+$/) || !font ? symbol : symbol + ':' + font;
  8. }
  9. class SemanticDefault extends Map {
  10. set(symbol, meaning) {
  11. super.set(key(symbol, meaning.font), meaning);
  12. return this;
  13. }
  14. setNode(node) {
  15. this.set(node.textContent, node.meaning());
  16. }
  17. get(symbol, font = null) {
  18. return super.get(key(symbol, font));
  19. }
  20. getNode(node) {
  21. return this.get(node.textContent, node.font);
  22. }
  23. }
  24. exports.SemanticDefault = SemanticDefault;
  25. class SemanticCollator extends Map {
  26. add(symbol, entry) {
  27. const list = this.get(symbol);
  28. if (list) {
  29. list.push(entry);
  30. }
  31. else {
  32. super.set(symbol, [entry]);
  33. }
  34. }
  35. get(symbol, font = null) {
  36. return super.get(key(symbol, font));
  37. }
  38. getNode(node) {
  39. return this.get(node.textContent, node.font);
  40. }
  41. minimize() {
  42. for (const [key, entry] of this) {
  43. if (entry.length === 1) {
  44. this.delete(key);
  45. }
  46. }
  47. }
  48. isMultiValued() {
  49. for (const value of this.values()) {
  50. if (value.length > 1) {
  51. return true;
  52. }
  53. }
  54. return false;
  55. }
  56. }
  57. class SemanticNodeCollator extends SemanticCollator {
  58. add(symbol, entry) {
  59. super.add(key(symbol, entry.font), entry);
  60. }
  61. addNode(node) {
  62. this.add(node.textContent, node);
  63. }
  64. toString() {
  65. const outer = [];
  66. for (const [key, nodes] of this) {
  67. const length = Array(key.length + 3).join(' ');
  68. const inner = nodes.map((node) => node.toString()).join('\n' + length);
  69. outer.push(key + ': ' + inner);
  70. }
  71. return outer.join('\n');
  72. }
  73. collateMeaning() {
  74. const collator = new SemanticMeaningCollator();
  75. for (const [key, val] of this) {
  76. collator.set(key, val.map((node) => node.meaning()));
  77. }
  78. return collator;
  79. }
  80. }
  81. exports.SemanticNodeCollator = SemanticNodeCollator;
  82. class SemanticMeaningCollator extends SemanticCollator {
  83. add(symbol, entry) {
  84. const list = this.get(symbol, entry.font);
  85. if (!list ||
  86. !list.find(function (x) {
  87. return SemanticAttr.equal(x, entry);
  88. })) {
  89. super.add(key(symbol, entry.font), entry);
  90. }
  91. }
  92. addNode(node) {
  93. this.add(node.textContent, node.meaning());
  94. }
  95. toString() {
  96. const outer = [];
  97. for (const [key, nodes] of this) {
  98. const length = Array(key.length + 3).join(' ');
  99. const inner = nodes
  100. .map((node) => `{type: ${node.type}, role: ${node.role}, font: ${node.font}}`)
  101. .join('\n' + length);
  102. outer.push(key + ': ' + inner);
  103. }
  104. return outer.join('\n');
  105. }
  106. reduce() {
  107. for (const [key, val] of this) {
  108. if (val.length !== 1) {
  109. this.set(key, (0, semantic_ordering_js_1.reduce)(val));
  110. }
  111. }
  112. }
  113. default() {
  114. const def = new SemanticDefault();
  115. for (const [key, val] of this) {
  116. if (val.length === 1) {
  117. def.set(key, val[0]);
  118. }
  119. }
  120. return def;
  121. }
  122. newDefault() {
  123. const oldDefault = this.default();
  124. this.reduce();
  125. const newDefault = this.default();
  126. return oldDefault.size !== newDefault.size ? newDefault : null;
  127. }
  128. }
  129. exports.SemanticMeaningCollator = SemanticMeaningCollator;