1 | "use strict";
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2 |
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3 | exports.__esModule = true;
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4 | exports.createUnionTypeAnnotation = createUnionTypeAnnotation;
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5 | exports.removeTypeDuplicates = removeTypeDuplicates;
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6 | exports.createTypeAnnotationBasedOnTypeof = createTypeAnnotationBasedOnTypeof;
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7 |
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8 | var _index = require("./index");
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9 |
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10 | var t = _interopRequireWildcard(_index);
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11 |
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12 | function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
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13 |
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14 | function createUnionTypeAnnotation(types) {
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15 | var flattened = removeTypeDuplicates(types);
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16 |
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17 | if (flattened.length === 1) {
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18 | return flattened[0];
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19 | } else {
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20 | return t.unionTypeAnnotation(flattened);
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21 | }
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22 | }
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23 |
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24 | function removeTypeDuplicates(nodes) {
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25 | var generics = {};
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26 | var bases = {};
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27 |
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28 | var typeGroups = [];
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29 |
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30 | var types = [];
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31 |
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32 | for (var i = 0; i < nodes.length; i++) {
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33 | var node = nodes[i];
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34 | if (!node) continue;
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35 |
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36 | if (types.indexOf(node) >= 0) {
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37 | continue;
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38 | }
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39 |
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40 | if (t.isAnyTypeAnnotation(node)) {
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41 | return [node];
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42 | }
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43 |
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44 | if (t.isFlowBaseAnnotation(node)) {
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45 | bases[node.type] = node;
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46 | continue;
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47 | }
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48 |
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49 | if (t.isUnionTypeAnnotation(node)) {
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50 | if (typeGroups.indexOf(node.types) < 0) {
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51 | nodes = nodes.concat(node.types);
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52 | typeGroups.push(node.types);
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53 | }
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54 | continue;
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55 | }
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56 |
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57 | if (t.isGenericTypeAnnotation(node)) {
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58 | var name = node.id.name;
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59 |
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60 | if (generics[name]) {
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61 | var existing = generics[name];
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62 | if (existing.typeParameters) {
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63 | if (node.typeParameters) {
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64 | existing.typeParameters.params = removeTypeDuplicates(existing.typeParameters.params.concat(node.typeParameters.params));
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65 | }
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66 | } else {
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67 | existing = node.typeParameters;
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68 | }
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69 | } else {
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70 | generics[name] = node;
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71 | }
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72 |
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73 | continue;
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74 | }
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75 |
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76 | types.push(node);
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77 | }
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78 |
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79 | for (var type in bases) {
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80 | types.push(bases[type]);
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81 | }
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82 |
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83 | for (var _name in generics) {
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84 | types.push(generics[_name]);
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85 | }
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86 |
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87 | return types;
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88 | }
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89 |
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90 | function createTypeAnnotationBasedOnTypeof(type) {
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91 | if (type === "string") {
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92 | return t.stringTypeAnnotation();
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93 | } else if (type === "number") {
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94 | return t.numberTypeAnnotation();
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95 | } else if (type === "undefined") {
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96 | return t.voidTypeAnnotation();
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97 | } else if (type === "boolean") {
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98 | return t.booleanTypeAnnotation();
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99 | } else if (type === "function") {
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100 | return t.genericTypeAnnotation(t.identifier("Function"));
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101 | } else if (type === "object") {
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102 | return t.genericTypeAnnotation(t.identifier("Object"));
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103 | } else if (type === "symbol") {
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104 | return t.genericTypeAnnotation(t.identifier("Symbol"));
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105 | } else {
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106 | throw new Error("Invalid typeof value");
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107 | }
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108 | } |
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