1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.default = removeTypeDuplicates;
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7 |
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8 | var _generated = require("../../validators/generated");
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9 |
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10 | function getQualifiedName(node) {
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11 | return (0, _generated.isIdentifier)(node) ? node.name : `${node.id.name}.${getQualifiedName(node.qualification)}`;
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12 | }
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13 |
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14 | function removeTypeDuplicates(nodes) {
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15 | const generics = {};
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16 | const bases = {};
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17 | const typeGroups = new Set();
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18 | const types = [];
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19 |
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20 | for (let i = 0; i < nodes.length; i++) {
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21 | const node = nodes[i];
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22 | if (!node) continue;
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23 |
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24 | if (types.indexOf(node) >= 0) {
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25 | continue;
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26 | }
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27 |
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28 | if ((0, _generated.isAnyTypeAnnotation)(node)) {
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29 | return [node];
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30 | }
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31 |
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32 | if ((0, _generated.isFlowBaseAnnotation)(node)) {
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33 | bases[node.type] = node;
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34 | continue;
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35 | }
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36 |
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37 | if ((0, _generated.isUnionTypeAnnotation)(node)) {
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38 | if (!typeGroups.has(node.types)) {
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39 | nodes = nodes.concat(node.types);
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40 | typeGroups.add(node.types);
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41 | }
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42 |
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43 | continue;
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44 | }
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45 |
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46 | if ((0, _generated.isGenericTypeAnnotation)(node)) {
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47 | const name = getQualifiedName(node.id);
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48 |
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49 | if (generics[name]) {
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50 | let existing = generics[name];
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51 |
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52 | if (existing.typeParameters) {
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53 | if (node.typeParameters) {
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54 | existing.typeParameters.params = removeTypeDuplicates(existing.typeParameters.params.concat(node.typeParameters.params));
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55 | }
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56 | } else {
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57 | existing = node.typeParameters;
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58 | }
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59 | } else {
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60 | generics[name] = node;
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61 | }
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62 |
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63 | continue;
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64 | }
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65 |
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66 | types.push(node);
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67 | }
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68 |
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69 | for (const type of Object.keys(bases)) {
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70 | types.push(bases[type]);
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71 | }
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72 |
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73 | for (const name of Object.keys(generics)) {
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74 | types.push(generics[name]);
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75 | }
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76 |
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77 | return types;
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78 | } |
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