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 = _default;
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7 |
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8 | var _t = require("@babel/types");
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9 |
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10 | const {
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11 | assignmentExpression,
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12 | cloneNode,
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13 | isIdentifier,
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14 | isLiteral,
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15 | isMemberExpression,
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16 | isPrivateName,
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17 | isPureish,
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18 | isSuper,
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19 | memberExpression,
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20 | toComputedKey
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21 | } = _t;
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22 |
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23 | function getObjRef(node, nodes, scope) {
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24 | let ref;
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25 |
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26 | if (isIdentifier(node)) {
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27 | if (scope.hasBinding(node.name)) {
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28 | return node;
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29 | } else {
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30 | ref = node;
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31 | }
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32 | } else if (isMemberExpression(node)) {
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33 | ref = node.object;
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34 |
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35 | if (isSuper(ref) || isIdentifier(ref) && scope.hasBinding(ref.name)) {
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36 | return ref;
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37 | }
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38 | } else {
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39 | throw new Error(`We can't explode this node type ${node["type"]}`);
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40 | }
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41 |
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42 | const temp = scope.generateUidIdentifierBasedOnNode(ref);
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43 | scope.push({
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44 | id: temp
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45 | });
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46 | nodes.push(assignmentExpression("=", cloneNode(temp), cloneNode(ref)));
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47 | return temp;
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48 | }
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49 |
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50 | function getPropRef(node, nodes, scope) {
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51 | const prop = node.property;
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52 |
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53 | if (isPrivateName(prop)) {
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54 | throw new Error("We can't generate property ref for private name, please install `@babel/plugin-proposal-class-properties`");
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55 | }
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56 |
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57 | const key = toComputedKey(node, prop);
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58 | if (isLiteral(key) && isPureish(key)) return key;
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59 | const temp = scope.generateUidIdentifierBasedOnNode(prop);
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60 | scope.push({
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61 | id: temp
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62 | });
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63 | nodes.push(assignmentExpression("=", cloneNode(temp), cloneNode(prop)));
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64 | return temp;
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65 | }
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66 |
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67 | function _default(node, nodes, file, scope, allowedSingleIdent) {
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68 | let obj;
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69 |
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70 | if (isIdentifier(node) && allowedSingleIdent) {
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71 | obj = node;
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72 | } else {
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73 | obj = getObjRef(node, nodes, scope);
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74 | }
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75 |
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76 | let ref, uid;
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77 |
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78 | if (isIdentifier(node)) {
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79 | ref = cloneNode(node);
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80 | uid = obj;
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81 | } else {
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82 | const prop = getPropRef(node, nodes, scope);
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83 | const computed = node.computed || isLiteral(prop);
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84 | uid = memberExpression(cloneNode(obj), cloneNode(prop), computed);
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85 | ref = memberExpression(cloneNode(obj), cloneNode(prop), computed);
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86 | }
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87 |
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88 | return {
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89 | uid: uid,
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90 | ref: ref
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91 | };
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92 | } |
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