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80 lines
2.7 KiB
80 lines
2.7 KiB
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = _default;
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var t = _interopRequireWildcard(require("@babel/types"));
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function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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function getObjRef(node, nodes, file, scope) {
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let ref;
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if (t.isSuper(node)) {
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return node;
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} else if (t.isIdentifier(node)) {
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if (scope.hasBinding(node.name)) {
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return node;
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} else {
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ref = node;
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}
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} else if (t.isMemberExpression(node)) {
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ref = node.object;
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if (t.isSuper(ref) || t.isIdentifier(ref) && scope.hasBinding(ref.name)) {
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return ref;
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}
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} else {
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throw new Error(`We can't explode this node type ${node.type}`);
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}
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const temp = scope.generateUidIdentifierBasedOnNode(ref);
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scope.push({
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id: temp
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});
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nodes.push(t.assignmentExpression("=", t.cloneNode(temp), t.cloneNode(ref)));
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return temp;
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}
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function getPropRef(node, nodes, file, scope) {
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const prop = node.property;
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const key = t.toComputedKey(node, prop);
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if (t.isLiteral(key) && t.isPureish(key)) return key;
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const temp = scope.generateUidIdentifierBasedOnNode(prop);
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scope.push({
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id: temp
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});
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nodes.push(t.assignmentExpression("=", t.cloneNode(temp), t.cloneNode(prop)));
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return temp;
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}
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function _default(node, nodes, file, scope, allowedSingleIdent) {
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let obj;
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if (t.isIdentifier(node) && allowedSingleIdent) {
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obj = node;
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} else {
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obj = getObjRef(node, nodes, file, scope);
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}
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let ref, uid;
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if (t.isIdentifier(node)) {
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ref = t.cloneNode(node);
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uid = obj;
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} else {
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const prop = getPropRef(node, nodes, file, scope);
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const computed = node.computed || t.isLiteral(prop);
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uid = t.memberExpression(t.cloneNode(obj), t.cloneNode(prop), computed);
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ref = t.memberExpression(t.cloneNode(obj), t.cloneNode(prop), computed);
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}
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return {
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uid: uid,
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ref: ref
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};
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}
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