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4 years ago
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = _default;
var t = _interopRequireWildcard(require("@babel/types"));
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
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; }
function getObjRef(node, nodes, file, scope) {
let ref;
if (t.isSuper(node)) {
return node;
} else if (t.isIdentifier(node)) {
if (scope.hasBinding(node.name)) {
return node;
} else {
ref = node;
}
} else if (t.isMemberExpression(node)) {
ref = node.object;
if (t.isSuper(ref) || t.isIdentifier(ref) && scope.hasBinding(ref.name)) {
return ref;
}
} else {
throw new Error(`We can't explode this node type ${node.type}`);
}
const temp = scope.generateUidIdentifierBasedOnNode(ref);
scope.push({
id: temp
});
nodes.push(t.assignmentExpression("=", t.cloneNode(temp), t.cloneNode(ref)));
return temp;
}
function getPropRef(node, nodes, file, scope) {
const prop = node.property;
const key = t.toComputedKey(node, prop);
if (t.isLiteral(key) && t.isPureish(key)) return key;
const temp = scope.generateUidIdentifierBasedOnNode(prop);
scope.push({
id: temp
});
nodes.push(t.assignmentExpression("=", t.cloneNode(temp), t.cloneNode(prop)));
return temp;
}
function _default(node, nodes, file, scope, allowedSingleIdent) {
let obj;
if (t.isIdentifier(node) && allowedSingleIdent) {
obj = node;
} else {
obj = getObjRef(node, nodes, file, scope);
}
let ref, uid;
if (t.isIdentifier(node)) {
ref = t.cloneNode(node);
uid = obj;
} else {
const prop = getPropRef(node, nodes, file, scope);
const computed = node.computed || t.isLiteral(prop);
uid = t.memberExpression(t.cloneNode(obj), t.cloneNode(prop), computed);
ref = t.memberExpression(t.cloneNode(obj), t.cloneNode(prop), computed);
}
return {
uid: uid,
ref: ref
};
}