76 lines
1.9 KiB
JavaScript
76 lines
1.9 KiB
JavaScript
"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 = explode;
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var _t = require("@babel/types");
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const {
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assignmentExpression,
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cloneNode,
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isIdentifier,
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isLiteral,
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isMemberExpression,
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isPrivateName,
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isPureish,
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isSuper,
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memberExpression,
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toComputedKey
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} = _t;
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function getObjRef(node, nodes, scope) {
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let ref;
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if (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 (isMemberExpression(node)) {
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ref = node.object;
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if (isSuper(ref) || 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(assignmentExpression("=", cloneNode(temp), cloneNode(ref)));
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return temp;
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}
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function getPropRef(node, nodes, scope) {
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const prop = node.property;
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if (isPrivateName(prop)) {
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throw new Error("We can't generate property ref for private name, please install `@babel/plugin-transform-class-properties`");
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}
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const key = toComputedKey(node, prop);
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if (isLiteral(key) && 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(assignmentExpression("=", cloneNode(temp), cloneNode(prop)));
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return temp;
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}
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function explode(node, nodes, scope) {
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const obj = getObjRef(node, nodes, scope);
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let ref, uid;
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if (isIdentifier(node)) {
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ref = cloneNode(node);
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uid = obj;
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} else {
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const prop = getPropRef(node, nodes, scope);
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const computed = node.computed || isLiteral(prop);
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uid = memberExpression(cloneNode(obj), cloneNode(prop), computed);
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ref = memberExpression(cloneNode(obj), 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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//# sourceMappingURL=explode-assignable-expression.js.map
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