			"use strict";

			Object.defineProperty(exports, "__esModule", {
			value: true
			});
			exports.visitor = void 0;

			var _core = require("@babel/core");

			function getTDZStatus(refPath, bindingPath) {
			const executionStatus = bindingPath._guessExecutionStatusRelativeTo(refPath);

			if (executionStatus === "before") {
			return "outside";
			} else if (executionStatus === "after") {
			return "inside";
			} else {
			return "maybe";
			}
			}

			function buildTDZAssert(node, state) {
			return _core.types.callExpression(state.addHelper("temporalRef"), [node, _core.types.stringLiteral(node.name)]);
			}

			function isReference(node, scope, state) {
			const declared = state.letReferences.get(node.name);
			if (!declared) return false;
			return scope.getBindingIdentifier(node.name) === declared;
			}

			const visitor = {
			ReferencedIdentifier(path, state) {
			if (!state.tdzEnabled) return;
			const {
			node,
			parent,
			scope
			} = path;
			if (path.parentPath.isFor({
			left: node
			})) return;
			if (!isReference(node, scope, state)) return;
			const bindingPath = scope.getBinding(node.name).path;
			if (bindingPath.isFunctionDeclaration()) return;
			const status = getTDZStatus(path, bindingPath);
			if (status === "outside") return;

			if (status === "maybe") {
			const assert = buildTDZAssert(node, state);
			bindingPath.parent._tdzThis = true;
			path.skip();

			if (path.parentPath.isUpdateExpression()) {
			if (parent._ignoreBlockScopingTDZ) return;
			path.parentPath.replaceWith(_core.types.sequenceExpression([assert, parent]));
			} else {
			path.replaceWith(assert);
			}
			} else if (status === "inside") {
			path.replaceWith(_core.template.ast`${state.addHelper("tdz")}("${node.name}")`);
			}
			},

			AssignmentExpression: {
			exit(path, state) {
			if (!state.tdzEnabled) return;
			const {
			node
			} = path;
			if (node._ignoreBlockScopingTDZ) return;
			const nodes = [];
			const ids = path.getBindingIdentifiers();

			for (const name of Object.keys(ids)) {
			const id = ids[name];

			if (isReference(id, path.scope, state)) {
			nodes.push(id);
			}
			}

			if (nodes.length) {
			node._ignoreBlockScopingTDZ = true;
			nodes.push(node);
			path.replaceWithMultiple(nodes.map(n => _core.types.expressionStatement(n)));
			}
			}

			}
			};
			exports.visitor = visitor;

rOACCT/node_modules/@babel/plugin-transform-block-scoping/lib/tdz.js
dfa0ef5da970react18

tdz.js
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rOACCT/node_modules/@babel/plugin-transform-block-scoping/lib/tdz.jsdfa0ef5da970react18

tdz.jsView Options

rOACCT/node_modules/@babel/plugin-transform-block-scoping/lib/tdz.js
dfa0ef5da970react18

tdz.js
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