hexo/node_modules/@babel/plugin-transform-block-scop.../lib/index.js

54 lines
1.2 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _core = require("@babel/core");
var _default = (0, _helperPluginUtils.declare)(api => {
api.assertVersion(7);
function transformStatementList(paths) {
for (const path of paths) {
if (!path.isFunctionDeclaration()) continue;
const func = path.node;
const declar = _core.types.variableDeclaration("let", [_core.types.variableDeclarator(func.id, _core.types.toExpression(func))]);
declar._blockHoist = 2;
func.id = null;
path.replaceWith(declar);
}
}
return {
name: "transform-block-scoped-functions",
visitor: {
BlockStatement(path) {
const {
node,
parent
} = path;
if (_core.types.isFunction(parent, {
body: node
}) || _core.types.isExportDeclaration(parent)) {
return;
}
transformStatementList(path.get("body"));
},
SwitchCase(path) {
transformStatementList(path.get("consequent"));
}
}
};
});
exports.default = _default;