63 lines
No EOL
1.7 KiB
JavaScript
63 lines
No EOL
1.7 KiB
JavaScript
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = _default;
|
|
|
|
function t() {
|
|
const data = _interopRequireWildcard(require("@babel/types"));
|
|
|
|
t = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
|
|
|
|
const visitor = {
|
|
Scope(path, state) {
|
|
if (state.kind === "let") path.skip();
|
|
},
|
|
|
|
Function(path) {
|
|
path.skip();
|
|
},
|
|
|
|
VariableDeclaration(path, state) {
|
|
if (state.kind && path.node.kind !== state.kind) return;
|
|
const nodes = [];
|
|
const declarations = path.get("declarations");
|
|
let firstId;
|
|
|
|
for (const declar of declarations) {
|
|
firstId = declar.node.id;
|
|
|
|
if (declar.node.init) {
|
|
nodes.push(t().expressionStatement(t().assignmentExpression("=", declar.node.id, declar.node.init)));
|
|
}
|
|
|
|
for (const name of Object.keys(declar.getBindingIdentifiers())) {
|
|
state.emit(t().identifier(name), name, declar.node.init !== null);
|
|
}
|
|
}
|
|
|
|
if (path.parentPath.isFor({
|
|
left: path.node
|
|
})) {
|
|
path.replaceWith(firstId);
|
|
} else {
|
|
path.replaceWithMultiple(nodes);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
function _default(path, emit, kind = "var") {
|
|
path.traverse(visitor, {
|
|
kind,
|
|
emit
|
|
});
|
|
} |