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- "use strict";
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.replaceWithMultiple = replaceWithMultiple;
- exports.replaceWithSourceString = replaceWithSourceString;
- exports.replaceWith = replaceWith;
- exports._replaceWith = _replaceWith;
- exports.replaceExpressionWithStatements = replaceExpressionWithStatements;
- exports.replaceInline = replaceInline;
-
- var _codeFrame = require("@babel/code-frame");
-
- var _index = _interopRequireDefault(require("../index"));
-
- var _index2 = _interopRequireDefault(require("./index"));
-
- var _parser = require("@babel/parser");
-
- 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 _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
- const hoistVariablesVisitor = {
- Function(path) {
- path.skip();
- },
-
- VariableDeclaration(path) {
- if (path.node.kind !== "var") return;
- const bindings = path.getBindingIdentifiers();
-
- for (const key of Object.keys(bindings)) {
- path.scope.push({
- id: bindings[key]
- });
- }
-
- const exprs = [];
-
- for (const declar of path.node.declarations) {
- if (declar.init) {
- exprs.push(t.expressionStatement(t.assignmentExpression("=", declar.id, declar.init)));
- }
- }
-
- path.replaceWithMultiple(exprs);
- }
-
- };
-
- function replaceWithMultiple(nodes) {
- this.resync();
- nodes = this._verifyNodeList(nodes);
- t.inheritLeadingComments(nodes[0], this.node);
- t.inheritTrailingComments(nodes[nodes.length - 1], this.node);
- this.node = this.container[this.key] = null;
- const paths = this.insertAfter(nodes);
-
- if (this.node) {
- this.requeue();
- } else {
- this.remove();
- }
-
- return paths;
- }
-
- function replaceWithSourceString(replacement) {
- this.resync();
-
- try {
- replacement = `(${replacement})`;
- replacement = (0, _parser.parse)(replacement);
- } catch (err) {
- const loc = err.loc;
-
- if (loc) {
- err.message += " - make sure this is an expression.\n" + (0, _codeFrame.codeFrameColumns)(replacement, {
- start: {
- line: loc.line,
- column: loc.column + 1
- }
- });
- err.code = "BABEL_REPLACE_SOURCE_ERROR";
- }
-
- throw err;
- }
-
- replacement = replacement.program.body[0].expression;
-
- _index.default.removeProperties(replacement);
-
- return this.replaceWith(replacement);
- }
-
- function replaceWith(replacement) {
- this.resync();
-
- if (this.removed) {
- throw new Error("You can't replace this node, we've already removed it");
- }
-
- if (replacement instanceof _index2.default) {
- replacement = replacement.node;
- }
-
- if (!replacement) {
- throw new Error("You passed `path.replaceWith()` a falsy node, use `path.remove()` instead");
- }
-
- if (this.node === replacement) {
- return [this];
- }
-
- if (this.isProgram() && !t.isProgram(replacement)) {
- throw new Error("You can only replace a Program root node with another Program node");
- }
-
- if (Array.isArray(replacement)) {
- throw new Error("Don't use `path.replaceWith()` with an array of nodes, use `path.replaceWithMultiple()`");
- }
-
- if (typeof replacement === "string") {
- throw new Error("Don't use `path.replaceWith()` with a source string, use `path.replaceWithSourceString()`");
- }
-
- let nodePath = "";
-
- if (this.isNodeType("Statement") && t.isExpression(replacement)) {
- if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement) && !this.parentPath.isExportDefaultDeclaration()) {
- replacement = t.expressionStatement(replacement);
- nodePath = "expression";
- }
- }
-
- if (this.isNodeType("Expression") && t.isStatement(replacement)) {
- if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement)) {
- return this.replaceExpressionWithStatements([replacement]);
- }
- }
-
- const oldNode = this.node;
-
- if (oldNode) {
- t.inheritsComments(replacement, oldNode);
- t.removeComments(oldNode);
- }
-
- this._replaceWith(replacement);
-
- this.type = replacement.type;
- this.setScope();
- this.requeue();
- return [nodePath ? this.get(nodePath) : this];
- }
-
- function _replaceWith(node) {
- if (!this.container) {
- throw new ReferenceError("Container is falsy");
- }
-
- if (this.inList) {
- t.validate(this.parent, this.key, [node]);
- } else {
- t.validate(this.parent, this.key, node);
- }
-
- this.debug(`Replace with ${node && node.type}`);
- this.node = this.container[this.key] = node;
- }
-
- function replaceExpressionWithStatements(nodes) {
- this.resync();
- const toSequenceExpression = t.toSequenceExpression(nodes, this.scope);
-
- if (toSequenceExpression) {
- return this.replaceWith(toSequenceExpression)[0].get("expressions");
- }
-
- const functionParent = this.getFunctionParent();
- const isParentAsync = functionParent && functionParent.is("async");
- const container = t.arrowFunctionExpression([], t.blockStatement(nodes));
- this.replaceWith(t.callExpression(container, []));
- this.traverse(hoistVariablesVisitor);
- const completionRecords = this.get("callee").getCompletionRecords();
-
- for (const path of completionRecords) {
- if (!path.isExpressionStatement()) continue;
- const loop = path.findParent(path => path.isLoop());
-
- if (loop) {
- let uid = loop.getData("expressionReplacementReturnUid");
-
- if (!uid) {
- const callee = this.get("callee");
- uid = callee.scope.generateDeclaredUidIdentifier("ret");
- callee.get("body").pushContainer("body", t.returnStatement(t.cloneNode(uid)));
- loop.setData("expressionReplacementReturnUid", uid);
- } else {
- uid = t.identifier(uid.name);
- }
-
- path.get("expression").replaceWith(t.assignmentExpression("=", t.cloneNode(uid), path.node.expression));
- } else {
- path.replaceWith(t.returnStatement(path.node.expression));
- }
- }
-
- const callee = this.get("callee");
- callee.arrowFunctionToExpression();
-
- if (isParentAsync && _index.default.hasType(this.get("callee.body").node, "AwaitExpression", t.FUNCTION_TYPES)) {
- callee.set("async", true);
- this.replaceWith(t.awaitExpression(this.node));
- }
-
- return callee.get("body.body");
- }
-
- function replaceInline(nodes) {
- this.resync();
-
- if (Array.isArray(nodes)) {
- if (Array.isArray(this.container)) {
- nodes = this._verifyNodeList(nodes);
-
- const paths = this._containerInsertAfter(nodes);
-
- this.remove();
- return paths;
- } else {
- return this.replaceWithMultiple(nodes);
- }
- } else {
- return this.replaceWith(nodes);
- }
- }
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