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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports._replaceWith = _replaceWith;
- exports.replaceExpressionWithStatements = replaceExpressionWithStatements;
- exports.replaceInline = replaceInline;
- exports.replaceWith = replaceWith;
- exports.replaceWithMultiple = replaceWithMultiple;
- exports.replaceWithSourceString = replaceWithSourceString;
- var _codeFrame = require("@babel/code-frame");
- var _index = require("../index");
- var _index2 = require("./index");
- var _cache = require("../cache");
- var _parser = require("@babel/parser");
- var _t = require("@babel/types");
- var _helperHoistVariables = require("@babel/helper-hoist-variables");
- const {
- FUNCTION_TYPES,
- arrowFunctionExpression,
- assignmentExpression,
- awaitExpression,
- blockStatement,
- callExpression,
- cloneNode,
- expressionStatement,
- identifier,
- inheritLeadingComments,
- inheritTrailingComments,
- inheritsComments,
- isExpression,
- isProgram,
- isStatement,
- removeComments,
- returnStatement,
- toSequenceExpression,
- validate,
- yieldExpression
- } = _t;
- function replaceWithMultiple(nodes) {
- var _pathCache$get;
- this.resync();
- nodes = this._verifyNodeList(nodes);
- inheritLeadingComments(nodes[0], this.node);
- inheritTrailingComments(nodes[nodes.length - 1], this.node);
- (_pathCache$get = _cache.path.get(this.parent)) == null ? void 0 : _pathCache$get.delete(this.node);
- this.node =
- this.container[this.key] = null;
- const paths = this.insertAfter(nodes);
- if (this.node) {
- this.requeue();
- } else {
- this.remove();
- }
- return paths;
- }
- function replaceWithSourceString(replacement) {
- this.resync();
- let ast;
- try {
- replacement = `(${replacement})`;
- ast = (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;
- }
- const expressionAST = ast.program.body[0].expression;
- _index.default.removeProperties(expressionAST);
- return this.replaceWith(expressionAST);
- }
- function replaceWith(replacementPath) {
- this.resync();
- if (this.removed) {
- throw new Error("You can't replace this node, we've already removed it");
- }
- let replacement = replacementPath instanceof _index2.default ? replacementPath.node : replacementPath;
- 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() && !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") && isExpression(replacement)) {
- if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement) && !this.parentPath.isExportDefaultDeclaration()) {
- replacement = expressionStatement(replacement);
- nodePath = "expression";
- }
- }
- if (this.isNodeType("Expression") && isStatement(replacement)) {
- if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement)) {
- return this.replaceExpressionWithStatements([replacement]);
- }
- }
- const oldNode = this.node;
- if (oldNode) {
- inheritsComments(replacement, oldNode);
- removeComments(oldNode);
- }
- this._replaceWith(replacement);
- this.type = replacement.type;
- this.setScope();
- this.requeue();
- return [nodePath ? this.get(nodePath) : this];
- }
- function _replaceWith(node) {
- var _pathCache$get2;
- if (!this.container) {
- throw new ReferenceError("Container is falsy");
- }
- if (this.inList) {
- validate(this.parent, this.key, [node]);
- } else {
- validate(this.parent, this.key, node);
- }
- this.debug(`Replace with ${node == null ? void 0 : node.type}`);
- (_pathCache$get2 = _cache.path.get(this.parent)) == null ? void 0 : _pathCache$get2.set(node, this).delete(this.node);
- this.node =
- this.container[this.key] = node;
- }
- function replaceExpressionWithStatements(nodes) {
- this.resync();
- const nodesAsSequenceExpression = toSequenceExpression(nodes, this.scope);
- if (nodesAsSequenceExpression) {
- return this.replaceWith(nodesAsSequenceExpression)[0].get("expressions");
- }
- const functionParent = this.getFunctionParent();
- const isParentAsync = functionParent == null ? void 0 : functionParent.is("async");
- const isParentGenerator = functionParent == null ? void 0 : functionParent.is("generator");
- const container = arrowFunctionExpression([], blockStatement(nodes));
- this.replaceWith(callExpression(container, []));
- const callee = this.get("callee");
- (0, _helperHoistVariables.default)(callee.get("body"), id => {
- this.scope.push({
- id
- });
- }, "var");
- 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) {
- uid = callee.scope.generateDeclaredUidIdentifier("ret");
- callee.get("body").pushContainer("body", returnStatement(cloneNode(uid)));
- loop.setData("expressionReplacementReturnUid", uid);
- } else {
- uid = identifier(uid.name);
- }
- path.get("expression").replaceWith(assignmentExpression("=", cloneNode(uid), path.node.expression));
- } else {
- path.replaceWith(returnStatement(path.node.expression));
- }
- }
- callee.arrowFunctionToExpression();
- const newCallee = callee;
- const needToAwaitFunction = isParentAsync && _index.default.hasType(this.get("callee.body").node, "AwaitExpression", FUNCTION_TYPES);
- const needToYieldFunction = isParentGenerator && _index.default.hasType(this.get("callee.body").node, "YieldExpression", FUNCTION_TYPES);
- if (needToAwaitFunction) {
- newCallee.set("async", true);
- if (!needToYieldFunction) {
- this.replaceWith(awaitExpression(this.node));
- }
- }
- if (needToYieldFunction) {
- newCallee.set("generator", true);
- this.replaceWith(yieldExpression(this.node, true));
- }
- return newCallee.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);
- }
- }
- //# sourceMappingURL=replacement.js.map
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