source: trip-planner-front/node_modules/@angular/core/schematics/migrations/relative-link-resolution/collector.js@ fa375fe

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define("@angular/core/schematics/migrations/relative-link-resolution/collector", ["require", "exports", "typescript", "@angular/core/schematics/migrations/relative-link-resolution/util"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.RelativeLinkResolutionCollector = void 0;
    /**
     * @license
     * Copyright Google LLC All Rights Reserved.
     *
     * Use of this source code is governed by an MIT-style license that can be
     * found in the LICENSE file at https://angular.io/license
     */
    const ts = require("typescript");
    const util_1 = require("@angular/core/schematics/migrations/relative-link-resolution/util");
    /**
     * Visitor that walks through specified TypeScript nodes and collects all
     * found ExtraOptions#RelativeLinkResolution assignments.
     */
    class RelativeLinkResolutionCollector {
        constructor(typeChecker) {
            this.typeChecker = typeChecker;
            this.forRootCalls = [];
            this.extraOptionsLiterals = [];
        }
        visitNode(node) {
            let forRootCall = null;
            let literal = null;
            if (util_1.isRouterModuleForRoot(this.typeChecker, node) && node.arguments.length > 0) {
                if (node.arguments.length === 1) {
                    forRootCall = node;
                }
                else if (ts.isObjectLiteralExpression(node.arguments[1])) {
                    literal = node.arguments[1];
                }
                else if (ts.isIdentifier(node.arguments[1])) {
                    literal = this.getLiteralNeedingMigrationFromIdentifier(node.arguments[1]);
                }
            }
            else if (ts.isVariableDeclaration(node)) {
                literal = this.getLiteralNeedingMigration(node);
            }
            if (literal !== null) {
                this.extraOptionsLiterals.push(literal);
            }
            else if (forRootCall !== null) {
                this.forRootCalls.push(forRootCall);
            }
            else {
                // no match found, continue iteration
                ts.forEachChild(node, n => this.visitNode(n));
            }
        }
        getLiteralNeedingMigrationFromIdentifier(id) {
            const symbolForIdentifier = this.typeChecker.getSymbolAtLocation(id);
            if (symbolForIdentifier === undefined) {
                return null;
            }
            if (symbolForIdentifier.declarations === undefined ||
                symbolForIdentifier.declarations.length === 0) {
                return null;
            }
            const declarationNode = symbolForIdentifier.declarations[0];
            if (!ts.isVariableDeclaration(declarationNode) || declarationNode.initializer === undefined ||
                !ts.isObjectLiteralExpression(declarationNode.initializer)) {
                return null;
            }
            return declarationNode.initializer;
        }
        getLiteralNeedingMigration(node) {
            if (node.initializer === undefined) {
                return null;
            }
            // declaration could be `x: ExtraOptions = {}` or `x = {} as ExtraOptions`
            if (ts.isAsExpression(node.initializer) &&
                ts.isObjectLiteralExpression(node.initializer.expression) &&
                util_1.isExtraOptions(this.typeChecker, node.initializer.type)) {
                return node.initializer.expression;
            }
            else if (node.type !== undefined && ts.isObjectLiteralExpression(node.initializer) &&
                util_1.isExtraOptions(this.typeChecker, node.type)) {
                return node.initializer;
            }
            return null;
        }
    }
    exports.RelativeLinkResolutionCollector = RelativeLinkResolutionCollector;
});
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