531 lines
21 KiB
JavaScript
Executable file
531 lines
21 KiB
JavaScript
Executable file
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.addRouteDeclarationToModule = exports.getRouterModuleDeclaration = exports.getEnvironmentExportName = exports.isImported = exports.addEntryComponentToModule = exports.addBootstrapToModule = exports.addExportToModule = exports.addProviderToModule = exports.addImportToModule = exports.addDeclarationToModule = exports.addSymbolToNgModuleMetadata = exports.getMetadataField = exports.getFirstNgModuleName = exports.getDecoratorMetadata = exports.getContentOfKeyLiteral = exports.insertAfterLastOccurrence = exports.findNode = exports.getSourceNodes = exports.findNodes = exports.insertImport = void 0;
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const ts = require("typescript");
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const change_1 = require("./change");
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/* tslint:disable */
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function insertImport(source, fileToEdit, symbolName, fileName, isDefault = false) {
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const rootNode = source;
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const allImports = findNodes(rootNode, ts.SyntaxKind.ImportDeclaration);
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// get nodes that map to import statements from the file fileName
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const relevantImports = allImports.filter(node => {
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// StringLiteral of the ImportDeclaration is the import file (fileName in this case).
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const importFiles = node
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.getChildren()
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.filter(child => child.kind === ts.SyntaxKind.StringLiteral)
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.map(n => n.text);
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return importFiles.filter(file => file === fileName).length === 1;
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});
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if (relevantImports.length > 0) {
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let importsAsterisk = false;
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// imports from import file
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const imports = [];
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relevantImports.forEach(n => {
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Array.prototype.push.apply(imports, findNodes(n, ts.SyntaxKind.Identifier));
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if (findNodes(n, ts.SyntaxKind.AsteriskToken).length > 0) {
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importsAsterisk = true;
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}
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});
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// if imports * from fileName, don't add symbolName
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if (importsAsterisk) {
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return new change_1.NoopChange();
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}
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const importTextNodes = imports.filter(n => n.text === symbolName);
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// insert import if it's not there
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if (importTextNodes.length === 0) {
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const fallbackPos = findNodes(relevantImports[0], ts.SyntaxKind.CloseBraceToken)[0].getStart() ||
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findNodes(relevantImports[0], ts.SyntaxKind.FromKeyword)[0].getStart();
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return insertAfterLastOccurrence(imports, `, ${symbolName}`, fileToEdit, fallbackPos);
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}
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return new change_1.NoopChange();
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}
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// no such import declaration exists
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const useStrict = findNodes(rootNode, ts.SyntaxKind.StringLiteral).filter(n => n.getText() === 'use strict');
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let fallbackPos = 0;
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if (useStrict.length > 0) {
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fallbackPos = useStrict[0].end;
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}
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const open = isDefault ? '' : '{ ';
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const close = isDefault ? '' : ' }';
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// if there are no imports or 'use strict' statement, insert import at beginning of file
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const insertAtBeginning = allImports.length === 0 && useStrict.length === 0;
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const separator = insertAtBeginning ? '' : ';\n';
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const toInsert = `${separator}import ${open}${symbolName}${close}` +
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` from '${fileName}'${insertAtBeginning ? ';\n' : ''}`;
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return insertAfterLastOccurrence(allImports, toInsert, fileToEdit, fallbackPos, ts.SyntaxKind.StringLiteral);
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}
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exports.insertImport = insertImport;
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//Safe
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function findNodes(node, kind, max = Infinity, recursive = false) {
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if (!node || max == 0) {
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return [];
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}
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const arr = [];
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if (node.kind === kind) {
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arr.push(node);
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max--;
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}
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if (max > 0 && (recursive || node.kind !== kind)) {
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for (const child of node.getChildren()) {
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findNodes(child, kind, max).forEach(node => {
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if (max > 0) {
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arr.push(node);
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}
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max--;
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});
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if (max <= 0) {
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break;
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}
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}
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}
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return arr;
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}
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exports.findNodes = findNodes;
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function getSourceNodes(sourceFile) {
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const nodes = [sourceFile];
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const result = [];
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while (nodes.length > 0) {
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const node = nodes.shift();
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if (node) {
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result.push(node);
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if (node.getChildCount(sourceFile) >= 0) {
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nodes.unshift(...node.getChildren());
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}
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}
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}
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return result;
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}
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exports.getSourceNodes = getSourceNodes;
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function findNode(node, kind, text) {
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if (node.kind === kind && node.getText() === text) {
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// throw new Error(node.getText());
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return node;
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}
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let foundNode = null;
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ts.forEachChild(node, childNode => {
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foundNode = foundNode || findNode(childNode, kind, text);
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});
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return foundNode;
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}
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exports.findNode = findNode;
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function nodesByPosition(first, second) {
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return first.getStart() - second.getStart();
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}
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function insertAfterLastOccurrence(nodes, toInsert, file, fallbackPos, syntaxKind) {
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let lastItem;
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for (const node of nodes) {
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if (!lastItem || lastItem.getStart() < node.getStart()) {
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lastItem = node;
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}
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}
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if (syntaxKind && lastItem) {
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lastItem = findNodes(lastItem, syntaxKind).sort(nodesByPosition).pop();
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}
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if (!lastItem && fallbackPos == undefined) {
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throw new Error(`tried to insert ${toInsert} as first occurence with no fallback position`);
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}
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const lastItemPosition = lastItem ? lastItem.getEnd() : fallbackPos;
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return new change_1.InsertChange(file, lastItemPosition, toInsert);
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}
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exports.insertAfterLastOccurrence = insertAfterLastOccurrence;
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function getContentOfKeyLiteral(_source, node) {
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if (node.kind == ts.SyntaxKind.Identifier) {
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return node.text;
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}
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else if (node.kind == ts.SyntaxKind.StringLiteral) {
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return node.text;
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}
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else {
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return null;
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}
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}
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exports.getContentOfKeyLiteral = getContentOfKeyLiteral;
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function _angularImportsFromNode(node) {
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const ms = node.moduleSpecifier;
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let modulePath;
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switch (ms.kind) {
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case ts.SyntaxKind.StringLiteral:
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modulePath = ms.text;
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break;
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default:
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return {};
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}
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if (!modulePath.startsWith('@angular/')) {
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return {};
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}
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if (node.importClause) {
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if (node.importClause.name) {
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// This is of the form `import Name from 'path'`. Ignore.
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return {};
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}
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else if (node.importClause.namedBindings) {
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const nb = node.importClause.namedBindings;
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if (nb.kind == ts.SyntaxKind.NamespaceImport) {
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// This is of the form `import * as name from 'path'`. Return `name.`.
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return {
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[nb.name.text + '.']: modulePath,
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};
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}
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else {
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// This is of the form `import {a,b,c} from 'path'`
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const namedImports = nb;
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return namedImports.elements
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.map((is) => is.propertyName ? is.propertyName.text : is.name.text)
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.reduce((acc, curr) => {
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acc[curr] = modulePath;
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return acc;
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}, {});
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}
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}
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return {};
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}
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else {
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// This is of the form `import 'path';`. Nothing to do.
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return {};
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}
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}
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function getDecoratorMetadata(source, identifier, module) {
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const angularImports = findNodes(source, ts.SyntaxKind.ImportDeclaration)
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.map(node => _angularImportsFromNode(node))
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.reduce((acc, current) => {
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for (const key of Object.keys(current)) {
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acc[key] = current[key];
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}
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return acc;
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}, {});
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return getSourceNodes(source)
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.filter(node => {
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return (node.kind == ts.SyntaxKind.Decorator &&
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node.expression.kind == ts.SyntaxKind.CallExpression);
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})
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.map(node => node.expression)
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.filter(expr => {
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if (expr.expression.kind == ts.SyntaxKind.Identifier) {
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const id = expr.expression;
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return id.text == identifier && angularImports[id.text] === module;
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}
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else if (expr.expression.kind == ts.SyntaxKind.PropertyAccessExpression) {
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// This covers foo.NgModule when importing * as foo.
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const paExpr = expr.expression;
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// If the left expression is not an identifier, just give up at that point.
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if (paExpr.expression.kind !== ts.SyntaxKind.Identifier) {
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return false;
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}
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const id = paExpr.name.text;
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const moduleId = paExpr.expression.text;
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return id === identifier && angularImports[moduleId + '.'] === module;
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}
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return false;
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})
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.filter(expr => expr.arguments[0] &&
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expr.arguments[0].kind == ts.SyntaxKind.ObjectLiteralExpression)
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.map(expr => expr.arguments[0]);
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}
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exports.getDecoratorMetadata = getDecoratorMetadata;
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function findClassDeclarationParent(node) {
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if (ts.isClassDeclaration(node)) {
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return node;
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}
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return node.parent && findClassDeclarationParent(node.parent);
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}
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function getFirstNgModuleName(source) {
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// First, find the @NgModule decorators.
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const ngModulesMetadata = getDecoratorMetadata(source, 'NgModule', '@angular/core');
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if (ngModulesMetadata.length === 0) {
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return undefined;
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}
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// Then walk parent pointers up the AST, looking for the ClassDeclaration parent of the NgModule
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// metadata.
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const moduleClass = findClassDeclarationParent(ngModulesMetadata[0]);
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if (!moduleClass || !moduleClass.name) {
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return undefined;
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}
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// Get the class name of the module ClassDeclaration.
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return moduleClass.name.text;
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}
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exports.getFirstNgModuleName = getFirstNgModuleName;
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function getMetadataField(node, metadataField) {
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return (node.properties
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.filter(prop => ts.isPropertyAssignment(prop))
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// Filter out every fields that's not "metadataField". Also handles string literals
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// (but not expressions).
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.filter(({ name }) => {
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return ((ts.isIdentifier(name) ||
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ts.isStringLiteral(name)) &&
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(name === null || name === void 0 ? void 0 : name.getText()) === metadataField);
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}));
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}
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exports.getMetadataField = getMetadataField;
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function addSymbolToNgModuleMetadata(source, ngModulePath, metadataField, symbolName, importPath = null) {
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const nodes = getDecoratorMetadata(source, 'NgModule', '@angular/core');
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let node = nodes[0]; // tslint:disable-line:no-any
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// Find the decorator declaration.
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if (!node) {
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return [];
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}
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// Get all the children property assignment of object literals.
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const matchingProperties = getMetadataField(node, metadataField);
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// Get the last node of the array literal.
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if (!matchingProperties) {
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return [];
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}
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if (matchingProperties.length == 0) {
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// We haven't found the field in the metadata declaration. Insert a new field.
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const expr = node;
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let position;
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let toInsert;
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if (expr.properties.length == 0) {
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position = expr.getEnd() - 1;
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toInsert = ` ${metadataField}: [${symbolName}]\n`;
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}
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else {
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node = expr.properties[expr.properties.length - 1];
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position = node.getEnd();
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// Get the indentation of the last element, if any.
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const text = node.getFullText(source);
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const matches = text.match(/^\r?\n\s*/);
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if (matches && matches.length > 0) {
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toInsert = `,${matches[0]}${metadataField}: [${symbolName}]`;
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}
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else {
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toInsert = `, ${metadataField}: [${symbolName}]`;
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}
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}
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if (importPath !== null) {
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return [
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new change_1.InsertChange(ngModulePath, position, toInsert),
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insertImport(source, ngModulePath, symbolName.replace(/\..*$/, ''), importPath),
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];
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}
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else {
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return [new change_1.InsertChange(ngModulePath, position, toInsert)];
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}
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}
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const assignment = matchingProperties[0];
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// If it's not an array, nothing we can do really.
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if (assignment.initializer.kind !== ts.SyntaxKind.ArrayLiteralExpression) {
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return [];
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}
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const arrLiteral = assignment.initializer;
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if (arrLiteral.elements.length == 0) {
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// Forward the property.
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node = arrLiteral;
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}
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else {
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node = arrLiteral.elements;
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}
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if (!node) {
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// tslint:disable-next-line: no-console
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console.error('No app module found. Please add your new class to your component.');
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return [];
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}
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if (Array.isArray(node)) {
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const nodeArray = node;
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const symbolsArray = nodeArray.map(node => node.getText());
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if (symbolsArray.includes(symbolName)) {
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return [];
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}
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node = node[node.length - 1];
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}
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let toInsert;
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let position = node.getEnd();
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if (node.kind == ts.SyntaxKind.ObjectLiteralExpression) {
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// We haven't found the field in the metadata declaration. Insert a new
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// field.
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const expr = node;
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if (expr.properties.length == 0) {
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position = expr.getEnd() - 1;
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toInsert = ` ${symbolName}\n`;
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}
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else {
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// Get the indentation of the last element, if any.
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const text = node.getFullText(source);
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if (text.match(/^\r?\r?\n/)) {
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toInsert = `,${text.match(/^\r?\n\s*/)[0]}${symbolName}`;
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}
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else {
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toInsert = `, ${symbolName}`;
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}
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}
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}
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else if (node.kind == ts.SyntaxKind.ArrayLiteralExpression) {
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// We found the field but it's empty. Insert it just before the `]`.
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position--;
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toInsert = `${symbolName}`;
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}
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else {
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// Get the indentation of the last element, if any.
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const text = node.getFullText(source);
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if (text.match(/^\r?\n/)) {
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toInsert = `,${text.match(/^\r?\n(\r?)\s*/)[0]}${symbolName}`;
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}
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else {
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toInsert = `, ${symbolName}`;
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}
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}
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if (importPath !== null) {
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return [
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new change_1.InsertChange(ngModulePath, position, toInsert),
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insertImport(source, ngModulePath, symbolName.replace(/\..*$/, ''), importPath),
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];
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}
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return [new change_1.InsertChange(ngModulePath, position, toInsert)];
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}
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exports.addSymbolToNgModuleMetadata = addSymbolToNgModuleMetadata;
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function addDeclarationToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'declarations', classifiedName, importPath);
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}
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exports.addDeclarationToModule = addDeclarationToModule;
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function addImportToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'imports', classifiedName, importPath);
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}
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exports.addImportToModule = addImportToModule;
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function addProviderToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'providers', classifiedName, importPath);
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}
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exports.addProviderToModule = addProviderToModule;
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function addExportToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'exports', classifiedName, importPath);
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}
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exports.addExportToModule = addExportToModule;
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function addBootstrapToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'bootstrap', classifiedName, importPath);
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}
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exports.addBootstrapToModule = addBootstrapToModule;
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function addEntryComponentToModule(source, modulePath, classifiedName, importPath) {
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return addSymbolToNgModuleMetadata(source, modulePath, 'entryComponents', classifiedName, importPath);
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}
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exports.addEntryComponentToModule = addEntryComponentToModule;
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function isImported(source, classifiedName, importPath) {
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const allNodes = getSourceNodes(source);
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const matchingNodes = allNodes
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.filter(node => node.kind === ts.SyntaxKind.ImportDeclaration)
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|
.filter(imp => imp.moduleSpecifier.kind ===
|
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ts.SyntaxKind.StringLiteral)
|
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.filter(imp => {
|
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return (imp.moduleSpecifier
|
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.text === importPath);
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})
|
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.filter(imp => {
|
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if (!imp.importClause) {
|
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return false;
|
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}
|
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const nodes = findNodes(imp.importClause, ts.SyntaxKind.ImportSpecifier).filter(n => n.getText() === classifiedName);
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return nodes.length > 0;
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});
|
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return matchingNodes.length > 0;
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}
|
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exports.isImported = isImported;
|
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function getEnvironmentExportName(source) {
|
|
// Initial value is `null` as we don't know yet if the user
|
|
// has imported `environment` into the root module or not.
|
|
let environmentExportName = null;
|
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const allNodes = getSourceNodes(source);
|
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allNodes
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.filter(node => node.kind === ts.SyntaxKind.ImportDeclaration)
|
|
.filter(declaration => declaration.moduleSpecifier.kind ===
|
|
ts.SyntaxKind.StringLiteral &&
|
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declaration.importClause !== undefined)
|
|
.map(declaration =>
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|
// If `importClause` property is defined then the first
|
|
// child will be `NamedImports` object (or `namedBindings`).
|
|
declaration.importClause.getChildAt(0))
|
|
// Find those `NamedImports` object that contains `environment` keyword
|
|
// in its text. E.g. `{ environment as env }`.
|
|
.filter(namedImports => namedImports.getText().includes('environment'))
|
|
.forEach(namedImports => {
|
|
for (const specifier of namedImports.elements) {
|
|
// `propertyName` is defined if the specifier
|
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// has an aliased import.
|
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const name = specifier.propertyName || specifier.name;
|
|
// Find specifier that contains `environment` keyword in its text.
|
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// Whether it's `environment` or `environment as env`.
|
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if (name.text.includes('environment')) {
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environmentExportName = specifier.name.text;
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}
|
|
}
|
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});
|
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return environmentExportName;
|
|
}
|
|
exports.getEnvironmentExportName = getEnvironmentExportName;
|
|
function getRouterModuleDeclaration(source) {
|
|
const result = getDecoratorMetadata(source, 'NgModule', '@angular/core');
|
|
const node = result[0];
|
|
const matchingProperties = getMetadataField(node, 'imports');
|
|
if (!matchingProperties) {
|
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return;
|
|
}
|
|
const assignment = matchingProperties[0];
|
|
if (assignment.initializer.kind !== ts.SyntaxKind.ArrayLiteralExpression) {
|
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return;
|
|
}
|
|
const arrLiteral = assignment.initializer;
|
|
return arrLiteral.elements
|
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.filter(el => el.kind === ts.SyntaxKind.CallExpression)
|
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.find(el => el.getText().startsWith('RouterModule'));
|
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}
|
|
exports.getRouterModuleDeclaration = getRouterModuleDeclaration;
|
|
function addRouteDeclarationToModule(source, fileToAdd, routeLiteral) {
|
|
const routerModuleExpr = getRouterModuleDeclaration(source);
|
|
if (!routerModuleExpr) {
|
|
throw new Error(`Couldn't find a route declaration in ${fileToAdd}.`);
|
|
}
|
|
const scopeConfigMethodArgs = routerModuleExpr
|
|
.arguments;
|
|
if (!scopeConfigMethodArgs.length) {
|
|
const { line } = source.getLineAndCharacterOfPosition(routerModuleExpr.getStart());
|
|
throw new Error(`The router module method doesn't have arguments ` +
|
|
`at line ${line} in ${fileToAdd}`);
|
|
}
|
|
let routesArr;
|
|
const routesArg = scopeConfigMethodArgs[0];
|
|
// Check if the route declarations array is
|
|
// an inlined argument of RouterModule or a standalone variable
|
|
if (ts.isArrayLiteralExpression(routesArg)) {
|
|
routesArr = routesArg;
|
|
}
|
|
else {
|
|
const routesVarName = routesArg.getText();
|
|
let routesVar;
|
|
if (routesArg.kind === ts.SyntaxKind.Identifier) {
|
|
routesVar = source.statements
|
|
.filter((s) => s.kind === ts.SyntaxKind.VariableStatement)
|
|
.find(v => {
|
|
return (v.declarationList.declarations[0].name.getText() === routesVarName);
|
|
});
|
|
}
|
|
if (!routesVar) {
|
|
const { line } = source.getLineAndCharacterOfPosition(routesArg.getStart());
|
|
throw new Error(`No route declaration array was found that corresponds ` +
|
|
`to router module at line ${line} in ${fileToAdd}`);
|
|
}
|
|
routesArr = findNodes(routesVar, ts.SyntaxKind.ArrayLiteralExpression, 1)[0];
|
|
}
|
|
const occurrencesCount = routesArr.elements.length;
|
|
const text = routesArr.getFullText(source);
|
|
let route = routeLiteral;
|
|
let insertPos = routesArr.elements.pos;
|
|
if (occurrencesCount > 0) {
|
|
const lastRouteLiteral = [...routesArr.elements].pop();
|
|
const lastRouteIsWildcard = ts.isObjectLiteralExpression(lastRouteLiteral) &&
|
|
lastRouteLiteral.properties.some(n => ts.isPropertyAssignment(n) &&
|
|
ts.isIdentifier(n.name) &&
|
|
n.name.text === 'path' &&
|
|
ts.isStringLiteral(n.initializer) &&
|
|
n.initializer.text === '**');
|
|
const indentation = text.match(/\r?\n(\r?)\s*/) || [];
|
|
const routeText = `${indentation[0] || ' '}${routeLiteral}`;
|
|
// Add the new route before the wildcard route
|
|
// otherwise we'll always redirect to the wildcard route
|
|
if (lastRouteIsWildcard) {
|
|
insertPos = lastRouteLiteral.pos;
|
|
route = `${routeText},`;
|
|
}
|
|
else {
|
|
insertPos = lastRouteLiteral.end;
|
|
route = `,${routeText}`;
|
|
}
|
|
}
|
|
return new change_1.InsertChange(fileToAdd, insertPos, route);
|
|
}
|
|
exports.addRouteDeclarationToModule = addRouteDeclarationToModule;
|