| /** |
| * @license |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import type { Matcher, TextQuoteSelector } from '@apache-annotator/selector'; |
| import { textQuoteSelectorMatcher as abstractTextQuoteSelectorMatcher } from '@apache-annotator/selector'; |
| import { TextNodeChunker, EmptyScopeError } from '../text-node-chunker'; |
| |
| export function createTextQuoteSelectorMatcher( |
| selector: TextQuoteSelector, |
| ): Matcher<Range, Range> { |
| const abstractMatcher = abstractTextQuoteSelectorMatcher(selector); |
| |
| return async function* matchAll(scope) { |
| let textChunks; |
| try { |
| textChunks = new TextNodeChunker(scope); |
| } catch (err) { |
| if (err instanceof EmptyScopeError) return; |
| // An empty range contains no matches. |
| else throw err; |
| } |
| |
| for await (const abstractMatch of abstractMatcher(textChunks)) { |
| yield textChunks.chunkRangeToRange(abstractMatch); |
| } |
| }; |
| } |