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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | + * or more contributor license agreements. See the NOTICE file |
| 4 | + * distributed with this work for additional information |
| 5 | + * regarding copyright ownership. The ASF licenses this file |
| 6 | + * to you under the Apache License, Version 2.0 (the |
| 7 | + * "License"); you may not use this file except in compliance |
| 8 | + * with the License. You may obtain a copy of the License at |
| 9 | + * |
| 10 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | + * |
| 12 | + * Unless required by applicable law or agreed to in writing, |
| 13 | + * software distributed under the License is distributed on an |
| 14 | + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | + * KIND, either express or implied. See the License for the |
| 16 | + * specific language governing permissions and limitations |
| 17 | + * under the License. |
| 18 | + */ |
| 19 | +package org.netbeans.modules.javascript2.vue.editor.embedding; |
| 20 | + |
| 21 | +import java.util.ArrayList; |
| 22 | +import java.util.Collections; |
| 23 | +import java.util.List; |
| 24 | +import org.netbeans.api.lexer.Token; |
| 25 | +import org.netbeans.api.lexer.TokenHierarchy; |
| 26 | +import org.netbeans.api.lexer.TokenId; |
| 27 | +import org.netbeans.api.lexer.TokenSequence; |
| 28 | +import org.netbeans.modules.javascript2.vue.editor.VueLanguage; |
| 29 | +import static org.netbeans.modules.javascript2.vue.editor.embedding.VueJsEmbeddingProvider.TARGET_MIME_TYPE; |
| 30 | +import org.netbeans.modules.javascript2.vue.editor.lexer.VueTokenId; |
| 31 | +import org.netbeans.modules.parsing.api.Embedding; |
| 32 | +import org.netbeans.modules.parsing.api.Snapshot; |
| 33 | +import org.netbeans.modules.parsing.spi.EmbeddingProvider; |
| 34 | + |
| 35 | +/** |
| 36 | + * |
| 37 | + * |
| 38 | + * @author bhaidu |
| 39 | + */ |
| 40 | +@EmbeddingProvider.Registration( |
| 41 | + mimeType = VueLanguage.MIME_TYPE, |
| 42 | + targetMimeType = TARGET_MIME_TYPE) |
| 43 | +public class VueJsEmbeddingProvider extends EmbeddingProvider { |
| 44 | + public static final String TARGET_MIME_TYPE = "text/javascript"; //NOI18N |
| 45 | + |
| 46 | + @Override |
| 47 | + public List<Embedding> getEmbeddings(Snapshot snapshot) { |
| 48 | + TokenHierarchy<?> tokenHierarchy = snapshot.getTokenHierarchy(); |
| 49 | + TokenSequence<?> ts = tokenHierarchy.tokenSequence(); |
| 50 | + |
| 51 | + if (ts == null || !ts.isValid()) { |
| 52 | + return Collections.emptyList(); |
| 53 | + } |
| 54 | + |
| 55 | + ts.moveStart(); |
| 56 | + |
| 57 | + List<Embedding> embeddings = new ArrayList<>(); |
| 58 | + |
| 59 | + while (ts.moveNext()) { |
| 60 | + Token<?> token = ts.token(); |
| 61 | + TokenId id = token.id(); |
| 62 | + if (id.equals(VueTokenId.JAVASCRIPT)) { |
| 63 | + embeddings.add(snapshot.create(ts.offset(), token.length(), TARGET_MIME_TYPE)); |
| 64 | + } |
| 65 | + } |
| 66 | + |
| 67 | + if (embeddings.isEmpty()) { |
| 68 | + return Collections.emptyList(); |
| 69 | + } |
| 70 | + return Collections.singletonList(Embedding.create(embeddings)); |
| 71 | + |
| 72 | + } |
| 73 | + |
| 74 | + @Override |
| 75 | + public int getPriority() { |
| 76 | + return 220; |
| 77 | + } |
| 78 | + |
| 79 | + @Override |
| 80 | + public void cancel() { |
| 81 | + // nothing so far |
| 82 | + } |
| 83 | +} |
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