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14.8 kBJavaScriptView Raw
1/**
2 * @license
3 * Copyright Google Inc. All Rights Reserved.
4 *
5 * Use of this source code is governed by an MIT-style license that can be
6 * found in the LICENSE file at https://angular.io/license
7 */
8import * as tslib_1 from "tslib";
9import { extractMessages } from './extractor_merger';
10import * as i18n from './i18n_ast';
11/**
12 * A container for message extracted from the templates.
13 */
14var MessageBundle = /** @class */ (function () {
15 function MessageBundle(_htmlParser, _implicitTags, _implicitAttrs, _locale) {
16 if (_locale === void 0) { _locale = null; }
17 this._htmlParser = _htmlParser;
18 this._implicitTags = _implicitTags;
19 this._implicitAttrs = _implicitAttrs;
20 this._locale = _locale;
21 this._messages = [];
22 }
23 MessageBundle.prototype.updateFromTemplate = function (html, url, interpolationConfig) {
24 var _a;
25 var htmlParserResult = this._htmlParser.parse(html, url, { tokenizeExpansionForms: true, interpolationConfig: interpolationConfig });
26 if (htmlParserResult.errors.length) {
27 return htmlParserResult.errors;
28 }
29 var i18nParserResult = extractMessages(htmlParserResult.rootNodes, interpolationConfig, this._implicitTags, this._implicitAttrs);
30 if (i18nParserResult.errors.length) {
31 return i18nParserResult.errors;
32 }
33 (_a = this._messages).push.apply(_a, tslib_1.__spread(i18nParserResult.messages));
34 return [];
35 };
36 // Return the message in the internal format
37 // The public (serialized) format might be different, see the `write` method.
38 MessageBundle.prototype.getMessages = function () { return this._messages; };
39 MessageBundle.prototype.write = function (serializer, filterSources) {
40 var messages = {};
41 var mapperVisitor = new MapPlaceholderNames();
42 // Deduplicate messages based on their ID
43 this._messages.forEach(function (message) {
44 var _a;
45 var id = serializer.digest(message);
46 if (!messages.hasOwnProperty(id)) {
47 messages[id] = message;
48 }
49 else {
50 (_a = messages[id].sources).push.apply(_a, tslib_1.__spread(message.sources));
51 }
52 });
53 // Transform placeholder names using the serializer mapping
54 var msgList = Object.keys(messages).map(function (id) {
55 var mapper = serializer.createNameMapper(messages[id]);
56 var src = messages[id];
57 var nodes = mapper ? mapperVisitor.convert(src.nodes, mapper) : src.nodes;
58 var transformedMessage = new i18n.Message(nodes, {}, {}, src.meaning, src.description, id);
59 transformedMessage.sources = src.sources;
60 if (filterSources) {
61 transformedMessage.sources.forEach(function (source) { return source.filePath = filterSources(source.filePath); });
62 }
63 return transformedMessage;
64 });
65 return serializer.write(msgList, this._locale);
66 };
67 return MessageBundle;
68}());
69export { MessageBundle };
70// Transform an i18n AST by renaming the placeholder nodes with the given mapper
71var MapPlaceholderNames = /** @class */ (function (_super) {
72 tslib_1.__extends(MapPlaceholderNames, _super);
73 function MapPlaceholderNames() {
74 return _super !== null && _super.apply(this, arguments) || this;
75 }
76 MapPlaceholderNames.prototype.convert = function (nodes, mapper) {
77 var _this = this;
78 return mapper ? nodes.map(function (n) { return n.visit(_this, mapper); }) : nodes;
79 };
80 MapPlaceholderNames.prototype.visitTagPlaceholder = function (ph, mapper) {
81 var _this = this;
82 var startName = mapper.toPublicName(ph.startName);
83 var closeName = ph.closeName ? mapper.toPublicName(ph.closeName) : ph.closeName;
84 var children = ph.children.map(function (n) { return n.visit(_this, mapper); });
85 return new i18n.TagPlaceholder(ph.tag, ph.attrs, startName, closeName, children, ph.isVoid, ph.sourceSpan);
86 };
87 MapPlaceholderNames.prototype.visitPlaceholder = function (ph, mapper) {
88 return new i18n.Placeholder(ph.value, mapper.toPublicName(ph.name), ph.sourceSpan);
89 };
90 MapPlaceholderNames.prototype.visitIcuPlaceholder = function (ph, mapper) {
91 return new i18n.IcuPlaceholder(ph.value, mapper.toPublicName(ph.name), ph.sourceSpan);
92 };
93 return MapPlaceholderNames;
94}(i18n.CloneVisitor));
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All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {HtmlParser} from '../ml_parser/html_parser';\nimport {InterpolationConfig} from '../ml_parser/interpolation_config';\nimport {ParseError} from '../parse_util';\n\nimport {extractMessages} from './extractor_merger';\nimport * as i18n from './i18n_ast';\nimport {PlaceholderMapper, Serializer} from './serializers/serializer';\n\n\n/**\n * A container for message extracted from the templates.\n */\nexport class MessageBundle {\n  private _messages: i18n.Message[] = [];\n\n  constructor(\n      private _htmlParser: HtmlParser, private _implicitTags: string[],\n      private _implicitAttrs: {[k: string]: string[]}, private _locale: string|null = null) {}\n\n  updateFromTemplate(html: string, url: string, interpolationConfig: InterpolationConfig):\n      ParseError[] {\n    const htmlParserResult =\n        this._htmlParser.parse(html, url, {tokenizeExpansionForms: true, interpolationConfig});\n\n    if (htmlParserResult.errors.length) {\n      return htmlParserResult.errors;\n    }\n\n    const i18nParserResult = extractMessages(\n        htmlParserResult.rootNodes, interpolationConfig, this._implicitTags, this._implicitAttrs);\n\n    if (i18nParserResult.errors.length) {\n      return i18nParserResult.errors;\n    }\n\n    this._messages.push(...i18nParserResult.messages);\n    return [];\n  }\n\n  // Return the message in the internal format\n  // The public (serialized) format might be different, see the `write` method.\n  getMessages(): i18n.Message[] { return this._messages; }\n\n  write(serializer: Serializer, filterSources?: (path: string) => string): string {\n    const messages: {[id: string]: i18n.Message} = {};\n    const mapperVisitor = new MapPlaceholderNames();\n\n    // Deduplicate messages based on their ID\n    this._messages.forEach(message => {\n      const id = serializer.digest(message);\n      if (!messages.hasOwnProperty(id)) {\n        messages[id] = message;\n      } else {\n        messages[id].sources.push(...message.sources);\n      }\n    });\n\n    // Transform placeholder names using the serializer mapping\n    const msgList = Object.keys(messages).map(id => {\n      const mapper = serializer.createNameMapper(messages[id]);\n      const src = messages[id];\n      const nodes = mapper ? mapperVisitor.convert(src.nodes, mapper) : src.nodes;\n      let transformedMessage = new i18n.Message(nodes, {}, {}, src.meaning, src.description, id);\n      transformedMessage.sources = src.sources;\n      if (filterSources) {\n        transformedMessage.sources.forEach(\n            (source: i18n.MessageSpan) => source.filePath = filterSources(source.filePath));\n      }\n      return transformedMessage;\n    });\n\n    return serializer.write(msgList, this._locale);\n  }\n}\n\n// Transform an i18n AST by renaming the placeholder nodes with the given mapper\nclass MapPlaceholderNames extends i18n.CloneVisitor {\n  convert(nodes: i18n.Node[], mapper: PlaceholderMapper): i18n.Node[] {\n    return mapper ? nodes.map(n => n.visit(this, mapper)) : nodes;\n  }\n\n  visitTagPlaceholder(ph: i18n.TagPlaceholder, mapper: PlaceholderMapper): i18n.TagPlaceholder {\n    const startName = mapper.toPublicName(ph.startName) !;\n    const closeName = ph.closeName ? mapper.toPublicName(ph.closeName) ! : ph.closeName;\n    const children = ph.children.map(n => n.visit(this, mapper));\n    return new i18n.TagPlaceholder(\n        ph.tag, ph.attrs, startName, closeName, children, ph.isVoid, ph.sourceSpan);\n  }\n\n  visitPlaceholder(ph: i18n.Placeholder, mapper: PlaceholderMapper): i18n.Placeholder {\n    return new i18n.Placeholder(ph.value, mapper.toPublicName(ph.name) !, ph.sourceSpan);\n  }\n\n  visitIcuPlaceholder(ph: i18n.IcuPlaceholder, mapper: PlaceholderMapper): i18n.IcuPlaceholder {\n    return new i18n.IcuPlaceholder(ph.value, mapper.toPublicName(ph.name) !, ph.sourceSpan);\n  }\n}\n"]}
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