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TypeScript index-next.query函数代码示例

本文整理汇总了TypeScript中dom5/lib/index-next.query函数的典型用法代码示例。如果您正苦于以下问题:TypeScript query函数的具体用法?TypeScript query怎么用?TypeScript query使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了query函数的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。

示例1: createLinks

export function createLinks(
    urlResolver: UrlResolver,
    html: string,
    baseUrl: ResolvedUrl,
    deps: Set<ResolvedUrl>,
    absolute: boolean = false): string {
  const ast = parse5.parse(html, {locationInfo: true});
  const baseTag = dom5.query(ast, dom5.predicates.hasTagName('base'));
  const baseTagHref = baseTag ? dom5.getAttribute(baseTag, 'href') : '';

  // parse5 always produces a <head> element.
  const head = dom5.query(ast, dom5.predicates.hasTagName('head'))!;
  for (const dep of deps) {
    let href;
    if (absolute && !baseTagHref) {
      href = absUrl(urlResolver.relative(dep));
    } else {
      href = urlResolver.relative(baseUrl, dep);
    }
    const link = dom5.constructors.element('link');
    dom5.setAttribute(link, 'rel', 'prefetch');
    dom5.setAttribute(link, 'href', href);
    dom5.append(head, link);
  }
  dom5.removeFakeRootElements(ast);
  return parse5.serialize(ast);
}
开发者ID:MehdiRaash,项目名称:tools,代码行数:27,代码来源:prefetch-links.ts

示例2: addCustomElementsEs5Adapter

export function addCustomElementsEs5Adapter(html: string): string {
  // Only modify this file if we find a web components polyfill. This is a
  // heuristic to identify the entry point HTML file. Ultimately we should
  // explicitly transform only the entry point by having the project config.
  if (!webcomponentsLoaderRegex.test(html)) {
    return html;
  }
  const parsed = parse5.parse(html, {locationInfo: true});
  const script = dom5.query(parsed, webcomponentsLoaderMatcher);
  if (!script) {
    return html;
  }

  // Collect important dom references & create fragments for injection.
  const loaderScriptUrl = dom5.getAttribute(script, 'src')!;
  const adapterScriptUrl =
      url.resolve(loaderScriptUrl, 'custom-elements-es5-adapter.js');
  const es5AdapterFragment = parse5.parseFragment(`
    <script>if (!window.customElements) { document.write('<!--'); }</script>
    <script type="text/javascript" src="${adapterScriptUrl}"></script>
    <!--! do not remove -->
`);

  dom5.insertBefore(script.parentNode!, script, es5AdapterFragment);
  return parse5.serialize(parsed);
}
开发者ID:Polymer,项目名称:polymer-build,代码行数:26,代码来源:custom-elements-es5-adapter.ts

示例3:

 const hasMarker = (doc: ASTNode, id: string) => {
   const marker = dom5.query(
       doc,
       dom5.predicates.AND(
           dom5.predicates.hasTagName('div'),
           dom5.predicates.hasAttrValue('id', id)));
   return marker != null;
 };
开发者ID:MehdiRaash,项目名称:tools,代码行数:8,代码来源:bundle_test.ts

示例4:

  const injectScript = (js: string) => {
    const fragment = parse5.parseFragment('<script></script>\n');
    dom5.setTextContent(fragment.childNodes![0], js);

    const firstJsScriptOrHtmlImport =
        dom5.query(document, isJsScriptOrHtmlImport);
    if (firstJsScriptOrHtmlImport) {
      dom5.insertBefore(
          firstJsScriptOrHtmlImport.parentNode!,
          firstJsScriptOrHtmlImport,
          fragment);

    } else {
      const headOrDocument =
          dom5.query(document, dom5.predicates.hasTagName('head')) || document;
      dom5.append(headOrDocument, fragment);
    }
  };
开发者ID:MehdiRaash,项目名称:tools,代码行数:18,代码来源:html-transform.ts

示例5: test

    test(testName, async () => {
      const url = analyzer.resolveUrl(`unclosed-tag-attributes.html`)!;
      const document = parser.parse(
          await analyzer.load(url),
          url,
          new PackageUrlResolver({packageDir: fixtureDir}));

      const tag = dom5.query(document.ast, dom5.predicates.hasTagName('tag'))!;
      assert.deepEqual(
          await underliner.underline(document.sourceRangeForNode(tag)), `
<tag attr>
~~~~~~~~~~`);
    });
开发者ID:MehdiRaash,项目名称:tools,代码行数:13,代码来源:html-document_test.ts

示例6: _transformIter

  protected async *
      _transformIter(files: AsyncIterable<File>): AsyncIterable<File> {
    for await (const file of files) {
      if (file.path !== this.filePath) {
        yield file;
        continue;
      }

      const contents = await getFileContents(file);
      const parsed = parse5.parse(contents, {locationInfo: true});
      const base = dom5.query(parsed, baseMatcher);
      if (!base || dom5.getAttribute(base, 'href') === this.newHref) {
        yield file;
        continue;
      }

      dom5.setAttribute(base, 'href', this.newHref);
      dom5.removeFakeRootElements(parsed);
      const updatedFile = file.clone();
      updatedFile.contents = Buffer.from(parse5.serialize(parsed), 'utf-8');
      yield updatedFile;
    }
  }
开发者ID:Polymer,项目名称:tools,代码行数:23,代码来源:base-tag-updater.ts

示例7: parse

  /**
   * Parse html into ASTs.
   *
   * @param {string} htmlString an HTML document.
   * @param {string} href is the path of the document.
   */
  parse(
      contents: string, url: ResolvedUrl, urlResolver: UrlResolver,
      inlineInfo?: InlineDocInfo): ParsedHtmlDocument {
    const ast = parseHtml(contents, {locationInfo: true});

    // There should be at most one <base> tag and it must be inside <head> tag.
    const baseTag = dom5.query(
        ast,
        p.AND(
            p.parentMatches(p.hasTagName('head')),
            p.hasTagName('base'),
            p.hasAttr('href')));

    const isInline = !!inlineInfo;
    inlineInfo = inlineInfo || {};

    let baseUrl: ResolvedUrl =
        inlineInfo.baseUrl !== undefined ? inlineInfo.baseUrl : url;
    if (baseTag) {
      const baseTagHref = getAttribute(baseTag, 'href')! as FileRelativeUrl;
      const resolvedBaseTagHref =
          urlResolver.resolve(url, baseTagHref, undefined);
      if (resolvedBaseTagHref !== undefined) {
        baseUrl = resolvedBaseTagHref;
      }
    }

    return new ParsedHtmlDocument({
      url,
      baseUrl,
      contents,
      ast,
      locationOffset: inlineInfo.locationOffset,
      astNode: inlineInfo.astNode,
      isInline,
    });
  }
开发者ID:MehdiRaash,项目名称:tools,代码行数:43,代码来源:html-parser.ts

示例8: htmlTransform

export function htmlTransform(
    html: string, options: HtmlTransformOptions): string {
  if (options.js && options.js.moduleResolution === 'node' &&
      !options.js.filePath) {
    throw new Error('Cannot perform node module resolution without filePath.');
  }

  const document = parse5.parse(html, {
    locationInfo: true,  // Required for removeFakeNodes.
  });
  removeFakeNodes(document);
  const allScripts = [...dom5.queryAll(document, isJsScript)];

  const shouldTransformEsModuleToAmd = options.js &&
      options.js.transformModulesToAmd &&
      // Assume that if this document has a nomodule script, the author is
      // already handling browsers that don't support modules, and we don't
      // need to transform them (even if the configuration was set).
      // TODO(aomarks) Check this for HtmlSplitter case too.
      !allScripts.some((node) => dom5.hasAttribute(node, 'nomodule'));

  let wctScript, firstModuleScript, finalModuleScript;
  let moduleScriptIdx = 0;

  for (const script of allScripts) {
    const isModule = dom5.getAttribute(script, 'type') === 'module';
    if (isModule) {
      if (firstModuleScript === undefined) {
        firstModuleScript = script;
      }
      finalModuleScript = script;
      if (shouldTransformEsModuleToAmd) {
        transformEsModuleToAmd(script, moduleScriptIdx++, options.js);
        continue;  // Bypass the standard jsTransform below.
      }
    }

    const isInline = !dom5.hasAttribute(script, 'src');
    if (isInline) {
      // Note that scripts split by HtmlSplitter are always external, so we
      // don't have to check for that case here.
      const newJs = jsTransform(
          dom5.getTextContent(script),
          {...options.js, transformModulesToAmd: false});
      dom5.setTextContent(script, newJs);

    } else if (wctScript === undefined) {
      const src = dom5.getAttribute(script, 'src') || '';
      if (src.includes('web-component-tester/browser.js') ||
          src.includes('wct-browser-legacy/browser.js')) {
        wctScript = script;
      }
    }
  }

  if (shouldTransformEsModuleToAmd && finalModuleScript !== undefined) {
    // We've defined a bunch of modules and chained them together. Now we need
    // to initiate loading the chain by requiring the final one.
    const finalModuleName = generateModuleName(moduleScriptIdx - 1);
    const fragment = parse5.parseFragment(
        `<script>require(['${finalModuleName}']);</script>`);
    dom5.insertAfter(
        finalModuleScript.parentNode!, finalModuleScript, fragment);
  }

  if (options.injectAmdLoader && shouldTransformEsModuleToAmd &&
      firstModuleScript !== undefined) {
    const fragment = parse5.parseFragment('<script></script>\n');
    dom5.setTextContent(fragment.childNodes![0], getMinifiedRequireJs());
    const requireJsScript = fragment.childNodes![0];

    // Inject as late as possible (just before the first module is declared, if
    // there is one) because there may be some UMD dependencies that we want to
    // continue to load in global mode instead of AMD mode (which is detected by
    // the presence of the `require` global).
    dom5.insertBefore(
        firstModuleScript.parentNode!, firstModuleScript, fragment);

    if (wctScript !== undefined) {
      addWctTimingHack(wctScript, requireJsScript);
    }
  }

  if (options.injectBabelHelpers) {
    const fragment = parse5.parseFragment('<script></script>\n');
    dom5.setTextContent(fragment.childNodes![0], getMinifiedBabelHelpers());

    const firstJsScriptOrHtmlImport =
        dom5.query(document, isJsScriptOrHtmlImport);
    if (firstJsScriptOrHtmlImport) {
      dom5.insertBefore(
          firstJsScriptOrHtmlImport.parentNode!,
          firstJsScriptOrHtmlImport,
          fragment);

    } else {
      const headOrDocument =
          dom5.query(document, dom5.predicates.hasTagName('head')) || document;
      dom5.append(headOrDocument, fragment);
    }
//.........这里部分代码省略.........
开发者ID:Polymer,项目名称:polymer-build,代码行数:101,代码来源:html-transform.ts


注:本文中的dom5/lib/index-next.query函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。