本文整理汇总了TypeScript中dom5.parse函数的典型用法代码示例。如果您正苦于以下问题：TypeScript parse函数的具体用法？TypeScript parse怎么用？TypeScript parse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parse函数的4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: _addSharedImportsToShell
_addSharedImportsToShell(bundles: Map<string, string[]>): string {
console.assert(this.shell != null);
let shellDeps = bundles.get(this.shell)
.map((d) => path.relative(path.dirname(this.shell), d));
let file = this.analyzer.files.get(this.shell);
console.assert(file != null);
let contents = file.contents.toString();
let doc = dom5.parse(contents);
let imports = dom5.queryAll(doc, dom5.predicates.AND(
dom5.predicates.hasTagName('link'),
dom5.predicates.hasAttrValue('rel', 'import')
));
// Remove all imports that are in the shared deps list so that we prefer
// the ordering or shared deps. Any imports left should be independent of
// ordering of shared deps.
let shellDepsSet = new Set(shellDeps);
for (let _import of imports) {
if (shellDepsSet.has(dom5.getAttribute(_import, 'href'))) {
dom5.remove(_import);
}
}
// Append all shared imports to the end of <head>
let head = dom5.query(doc, dom5.predicates.hasTagName('head'));
for (let dep of shellDeps) {
let newImport = dom5.constructors.element('link');
dom5.setAttribute(newImport, 'rel', 'import');
dom5.setAttribute(newImport, 'href', dep);
dom5.append(head, newImport);
}
let newContents = dom5.serialize(doc);
return newContents;
}示例2: _addSharedImportsToShell
_addSharedImportsToShell(bundles: Map<string, string[]>): string {
console.assert(this.shell != null);
let shellUrl = urlFromPath(this.root, this.shell);
let shellUrlDir = posixPath.dirname(shellUrl);
let shellDeps = bundles.get(shellUrl)
.map((d) => posixPath.relative(shellUrlDir, d));
logger.debug('found shell dependencies', {
shellUrl: shellUrl,
shellUrlDir: shellUrlDir,
shellDeps: shellDeps,
});
let file = this.analyzer.getFile(this.shell);
console.assert(file != null);
let contents = file.contents.toString();
let doc = dom5.parse(contents);
let imports = dom5.queryAll(doc, dom5.predicates.AND(
dom5.predicates.hasTagName('link'),
dom5.predicates.hasAttrValue('rel', 'import')
));
logger.debug('found html import elements', {
imports: imports.map((el) => dom5.getAttribute(el, 'href')),
});
// Remove all imports that are in the shared deps list so that we prefer
// the ordering or shared deps. Any imports left should be independent of
// ordering of shared deps.
let shellDepsSet = new Set(shellDeps);
for (let _import of imports) {
let importHref = dom5.getAttribute(_import, 'href');
if (shellDepsSet.has(importHref)) {
logger.debug(`removing duplicate import element "${importHref}"...`);
dom5.remove(_import);
}
}
// Append all shared imports to the end of <head>
let head = dom5.query(doc, dom5.predicates.hasTagName('head'));
for (let dep of shellDeps) {
let newImport = dom5.constructors.element('link');
dom5.setAttribute(newImport, 'rel', 'import');
dom5.setAttribute(newImport, 'href', dep);
dom5.append(head, newImport);
}
let newContents = dom5.serialize(doc);
return newContents;
}示例3: pullUpDeps
pullUpDeps(
file: File,
deps: string[],
type: 'import' | 'prefetch'
) {
let contents = file.contents.toString();
let ast = dom5.parse(contents);
let head = dom5.query(ast, dom5.predicates.hasTagName('head'));
for (let dep of deps) {
if (dep.startsWith(this.root)) {
dep = path.relative(file.dirname, dep);
}
// prefetched deps should be absolute, as they will be in the main file
if (type === 'prefetch') {
dep = path.join('/', dep);
}
let link = dom5.constructors.element('link');
dom5.setAttribute(link, 'rel', type);
dom5.setAttribute(link, 'href', dep);
dom5.append(head, link);
}
contents = dom5.serialize(ast);
file.contents = new Buffer(contents);
}示例4: addShadowDomTests
async function addShadowDomTests(element: ElementRepo): Promise<void> {
const testDir = path.join(element.dir, 'test');
if (!existsSync(testDir) || !fs.statSync(testDir).isDirectory()) {
return; // nothing to do
}
const testIndexFile = path.join(testDir, 'index.html');
if (!existsSync(testIndexFile)) {
return; // nothing to do
}
const contents = fs.readFileSync(testIndexFile, 'utf8');
const domTree = dom5.parse(contents);
const scripts = dom5.queryAll(domTree, (n) => n.tagName === 'script');
let updateNeeded = false;
for (const script of scripts) {
const data = script.childNodes[0];
if (!data || data.nodeName !== '#text') {
continue;
}
const program = espree.parse(data.value, {attachComment: true});
estree_walker.walk(program, {
enter(n) {
if (!(n.type === 'CallExpression' &&
n.callee.type === 'MemberExpression')) {
return;
}
if (!(n.callee.object && n.callee.property)) {
return;
}
if (!(n.callee.object.name === 'WCT' &&
n.callee.property.name === 'loadSuites')) {
return;
}
if (!(n.arguments && n.arguments.length === 1 &&
n.arguments[0].type === 'ArrayExpression')) {
return;
}
const testFilenameExpressions = n.arguments[0];
const shadyFilenames = new Set<string>();
const shadowFilenames = new Set<string>();
for (const filenameExpression of testFilenameExpressions.elements) {
if (/dom=shadow/.test(filenameExpression.value)) {
shadowFilenames.add(filenameExpression.value);
} else {
shadyFilenames.add(filenameExpression.value);
}
}
for (const shadyFilename of shadyFilenames) {
if (!shadowFilenames.has(shadyFilename + '?dom=shadow')) {
updateNeeded = true;
}
}
testFilenameExpressions.elements = [];
for (const shadyFilename of shadyFilenames) {
testFilenameExpressions.elements.push(
{type: 'Literal', value: shadyFilename});
}
for (const shadyFilename of shadyFilenames) {
testFilenameExpressions.elements.push(
{type: 'Literal', value: shadyFilename + '?dom=shadow'});
}
}
});
// Try to infer indentation
let indentation = ' ';
const parent = script.parentNode;
const scriptIndex = parent.childNodes.indexOf(script);
if (scriptIndex >= 0 &&
parent.childNodes[scriptIndex - 1].nodeName === '#text') {
const textJustBefore = parent.childNodes[scriptIndex - 1].value;
indentation = textJustBefore.match(/( +)$/)[1];
}
data.value = '\n' + escodegen.generate(program, {
comment: true,
format: {
indent: {
style: ' ',
base: (indentation.length / 2) + 1,
adjustMultilineComment: true
}
}
}) + '\n' + indentation;
}
if (updateNeeded) {
fs.writeFileSync(testIndexFile, dom5.serialize(domTree) + '\n', 'utf8');
element.needsReview = true;
await makeCommit(
element, ['test/index.html'],
'Add shadow dom test configurations.');
}
}