86 lines
2.3 KiB
TypeScript
86 lines
2.3 KiB
TypeScript
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import {
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NodeTypes,
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TextModes,
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ParserOptions,
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ElementNode,
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Namespaces
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} from '@vue/compiler-core'
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export const enum DOMNamespaces {
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HTML = Namespaces.HTML,
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SVG,
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MATH_ML
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}
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const MATH_ML_TEXT_INTEGRATION_POINT_RE = /^m(?:[ions]|text)$/
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const RAW_TEXT_CONTAINER_RE = /^(?:style|xmp|iframe|noembed|noframes|script|noscript)$/i
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const VOID_TAG_RE = /^(?:area|base|br|col|embed|hr|img|input|link|meta|param|source|track|wbr)$/i
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export const parserOptionsMinimal: ParserOptions = {
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// https://html.spec.whatwg.org/multipage/parsing.html#tree-construction-dispatcher
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getNamespace(tag: string, parent: ElementNode | undefined): DOMNamespaces {
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let ns = parent ? parent.ns : DOMNamespaces.HTML
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if (parent && ns === DOMNamespaces.MATH_ML) {
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if (parent.tag === 'annotation-xml') {
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if (tag === 'svg') {
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return DOMNamespaces.SVG
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}
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if (
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parent.props.some(
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a =>
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a.type === NodeTypes.ATTRIBUTE &&
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a.name === 'encoding' &&
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a.value != null &&
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(a.value.content === 'text/html' ||
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a.value.content === 'application/xhtml+xml')
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)
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) {
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ns = DOMNamespaces.HTML
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}
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} else if (
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MATH_ML_TEXT_INTEGRATION_POINT_RE.test(parent.tag) &&
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tag !== 'mglyph' &&
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tag !== 'malignmark'
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) {
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ns = DOMNamespaces.HTML
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}
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} else if (parent && ns === DOMNamespaces.SVG) {
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if (
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parent.tag === 'foreignObject' ||
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parent.tag === 'desc' ||
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parent.tag === 'title'
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) {
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ns = DOMNamespaces.HTML
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}
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}
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if (ns === DOMNamespaces.HTML) {
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if (tag === 'svg') {
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return DOMNamespaces.SVG
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}
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if (tag === 'math') {
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return DOMNamespaces.MATH_ML
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}
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}
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return ns
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},
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// https://html.spec.whatwg.org/multipage/parsing.html#parsing-html-fragments
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getTextMode(tag: string, ns: DOMNamespaces): TextModes {
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if (ns === DOMNamespaces.HTML) {
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if (tag === 'textarea' || tag === 'title') {
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return TextModes.RCDATA
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}
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if (RAW_TEXT_CONTAINER_RE.test(tag)) {
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return TextModes.RAWTEXT
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}
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}
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return TextModes.DATA
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},
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isVoidTag(tag: string): boolean {
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return VOID_TAG_RE.test(tag)
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}
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}
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