86 lines
3.6 KiB
TypeScript
86 lines
3.6 KiB
TypeScript
import { makeMap } from './makeMap'
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/**
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* On the client we only need to offer special cases for boolean attributes that
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* have different names from their corresponding dom properties:
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* - itemscope -> N/A
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* - allowfullscreen -> allowFullscreen
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* - formnovalidate -> formNoValidate
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* - ismap -> isMap
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* - nomodule -> noModule
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* - novalidate -> noValidate
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* - readonly -> readOnly
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*/
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const specialBooleanAttrs = `itemscope,allowfullscreen,formnovalidate,ismap,nomodule,novalidate,readonly`
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export const isSpecialBooleanAttr = /*#__PURE__*/ makeMap(specialBooleanAttrs)
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/**
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* The full list is needed during SSR to produce the correct initial markup.
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*/
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export const isBooleanAttr = /*#__PURE__*/ makeMap(
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specialBooleanAttrs +
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`,async,autofocus,autoplay,controls,default,defer,disabled,hidden,` +
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`loop,open,required,reversed,scoped,seamless,` +
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`checked,muted,multiple,selected`
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)
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const unsafeAttrCharRE = /[>/="'\u0009\u000a\u000c\u0020]/
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const attrValidationCache: Record<string, boolean> = {}
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export function isSSRSafeAttrName(name: string): boolean {
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if (attrValidationCache.hasOwnProperty(name)) {
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return attrValidationCache[name]
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}
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const isUnsafe = unsafeAttrCharRE.test(name)
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if (isUnsafe) {
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console.error(`unsafe attribute name: ${name}`)
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}
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return (attrValidationCache[name] = !isUnsafe)
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}
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export const propsToAttrMap: Record<string, string | undefined> = {
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acceptCharset: 'accept-charset',
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className: 'class',
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htmlFor: 'for',
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httpEquiv: 'http-equiv'
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}
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/**
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* CSS properties that accept plain numbers
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*/
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export const isNoUnitNumericStyleProp = /*#__PURE__*/ makeMap(
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`animation-iteration-count,border-image-outset,border-image-slice,` +
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`border-image-width,box-flex,box-flex-group,box-ordinal-group,column-count,` +
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`columns,flex,flex-grow,flex-positive,flex-shrink,flex-negative,flex-order,` +
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`grid-row,grid-row-end,grid-row-span,grid-row-start,grid-column,` +
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`grid-column-end,grid-column-span,grid-column-start,font-weight,line-clamp,` +
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`line-height,opacity,order,orphans,tab-size,widows,z-index,zoom,` +
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// SVG
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`fill-opacity,flood-opacity,stop-opacity,stroke-dasharray,stroke-dashoffset,` +
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`stroke-miterlimit,stroke-opacity,stroke-width`
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)
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/**
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* Known attributes, this is used for stringification of runtime static nodes
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* so that we don't stringify bindings that cannot be set from HTML.
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* Don't also forget to allow `data-*` and `aria-*`!
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* Generated from https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes
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*/
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export const isKnownAttr = /*#__PURE__*/ makeMap(
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`accept,accept-charset,accesskey,action,align,allow,alt,async,` +
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`autocapitalize,autocomplete,autofocus,autoplay,background,bgcolor,` +
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`border,buffered,capture,challenge,charset,checked,cite,class,code,` +
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`codebase,color,cols,colspan,content,contenteditable,contextmenu,controls,` +
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`coords,crossorigin,csp,data,datetime,decoding,default,defer,dir,dirname,` +
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`disabled,download,draggable,dropzone,enctype,enterkeyhint,for,form,` +
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`formaction,formenctype,formmethod,formnovalidate,formtarget,headers,` +
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`height,hidden,high,href,hreflang,http-equiv,icon,id,importance,integrity,` +
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`ismap,itemprop,keytype,kind,label,lang,language,loading,list,loop,low,` +
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`manifest,max,maxlength,minlength,media,min,multiple,muted,name,novalidate,` +
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`open,optimum,pattern,ping,placeholder,poster,preload,radiogroup,readonly,` +
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`referrerpolicy,rel,required,reversed,rows,rowspan,sandbox,scope,scoped,` +
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`selected,shape,size,sizes,slot,span,spellcheck,src,srcdoc,srclang,srcset,` +
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`start,step,style,summary,tabindex,target,title,translate,type,usemap,` +
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`value,width,wrap`
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)
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