import{parser}from"@lezer/css";import{syntaxTree,LRLanguage,indentNodeProp,continuedIndent,foldNodeProp,foldInside,LanguageSupport}from"@codemirror/language";let _properties=null;function properties(){if(!_properties&&typeof document=="object"&&document.body){let names=[];for(let prop in document.body.style){if(!/[A-Z]|^-|^(item|length)$/.test(prop))names.push(prop)}_properties=names.sort().map(name=>({type:"property",label:name}))}return _properties||[]}const pseudoClasses=["active","after","any-link","autofill","backdrop","before","checked","cue","default","defined","disabled","empty","enabled","file-selector-button","first","first-child","first-letter","first-line","first-of-type","focus","focus-visible","focus-within","fullscreen","has","host","host-context","hover","in-range","indeterminate","invalid","is","lang","last-child","last-of-type","left","link","marker","modal","not","nth-child","nth-last-child","nth-last-of-type","nth-of-type","only-child","only-of-type","optional","out-of-range","part","placeholder","placeholder-shown","read-only","read-write","required","right","root","scope","selection","slotted","target","target-text","valid","visited","where"].map(name=>({type:"class",label:name}));const values=["above","absolute","activeborder","additive","activecaption","after-white-space","ahead","alias","all","all-scroll","alphabetic","alternate","always","antialiased","appworkspace","asterisks","attr","auto","auto-flow","avoid","avoid-column","avoid-page","avoid-region","axis-pan","background","backwards","baseline","below","bidi-override","blink","block","block-axis","bold","bolder","border","border-box","both","bottom","break","break-all","break-word","bullets","button","button-bevel","buttonface","buttonhighlight","buttonshadow","buttontext","calc","capitalize","caps-lock-indicator","caption","captiontext","caret","cell","center","checkbox","circle","cjk-decimal","clear","clip","close-quote","col-resize","collapse","color","color-burn","color-dodge","column","column-reverse","compact","condensed","contain","content","contents","content-box","context-menu","continuous","copy","counter","counters","cover","crop","cross","crosshair","currentcolor","cursive","cyclic","darken","dashed","decimal","decimal-leading-zero","default","default-button","dense","destination-atop","destination-in","destination-out","destination-over","difference","disc","discard","disclosure-closed","disclosure-open","document","dot-dash","dot-dot-dash","dotted","double","down","e-resize","ease","ease-in","ease-in-out","ease-out","element","ellipse","ellipsis","embed","end","ethiopic-abegede-gez","ethiopic-halehame-aa-er","ethiopic-halehame-gez","ew-resize","exclusion","expanded","extends","extra-condensed","extra-expanded","fantasy","fast","fill","fill-box","fixed","flat","flex","flex-end","flex-start","footnotes","forwards","from","geometricPrecision","graytext","grid","groove","hand","hard-light","help","hidden","hide","higher","highlight","highlighttext","horizontal","hsl","hsla","hue","icon","ignore","inactiveborder","inactivecaption","inactivecaptiontext","infinite","infobackground","infotext","inherit","initial","inline","inline-axis","inline-block","inline-flex","inline-grid","inline-table","inset","inside","intrinsic","invert","italic","justify","keep-all","landscape","large","larger","left","level","lighter","lighten","line-through","linear","linear-gradient","lines","list-item","listbox","listitem","local","logical","loud","lower","lower-hexadecimal","lower-latin","lower-norwegian","lowercase","ltr","luminosity","manipulation","match","matrix","matrix3d","medium","menu","menutext","message-box","middle","min-intrinsic","mix","monospace","move","multiple","multiple_mask_images","multiply","n-resize","narrower","ne-resize","nesw-resize","no-close-quote","no-drop","no-open-quote","no-repeat","none","normal","not-allowed","nowrap","ns-resize","numbers","numeric","nw-resize","nwse-resize","oblique","opacity","open-quote","optimizeLegibility","optimizeSpeed","outset","outside","outside-shape","overlay","overline","padding","padding-box","painted","page","paused","perspective","pinch-zoom","plus-darker","plus-lighter","pointer","polygon","portrait","pre","pre-line","pre-wrap","preserve-3d","progress","push-button","radial-gradient","radio","read-only","read-write","read-write-plaintext-only","rectangle","region","relative","repeat","repeating-linear-gradient","repeating-radial-gradient","repeat-x","repeat-y","reset","reverse","rgb","rgba","ridge","right","rotate","rotate3d","rotateX","rotateY","rotateZ","round","row","row-resize","row-reverse","rtl","run-in","running","s-resize","sans-serif","saturation","scale","scale3d","scaleX","scaleY","scaleZ","screen","scroll","scrollbar","scroll-position","se-resize","self-start","self-end","semi-condensed","semi-expanded","separate","serif","show","single","skew","skewX","skewY","skip-white-space","slide","slider-horizontal","slider-vertical","sliderthumb-horizontal","sliderthumb-vertical","slow","small","small-caps","small-caption","smaller","soft-light","solid","source-atop","source-in","source-out","source-over","space","space-around","space-between","space-evenly","spell-out","square","start","static","status-bar","stretch","stroke","stroke-box","sub","subpixel-antialiased","svg_masks","super","sw-resize","symbolic","symbols","system-ui","table","table-caption","table-cell","table-column","table-column-group","table-footer-group","table-header-group","table-row","table-row-group","text","text-bottom","text-top","textarea","textfield","thick","thin","threeddarkshadow","threedface","threedhighlight","threedlightshadow","threedshadow","to","top","transform","translate","translate3d","translateX","translateY","translateZ","transparent","ultra-condensed","ultra-expanded","underline","unidirectional-pan","unset","up","upper-latin","uppercase","url","var","vertical","vertical-text","view-box","visible","visibleFill","visiblePainted","visibleStroke","visual","w-resize","wait","wave","wider","window","windowframe","windowtext","words","wrap","wrap-reverse","x-large","x-small","xor","xx-large","xx-small"].map(name=>({type:"keyword",label:name})).concat(["aliceblue","antiquewhite","aqua","aqu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tags=["a","abbr","address","article","aside","b","bdi","bdo","blockquote","body","br","button","canvas","caption","cite","code","col","colgroup","dd","del","details","dfn","dialog","div","dl","dt","em","figcaption","figure","footer","form","header","hgroup","h1","h2","h3","h4","h5","h6","hr","html","i","iframe","img","input","ins","kbd","label","legend","li","main","meter","nav","ol","output","p","pre","ruby","section","select","small","source","span","strong","sub","summary","sup","table","tbody","td","template","textarea","tfoot","th","thead","tr","u","ul"].map(name=>({type:"type",label:name}));const identifier=/^[\w-]*/;const cssCompletionSource=context=>{let{state,pos}=context,node=syntaxTree(state).resolveInner(pos,-1);if(node.name=="PropertyName")return{from:node.from,options:properties(),validFor:identifier};if(node.name=="ValueName")return{from:node.from,options:values,validFor:identifier};if(node.name=="PseudoClassName")return{from:node.from,options:pseudoClasses,validFor:identifier};if(node.name=="TagName"){for(let{parent}=node;parent;parent=parent.parent)if(parent.name=="Block")return{from:node.from,options:properties(),validFor:identifier};return{from:node.from,options:tags,validFor:identifier}}if(!context.explicit)return null;let above=node.resolve(pos),before=above.childBefore(pos);if(before&&before.name==":"&&above.name=="PseudoClassSelector")return{from:pos,options:pseudoClasses,validFor:identifier};if(before&&before.name==":"&&above.name=="Declaration"||above.name=="ArgList")return{from:pos,options:values,validFor:identifier};if(above.name=="Block")return{from:pos,options:properties(),validFor:identifier};return null};const cssLanguage=LRLanguage.define({name:"css",parser:parser.configure({props:[indentNodeProp.add({Declaration:continuedIndent()}),foldNodeProp.add({Block:foldInside})]}),languageData:{commentTokens:{block:{open:"/*",close:"*/"}},indentOnInput:/^\s*\}$/,wordChars:"-"}});function css(){return new LanguageSupport(cssLanguage,cssLanguage.data.of({autocomplete:cssCompletionSource}))}export{css,cssCompletionSource,cssLanguage};