2 lines
8.6 KiB
JavaScript
2 lines
8.6 KiB
JavaScript
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import{isTokenEOF as e,TokenType as n,isToken as t,stringify as o,mirrorVariant as s,isTokenOpenParen as i,isTokenOpenCurly as r,isTokenOpenSquare as a,isTokenFunction as c,isTokenWhitespace as u,isTokenComment as l,mirrorVariantType as d,ParseError as h,isTokenWhiteSpaceOrComment as p,isTokenCloseParen as m,isTokenComma as k}from"@csstools/css-tokenizer";var f;function walkerIndexGenerator(e){let n=e.slice();return(e,t,o)=>{let s=-1;for(let i=n.indexOf(t);i<n.length&&(s=e.indexOf(n[i]),-1===s||s<o);i++);return-1===s||s===o&&t===e[o]&&(s++,s>=e.length)?-1:(n=e.slice(),s)}}function consumeComponentValue(e,n){const t=n[0];if(i(t)||r(t)||a(t)){const t=consumeSimpleBlock(e,n);return{advance:t.advance,node:t.node}}if(c(t)){const t=consumeFunction(e,n);return{advance:t.advance,node:t.node}}if(u(t)){const t=consumeWhitespace(e,n);return{advance:t.advance,node:t.node}}if(l(t)){const t=consumeComment(e,n);return{advance:t.advance,node:t.node}}return{advance:1,node:new TokenNode(t)}}!function(e){e.Function="function",e.SimpleBlock="simple-block",e.Whitespace="whitespace",e.Comment="comment",e.Token="token"}(f||(f={}));class ContainerNodeBaseClass{value=[];indexOf(e){return this.value.indexOf(e)}at(e){if("number"==typeof e)return e<0&&(e=this.value.length+e),this.value[e]}forEach(e,n){if(0===this.value.length)return;const t=walkerIndexGenerator(this.value);let o=0;for(;o<this.value.length;){const s=this.value[o];let i;if(n&&(i={...n}),!1===e({node:s,parent:this,state:i},o))return!1;if(o=t(this.value,s,o),-1===o)break}}walk(e,n){0!==this.value.length&&this.forEach(((n,t)=>!1!==e(n,t)&&((!("walk"in n.node)||!this.value.includes(n.node)||!1!==n.node.walk(e,n.state))&&void 0)),n)}}class FunctionNode extends ContainerNodeBaseClass{type=f.Function;name;endToken;constructor(e,n,t){super(),this.name=e,this.endToken=n,this.value=t}getName(){return this.name[4].value}normalize(){e(this.endToken)&&(this.endToken=[n.CloseParen,")",-1,-1,void 0])}tokens(){return e(this.endToken)?[this.name,...this.value.flatMap((e=>e.tokens()))]:[this.name,...this.value.flatMap((e=>e.tokens())),this.endToken]}toString(){const e=this.value.map((e=>t(e)?o(e):e.toString())).join("");return o(this.name)+e+o(this.endToken)}toJSON(){return{type:this.type,name:this.getName(),tokens:this.tokens(),value:this.value.map((e=>e.toJSON()))}}isFunctionNode(){return FunctionNode.isFunctionNode(this)}static isFunctionNode(e){return!!e&&(e instanceof FunctionNode&&e.type===f.Function)}}function consumeFunction(n,t){const o=[];let s=1;for(;;){const i=t[s];if(!i||e(i))return n.onParseError(new h("Unexpected EOF while consuming a function.",t[0][2],t[t.length-1][3],["5.4.9. Consume a function","Unexpected EOF"])),{advance:t.length,node:new FunctionNode(t[0],i,o)};if(m(i))return{advance:s+1,node:new FunctionNode(t[0],i,o)};if(p(i)){const e=consumeAllCommentsAndWhitespace(n,t.slice(s));s+=e.advance,o.push(...e.nodes);continue}const r=consumeComponentValue(n,t.slice(s));s+=r.advance,o.push(r.node)}}class SimpleBlockNode extends ContainerNodeBaseClass{type=f.SimpleBlock;startToken;endToken;constructor(e,n,t){super(),this.startToken=e,this.endToken=n,this.value=t}normalize(){if(e(this.endToken)){const e=s(this.startToken);e&&(this.endToken=e)}}tokens(){return e(this.endToken)?[this.startToken,...this.value.flatMap((e=>e.tokens()))]:[this.startToken,...this.value.flatMap((e=>e.tokens())),this.endToken]}toString(){const e=this.value.map((e=>t(e)?o(e):e.toString())).join("");return o(this.startToken)+e+o(this.endToken)}toJSON(){return{type:this.type,startToken:this.startToken,tokens:this.tokens(),value:this.value.map((e=>e.toJSON()))}}isSimpleBlockNode(){return SimpleBlockNode.isSimpleBlockNode(this)}static isSimpleBlockNode(e){return!!e&&(e instanceof SimpleBlockNode&&e.type===f.SimpleBlock)}}function consumeSimpleBlock(n,t){const o=d(t[0][0]);if(!o)throw new Error("Failed to parse, a mirror variant must exist for all block open tokens.");const s=[];let i=1;for(;;){const r=t[i];if(!r||e(r))return n.onParseError(new h("Unexpected EOF while consuming a simple block.",t[0][2],t[t.length-1][
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