@vuux/editor/dist/lib/src/markdown/Lexer.cjs

Vue Nuxt 富文本编辑器

"use strict";Object.defineProperty(exports,Symbol.toStringTag,{value:"Module"});const k=require("./Tokenizer.cjs"),w=require("./defaults.cjs"),h=require("./rules.cjs");class p{tokens;options;state;tokenizer;inlineQueue;constructor(e){this.tokens=[],this.tokens.links=Object.create(null),this.options=e||w._defaults,this.options.tokenizer=this.options.tokenizer||new k._Tokenizer,this.tokenizer=this.options.tokenizer,this.tokenizer.options=this.options,this.tokenizer.lexer=this,this.inlineQueue=[],this.state={inLink:!1,inRawBlock:!1,top:!0};const i={other:h.other,block:h.block.normal,inline:h.inline.normal};this.options.pedantic?(i.block=h.block.pedantic,i.inline=h.inline.pedantic):this.options.gfm&&(i.block=h.block.gfm,this.options.breaks?i.inline=h.inline.breaks:i.inline=h.inline.gfm),this.tokenizer.rules=i}static get rules(){return{block:h.block,inline:h.inline}}static lex(e,i){return new p(i).lex(e)}static lexInline(e,i){return new p(i).inlineTokens(e)}lex(e){e=e.replace(h.other.carriageReturn,`
`),this.blockTokens(e,this.tokens);for(let i=0;i<this.inlineQueue.length;i++){const s=this.inlineQueue[i];this.inlineTokens(s.src,s.tokens)}return this.inlineQueue=[],this.tokens}blockTokens(e,i=[],s=!1){for(this.options.pedantic&&(e=e.replace(h.other.tabCharGlobal,"    ").replace(h.other.spaceLine,""));e;){let t;if(this.options.extensions?.block?.some(l=>(t=l.call({lexer:this},e,i))?(e=e.substring(t.raw.length),i.push(t),!0):!1))continue;if(t=this.tokenizer.space(e)){e=e.substring(t.raw.length);const l=i.at(-1);t.raw.length===1&&l!==void 0?l.raw+=`
`:i.push(t);continue}if(t=this.tokenizer.code(e)){e=e.substring(t.raw.length);const l=i.at(-1);l?.type==="paragraph"||l?.type==="text"?(l.raw+=(l.raw.endsWith(`
`)?"":`
`)+t.raw,l.text+=`
`+t.text,this.inlineQueue.at(-1).src=l.text):i.push(t);continue}if(t=this.tokenizer.fences(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.heading(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.hr(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.blockquote(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.list(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.html(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.def(e)){e=e.substring(t.raw.length);const l=i.at(-1);l?.type==="paragraph"||l?.type==="text"?(l.raw+=(l.raw.endsWith(`
`)?"":`
`)+t.raw,l.text+=`
`+t.raw,this.inlineQueue.at(-1).src=l.text):this.tokens.links[t.tag]||(this.tokens.links[t.tag]={href:t.href,title:t.title},i.push(t));continue}if(t=this.tokenizer.table(e)){e=e.substring(t.raw.length),i.push(t);continue}if(t=this.tokenizer.lheading(e)){e=e.substring(t.raw.length),i.push(t);continue}let r=e;if(this.options.extensions?.startBlock){let l=1/0;const n=e.slice(1);let a;for(const o of this.options.extensions.startBlock)a=o.call({lexer:this},n),typeof a=="number"&&a>=0&&(l=Math.min(l,a));l<1/0&&l>=0&&(r=e.substring(0,l+1))}if(this.state.top&&(t=this.tokenizer.paragraph(r))){const l=i.at(-1);s&&l?.type==="paragraph"?(l.raw+=(l.raw.endsWith(`
`)?"":`
`)+t.raw,l.text+=`
`+t.text,this.inlineQueue.pop(),this.inlineQueue.at(-1).src=l.text):i.push(t),s=r.length!==e.length,e=e.substring(t.raw.length);continue}if(t=this.tokenizer.text(e)){e=e.substring(t.raw.length);const l=i.at(-1);l?.type==="text"?(l.raw+=(l.raw.endsWith(`
`)?"":`
`)+t.raw,l.text+=`
`+t.text,this.inlineQueue.pop(),this.inlineQueue.at(-1).src=l.text):i.push(t);continue}if(e){const l="字节无限循环:"+e.charCodeAt(0);if(this.options.silent){console.error(l);break}else throw new Error(l)}}return this.state.top=!0,i}inline(e,i=[]){return this.inlineQueue.push({src:e,tokens:i}),i}inlineTokens(e,i=[]){let s=e,t=null;if(this.tokens.links){const n=Object.keys(this.tokens.links);if(n.length>0)for(;(t=this.tokenizer.rules.inline.reflinkSearch.exec(s))!=null;)n.includes(t[0].slice(t[0].lastIndexOf("[")+1,-1))&&(s=s.slice(0,t.index)+"["+"a".repeat(t[0].length-2)+"]"+s.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;(t=this.tokenizer.rules.inline.anyPunctuation.exec(s))!=null;)s=s.slice(0,t.index)+"++"+s.slice(this.tokenizer.rules.inline.anyPunctuation.lastIndex);for(;(t=this.tokenizer.rules.inline.blockSkip.exec(s))!=null;)s=s.slice(0,t.index)+"["+"a".repeat(t[0].length-2)+"]"+s.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);s=this.options.hooks?.emStrongMask?.call({lexer:this},s)??s;let r=!1,l="";for(;e;){r||(l=""),r=!1;let n;if(this.options.extensions?.inline?.some(o=>(n=o.call({lexer:this},e,i))?(e=e.substring(n.raw.length),i.push(n),!0):!1))continue;if(n=this.tokenizer.escape(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.tag(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.link(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.reflink(e,this.tokens.links)){e=e.substring(n.raw.length);const o=i.at(-1);n.type==="text"&&o?.type==="text"?(o.raw+=n.raw,o.text+=n.text):i.push(n);continue}if(n=this.tokenizer.emStrong(e,s,l)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.codespan(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.br(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.del(e)){e=e.substring(n.raw.length),i.push(n);continue}if(n=this.tokenizer.autolink(e)){e=e.substring(n.raw.length),i.push(n);continue}if(!this.state.inLink&&(n=this.tokenizer.url(e))){e=e.substring(n.raw.length),i.push(n);continue}let a=e;if(this.options.extensions?.startInline){let o=1/0;const f=e.slice(1);let u;for(const g of this.options.extensions.startInline)u=g.call({lexer:this},f),typeof u=="number"&&u>=0&&(o=Math.min(o,u));o<1/0&&o>=0&&(a=e.substring(0,o+1))}if(n=this.tokenizer.inlineText(a)){e=e.substring(n.raw.length),n.raw.slice(-1)!=="_"&&(l=n.raw.slice(-1)),r=!0;const o=i.at(-1);o?.type==="text"?(o.raw+=n.raw,o.text+=n.text):i.push(n);continue}if(e){const o="字节无限循环:"+e.charCodeAt(0);if(this.options.silent){console.error(o);break}else throw new Error(o)}}return i}}exports._Lexer=p;