!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.Vditor=t():e.Vditor=t()}(this,(function(){return(()=>{var e={14:e=>{var t=function(){this.Diff_Timeout=1,this.Diff_EditCost=4,this.Match_Threshold=.5,this.Match_Distance=1e3,this.Patch_DeleteThreshold=.5,this.Patch_Margin=4,this.Match_MaxBits=32},n=-1;t.Diff=function(e,t){return[e,t]},t.prototype.diff_main=function(e,n,r,i){void 0===i&&(i=this.Diff_Timeout<=0?Number.MAX_VALUE:(new Date).getTime()+1e3*this.Diff_Timeout);var o=i;if(null==e||null==n)throw new Error("Null input. (diff_main)");if(e==n)return e?[new t.Diff(0,e)]:[];void 0===r&&(r=!0);var a=r,l=this.diff_commonPrefix(e,n),s=e.substring(0,l);e=e.substring(l),n=n.substring(l),l=this.diff_commonSuffix(e,n);var d=e.substring(e.length-l);e=e.substring(0,e.length-l),n=n.substring(0,n.length-l);var c=this.diff_compute_(e,n,a,o);return s&&c.unshift(new t.Diff(0,s)),d&&c.push(new t.Diff(0,d)),this.diff_cleanupMerge(c),c},t.prototype.diff_compute_=function(e,r,i,o){var a;if(!e)return[new t.Diff(1,r)];if(!r)return[new t.Diff(n,e)];var l=e.length>r.length?e:r,s=e.length>r.length?r:e,d=l.indexOf(s);if(-1!=d)return a=[new t.Diff(1,l.substring(0,d)),new t.Diff(0,s),new t.Diff(1,l.substring(d+s.length))],e.length>r.length&&(a[0][0]=a[2][0]=n),a;if(1==s.length)return[new t.Diff(n,e),new t.Diff(1,r)];var c=this.diff_halfMatch_(e,r);if(c){var u=c[0],p=c[1],m=c[2],f=c[3],h=c[4],v=this.diff_main(u,m,i,o),g=this.diff_main(p,f,i,o);return v.concat([new t.Diff(0,h)],g)}return i&&e.length>100&&r.length>100?this.diff_lineMode_(e,r,o):this.diff_bisect_(e,r,o)},t.prototype.diff_lineMode_=function(e,r,i){var o=this.diff_linesToChars_(e,r);e=o.chars1,r=o.chars2;var a=o.lineArray,l=this.diff_main(e,r,!1,i);this.diff_charsToLines_(l,a),this.diff_cleanupSemantic(l),l.push(new t.Diff(0,""));for(var s=0,d=0,c=0,u="",p="";s<l.length;){switch(l[s][0]){case 1:c++,p+=l[s][1];break;case n:d++,u+=l[s][1];break;case 0:if(d>=1&&c>=1){l.splice(s-d-c,d+c),s=s-d-c;for(var m=this.diff_main(u,p,!1,i),f=m.length-1;f>=0;f--)l.splice(s,0,m[f]);s+=m.length}c=0,d=0,u="",p=""}s++}return l.pop(),l},t.prototype.diff_bisect_=function(e,r,i){for(var o=e.length,a=r.length,l=Math.ceil((o+a)/2),s=l,d=2*l,c=new Array(d),u=new Array(d),p=0;p<d;p++)c[p]=-1,u[p]=-1;c[s+1]=0,u[s+1]=0;for(var m=o-a,f=m%2!=0,h=0,v=0,g=0,y=0,b=0;b<l&&!((new Date).getTime()>i);b++){for(var w=-b+h;w<=b-v;w+=2){for(var E=s+w,k=(T=w==-b||w!=b&&c[E-1]<c[E+1]?c[E+1]:c[E-1]+1)-w;T<o&&k<a&&e.charAt(T)==r.charAt(k);)T++,k++;if(c[E]=T,T>o)v+=2;else if(k>a)h+=2;else if(f){if((C=s+m-w)>=0&&C<d&&-1!=u[C])if(T>=(L=o-u[C]))return this.diff_bisectSplit_(e,r,T,k,i)}}for(var S=-b+g;S<=b-y;S+=2){for(var L,C=s+S,M=(L=S==-b||S!=b&&u[C-1]<u[C+1]?u[C+1]:u[C-1]+1)-S;L<o&&M<a&&e.charAt(o-L-1)==r.charAt(a-M-1);)L++,M++;if(u[C]=L,L>o)y+=2;else if(M>a)g+=2;else if(!f){if((E=s+m-S)>=0&&E<d&&-1!=c[E]){var T;k=s+(T=c[E])-E;if(T>=(L=o-L))return this.diff_bisectSplit_(e,r,T,k,i)}}}}return[new t.Diff(n,e),new t.Diff(1,r)]},t.prototype.diff_bisectSplit_=function(e,t,n,r,i){var o=e.substring(0,n),a=t.substring(0,r),l=e.substring(n),s=t.substring(r),d=this.diff_main(o,a,!1,i),c=this.diff_main(l,s,!1,i);return d.concat(c)},t.prototype.diff_linesToChars_=function(e,t){var n=[],r={};function i(e){for(var t="",i=0,a=-1,l=n.length;a<e.length-1;){-1==(a=e.indexOf("\n",i))&&(a=e.length-1);var s=e.substring(i,a+1);(r.hasOwnProperty?r.hasOwnProperty(s):void 0!==r[s])?t+=String.fromCharCode(r[s]):(l==o&&(s=e.substring(i),a=e.length),t+=String.fromCharCode(l),r[s]=l,n[l++]=s),i=a+1}return t}n[0]="";var o=4e4,a=i(e);return o=65535,{chars1:a,chars2:i(t),lineArray:n}},t.prototype.diff_charsToLines_=function(e,t){for(var n=0;n<e.length;n++){for(var r=e[n][1],i=[],o=0;o<r.length;o++)i[o]=t[r.charCodeAt(o)];e[n][1]=i.join("")}},t.prototype.diff_commonPrefix=function(e,t){if(!e||!t||e.charAt(0)!=t.charAt(0))return 0;for(var n=0,r=Math.min(e.length,t.length),i=r,o=0;n<i;)e.substring(o,i)==t.substring(o,i)?o=n=i:r=i,i=Math.floor((r-n)/2+n);return i},t.prototype.diff_commonSuffix=function(e,t){if(!e||!t||e.charAt(e.length-1)!=t.charAt(t.length-1))return 0;for(var n=0,r=Math.min(e.length,t.length),i=r,o=0;n<i;)e.substring(e.length-i,e.length-o)==t.substring(t.length-i,t.length-o)?o=n=i:r=i,i=Math.floor((r-n)/2+n);return i},t.prototype.diff_commonOverlap_=function(e,t){var n=e.length,r=t.length;if(0==n||0==r)return 0;n>r?e=e.substring(n-r):n<r&&(t=t.substring(0,n));var i=Math.min(n,r);if(e==t)return i;for(var o=0,a=1;;){var l=e.substring(i-a),s=t.indexOf(l);if(-1==s)return o;a+=s,0!=s&&e.substring(i-a)!=t.substring(0,a)||(o=a,a++)}},t.prototype.diff_halfMatch_=function(e,t){if(this.Diff_Timeout<=0)return null;var n=e.length>t.length?e:t,r=e.length>t.length?t:e;if(n.length<4||2*r.length<n.length)return null;var i=this;function o(e,t,n){for(var r,o,a,l,s=e.substring(n,n+Math.floor(e.length/4)),d=-1,c="";-1!=(d=t.indexOf(s,d+1));){var u=i.diff_commonPrefix(e.substring(n),t.substring(d)),p=i.diff_commonSuffix(e.substring(0,n),t.substring(0,d));c.length<p+u&&(c=t.substring(d-p,d)+t.substring(d,d+u),r=e.substring(0,n-p),o=e.substring(n+u),a=t.substring(0,d-p),l=t.substring(d+u))}return 2*c.length>=e.length?[r,o,a,l,c]:null}var a,l,s,d,c,u=o(n,r,Math.ceil(n.length/4)),p=o(n,r,Math.ceil(n.length/2));return u||p?(a=p?u&&u[4].length>p[4].length?u:p:u,e.length>t.length?(l=a[0],s=a[1],d=a[2],c=a[3]):(d=a[0],c=a[1],l=a[2],s=a[3]),[l,s,d,c,a[4]]):null},t.prototype.diff_cleanupSemantic=function(e){for(var r=!1,i=[],o=0,a=null,l=0,s=0,d=0,c=0,u=0;l<e.length;)0==e[l][0]?(i[o++]=l,s=c,d=u,c=0,u=0,a=e[l][1]):(1==e[l][0]?c+=e[l][1].length:u+=e[l][1].length,a&&a.length<=Math.max(s,d)&&a.length<=Math.max(c,u)&&(e.splice(i[o-1],0,new t.Diff(n,a)),e[i[o-1]+1][0]=1,o--,l=--o>0?i[o-1]:-1,s=0,d=0,c=0,u=0,a=null,r=!0)),l++;for(r&&this.diff_cleanupMerge(e),this.diff_cleanupSemanticLossless(e),l=1;l<e.length;){if(e[l-1][0]==n&&1==e[l][0]){var p=e[l-1][1],m=e[l][1],f=this.diff_commonOverlap_(p,m),h=this.diff_commonOverlap_(m,p);f>=h?(f>=p.length/2||f>=m.length/2)&&(e.splice(l,0,new t.Diff(0,m.substring(0,f))),e[l-1][1]=p.substring(0,p.length-f),e[l+1][1]=m.substring(f),l++):(h>=p.length/2||h>=m.length/2)&&(e.splice(l,0,new t.Diff(0,p.substring(0,h))),e[l-1][0]=1,e[l-1][1]=m.substring(0,m.length-h),e[l+1][0]=n,e[l+1][1]=p.substring(h),l++),l++}l++}},t.prototype.diff_cleanupSemanticLossless=function(e){function n(e,n){if(!e||!n)return 6;var r=e.charAt(e.length-1),i=n.charAt(0),o=r.match(t.nonAlphaNumericRegex_),a=i.match(t.nonAlphaNumericRegex_),l=o&&r.match(t.whitespaceRegex_),s=a&&i.match(t.whitespaceRegex_),d=l&&r.match(t.linebreakRegex_),c=s&&i.match(t.linebreakRegex_),u=d&&e.match(t.blanklineEndRegex_),p=c&&n.match(t.blanklineStartRegex_);return u||p?5:d||c?4:o&&!l&&s?3:l||s?2:o||a?1:0}for(var r=1;r<e.length-1;){if(0==e[r-1][0]&&0==e[r+1][0]){var i=e[r-1][1],o=e[r][1],a=e[r+1][1],l=this.diff_commonSuffix(i,o);if(l){var s=o.substring(o.length-l);i=i.substring(0,i.length-l),o=s+o.substring(0,o.length-l),a=s+a}for(var d=i,c=o,u=a,p=n(i,o)+n(o,a);o.charAt(0)===a.charAt(0);){i+=o.charAt(0),o=o.substring(1)+a.charAt(0),a=a.substring(1);var m=n(i,o)+n(o,a);m>=p&&(p=m,d=i,c=o,u=a)}e[r-1][1]!=d&&(d?e[r-1][1]=d:(e.splice(r-1,1),r--),e[r][1]=c,u?e[r+1][1]=u:(e.splice(r+1,1),r--))}r++}},t.nonAlphaNumericRegex_=/[^a-zA-Z0-9]/,t.whitespaceRegex_=/\s/,t.linebreakRegex_=/[\r\n]/,t.blanklineEndRegex_=/\n\r?\n$/,t.blanklineStartRegex_=/^\r?\n\r?\n/,t.prototype.diff_cleanupEfficiency=function(e){for(var r=!1,i=[],o=0,a=null,l=0,s=!1,d=!1,c=!1,u=!1;l<e.length;)0==e[l][0]?(e[l][1].length<this.Diff_EditCost&&(c||u)?(i[o++]=l,s=c,d=u,a=e[l][1]):(o=0,a=null),c=u=!1):(e[l][0]==n?u=!0:c=!0,a&&(s&&d&&c&&u||a.length<this.Diff_EditCost/2&&s+d+c+u==3)&&(e.splice(i[o-1],0,new t.Diff(n,a)),e[i[o-1]+1][0]=1,o--,a=null,s&&d?(c=u=!0,o=0):(l=--o>0?i[o-1]:-1,c=u=!1),r=!0)),l++;r&&this.diff_cleanupMerge(e)},t.prototype.diff_cleanupMerge=function(e){e.push(new t.Diff(0,""));for(var r,i=0,o=0,a=0,l="",s="";i<e.length;)switch(e[i][0]){case 1:a++,s+=e[i][1],i++;break;case n:o++,l+=e[i][1],i++;break;case 0:o+a>1?(0!==o&&0!==a&&(0!==(r=this.diff_commonPrefix(s,l))&&(i-o-a>0&&0==e[i-o-a-1][0]?e[i-o-a-1][1]+=s.substring(0,r):(e.splice(0,0,new t.Diff(0,s.substring(0,r))),i++),s=s.substring(r),l=l.substring(r)),0!==(r=this.diff_commonSuffix(s,l))&&(e[i][1]=s.substring(s.length-r)+e[i][1],s=s.substring(0,s.length-r),l=l.substring(0,l.length-r))),i-=o+a,e.splice(i,o+a),l.length&&(e.splice(i,0,new t.Diff(n,l)),i++),s.length&&(e.splice(i,0,new t.Diff(1,s)),i++),i++):0!==i&&0==e[i-1][0]?(e[i-1][1]+=e[i][1],e.splice(i,1)):i++,a=0,o=0,l="",s=""}""===e[e.length-1][1]&&e.pop();var d=!1;for(i=1;i<e.length-1;)0==e[i-1][0]&&0==e[i+1][0]&&(e[i][1].substring(e[i][1].length-e[i-1][1].length)==e[i-1][1]?(e[i][1]=e[i-1][1]+e[i][1].substring(0,e[i][1].length-e[i-1][1].length),e[i+1][1]=e[i-1][1]+e[i+1][1],e.splice(i-1,1),d=!0):e[i][1].substring(0,e[i+1][1].length)==e[i+1][1]&&(e[i-1][1]+=e[i+1][1],e[i][1]=e[i][1].substring(e[i+1][1].length)+e[i+1][1],e.splice(i+1,1),d=!0)),i++;d&&this.diff_cleanupMerge(e)},t.prototype.diff_xIndex=function(e,t){var r,i=0,o=0,a=0,l=0;for(r=0;r<e.length&&(1!==e[r][0]&&(i+=e[r][1].length),e[r][0]!==n&&(o+=e[r][1].length),!(i>t));r++)a=i,l=o;return e.length!=r&&e[r][0]===n?l:l+(t-a)},t.prototype.diff_prettyHtml=function(e){for(var t=[],r=/&/g,i=/</g,o=/>/g,a=/\n/g,l=0;l<e.length;l++){var s=e[l][0],d=e[l][1].replace(r,"&amp;").replace(i,"&lt;").replace(o,"&gt;").replace(a,"&para;<br>");switch(s){case 1:t[l]='<ins style="background:#e6ffe6;">'+d+"</ins>";break;case n:t[l]='<del style="background:#ffe6e6;">'+d+"</del>";break;case 0:t[l]="<span>"+d+"</span>"}}return t.join("")},t.prototype.diff_text1=function(e){for(var t=[],n=0;n<e.length;n++)1!==e[n][0]&&(t[n]=e[n][1]);return t.join("")},t.prototype.diff_text2=function(e){for(var t=[],r=0;r<e.length;r++)e[r][0]!==n&&(t[r]=e[r][1]);return t.join("")},t.prototype.diff_levenshtein=function(e){for(var t=0,r=0,i=0,o=0;o<e.length;o++){var a=e[o][0],l=e[o][1];switch(a){case 1:r+=l.length;break;case n:i+=l.length;break;case 0:t+=Math.max(r,i),r=0,i=0}}return t+=Math.max(r,i)},t.prototype.diff_toDelta=function(e){for(var t=[],r=0;r<e.length;r++)switch(e[r][0]){case 1:t[r]="+"+encodeURI(e[r][1]);break;case n:t[r]="-"+e[r][1].length;break;case 0:t[r]="="+e[r][1].length}return t.join("\t").replace(/%20/g," ")},t.prototype.diff_fromDelta=function(e,r){for(var i=[],o=0,a=0,l=r.split(/\t/g),s=0;s<l.length;s++){var d=l[s].substring(1);switch(l[s].charAt(0)){case"+":try{i[o++]=new t.Diff(1,decodeURI(d))}catch(e){throw new Error("Illegal escape in diff_fromDelta: 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(match_main)");return n=Math.max(0,Math.min(n,e.length)),e==t?0:e.length?e.substring(n,n+t.length)==t?n:this.match_bitap_(e,t,n):-1},t.prototype.match_bitap_=function(e,t,n){if(t.length>this.Match_MaxBits)throw new Error("Pattern too long for this browser.");var r=this.match_alphabet_(t),i=this;function o(e,r){var o=e/t.length,a=Math.abs(n-r);return i.Match_Distance?o+a/i.Match_Distance:a?1:o}var a=this.Match_Threshold,l=e.indexOf(t,n);-1!=l&&(a=Math.min(o(0,l),a),-1!=(l=e.lastIndexOf(t,n+t.length))&&(a=Math.min(o(0,l),a)));var s,d,c=1<<t.length-1;l=-1;for(var u,p=t.length+e.length,m=0;m<t.length;m++){for(s=0,d=p;s<d;)o(m,n+d)<=a?s=d:p=d,d=Math.floor((p-s)/2+s);p=d;var f=Math.max(1,n-d+1),h=Math.min(n+d,e.length)+t.length,v=Array(h+2);v[h+1]=(1<<m)-1;for(var g=h;g>=f;g--){var y=r[e.charAt(g-1)];if(v[g]=0===m?(v[g+1]<<1|1)&y:(v[g+1]<<1|1)&y|(u[g+1]|u[g])<<1|1|u[g+1],v[g]&c){var b=o(m,g-1);if(b<=a){if(a=b,!((l=g-1)>n))break;f=Math.max(1,2*n-l)}}}if(o(m+1,n)>a)break;u=v}return l},t.prototype.match_alphabet_=function(e){for(var t={},n=0;n<e.length;n++)t[e.charAt(n)]=0;for(n=0;n<e.length;n++)t[e.charAt(n)]|=1<<e.length-n-1;return t},t.prototype.patch_addContext_=function(e,n){if(0!=n.length){if(null===e.start2)throw Error("patch not initialized");for(var r=n.substring(e.start2,e.start2+e.length1),i=0;n.indexOf(r)!=n.lastIndexOf(r)&&r.length<this.Match_MaxBits-this.Patch_Margin-this.Patch_Margin;)i+=this.Patch_Margin,r=n.substring(e.start2-i,e.start2+e.length1+i);i+=this.Patch_Margin;var o=n.substring(e.start2-i,e.start2);o&&e.diffs.unshift(new t.Diff(0,o));var a=n.substring(e.start2+e.length1,e.start2+e.length1+i);a&&e.diffs.push(new t.Diff(0,a)),e.start1-=o.length,e.start2-=o.length,e.length1+=o.length+a.length,e.length2+=o.length+a.length}},t.prototype.patch_make=function(e,r,i){var o,a;if("string"==typeof e&&"string"==typeof r&&void 0===i)o=e,(a=this.diff_main(o,r,!0)).length>2&&(this.diff_cleanupSemantic(a),this.diff_cleanupEfficiency(a));else 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