2025-07-11 14:41:34 +02:00
|
|
|
import e from"vue";function t(e){this.content=e}function n(e,t,r){for(let i=0;;i++){if(i==e.childCount||i==t.childCount)return e.childCount==t.childCount?null:r;let o=e.child(i),s=t.child(i);if(o!=s){if(!o.sameMarkup(s))return r;if(o.isText&&o.text!=s.text){for(let e=0;o.text[e]==s.text[e];e++)r++;return r}if(o.content.size||s.content.size){let e=n(o.content,s.content,r+1);if(null!=e)return e}r+=o.nodeSize}else r+=o.nodeSize}}function r(e,t,n,i){for(let o=e.childCount,s=t.childCount;;){if(0==o||0==s)return o==s?null:{a:n,b:i};let l=e.child(--o),a=t.child(--s),h=l.nodeSize;if(l!=a){if(!l.sameMarkup(a))return{a:n,b:i};if(l.isText&&l.text!=a.text){let e=0,t=Math.min(l.text.length,a.text.length);for(;e<t&&l.text[l.text.length-e-1]==a.text[a.text.length-e-1];)e++,n--,i--;return{a:n,b:i}}if(l.content.size||a.content.size){let e=r(l.content,a.content,n-1,i-1);if(e)return e}n-=h,i-=h}else n-=h,i-=h}}t.prototype={constructor:t,find:function(e){for(var t=0;t<this.content.length;t+=2)if(this.content[t]===e)return t;return-1},get:function(e){var t=this.find(e);return-1==t?void 0:this.content[t+1]},update:function(e,n,r){var i=r&&r!=e?this.remove(r):this,o=i.find(e),s=i.content.slice();return-1==o?s.push(r||e,n):(s[o+1]=n,r&&(s[o]=r)),new t(s)},remove:function(e){var n=this.find(e);if(-1==n)return this;var r=this.content.slice();return r.splice(n,2),new t(r)},addToStart:function(e,n){return new t([e,n].concat(this.remove(e).content))},addToEnd:function(e,n){var r=this.remove(e).content.slice();return r.push(e,n),new t(r)},addBefore:function(e,n,r){var i=this.remove(n),o=i.content.slice(),s=i.find(e);return o.splice(-1==s?o.length:s,0,n,r),new t(o)},forEach:function(e){for(var t=0;t<this.content.length;t+=2)e(this.content[t],this.content[t+1])},prepend:function(e){return(e=t.from(e)).size?new t(e.content.concat(this.subtract(e).content)):this},append:function(e){return(e=t.from(e)).size?new t(this.subtract(e).content.concat(e.content)):this},subtract:function(e){var n=this;e=t.from(e);for(var r=0;r<e.content.length;r+=2)n=n.remove(e.content[r]);return n},toObject:function(){var e={};return this.forEach(function(t,n){e[t]=n}),e},get size(){return this.content.length>>1}},t.from=function(e){if(e instanceof t)return e;var n=[];if(e)for(var r in e)n.push(r,e[r]);return new t(n)};class i{constructor(e,t){if(this.content=e,this.size=t||0,null==t)for(let n=0;n<e.length;n++)this.size+=e[n].nodeSize}nodesBetween(e,t,n,r=0,i){for(let o=0,s=0;s<t;o++){let l=this.content[o],a=s+l.nodeSize;if(a>e&&!1!==n(l,r+s,i||null,o)&&l.content.size){let i=s+1;l.nodesBetween(Math.max(0,e-i),Math.min(l.content.size,t-i),n,r+i)}s=a}}descendants(e){this.nodesBetween(0,this.size,e)}textBetween(e,t,n,r){let i="",o=!0;return this.nodesBetween(e,t,(s,l)=>{let a=s.isText?s.text.slice(Math.max(e,l)-l,t-l):s.isLeaf?r?"function"==typeof r?r(s):r:s.type.spec.leafText?s.type.spec.leafText(s):"":"";s.isBlock&&(s.isLeaf&&a||s.isTextblock)&&n&&(o?o=!1:i+=n),i+=a},0),i}append(e){if(!e.size)return this;if(!this.size)return e;let t=this.lastChild,n=e.firstChild,r=this.content.slice(),o=0;for(t.isText&&t.sameMarkup(n)&&(r[r.length-1]=t.withText(t.text+n.text),o=1);o<e.content.length;o++)r.push(e.content[o]);return new i(r,this.size+e.size)}cut(e,t=this.size){if(0==e&&t==this.size)return this;let n=[],r=0;if(t>e)for(let i=0,o=0;o<t;i++){let s=this.content[i],l=o+s.nodeSize;l>e&&((o<e||l>t)&&(s=s.isText?s.cut(Math.max(0,e-o),Math.min(s.text.length,t-o)):s.cut(Math.max(0,e-o-1),Math.min(s.content.size,t-o-1))),n.push(s),r+=s.nodeSize),o=l}return new i(n,r)}cutByIndex(e,t){return e==t?i.empty:0==e&&t==this.content.length?this:new i(this.content.slice(e,t))}replaceChild(e,t){let n=this.content[e];if(n==t)return this;let r=this.content.slice(),o=this.size+t.nodeSize-n.nodeSize;return r[e]=t,new i(r,o)}addToStart(e){return new i([e].concat(this.content),this.size+e.nodeSize)}addToEnd(e){return new i(this.content.concat(e),this.size+e.nodeSize)}eq(e){if(this.content.length!=e.content.length)return!1;for(let t=0;t<this.content.length;t++)if(!this.content[t].eq(e.content[t]))return!1;retu
|
