Module 654821

function(e,t,n){"use strict";n.r(t),n.d(t,{hasDomParent:()=>a,isDOMRangeCollapsed:()=>o,normalizeDOMPoint:()=>l});var r=n(253018);function i(e){return _(e)?{anchorNode:e.anchorNode,anchorOffset:e.anchorOffset,focusNode:e.focusNode,focusOffset:e.focusOffset}:{anchorNode:e.startContainer,anchorOffset:e.startOffset,focusNode:e.endContainer,focusOffset:e.endOffset}}let s=!1;{r.rL.toSlateRange=(e,t,n)=>{let{exactMatch:s,suppressThrow:a}=n,{anchorNode:l,anchorOffset:u,focusNode:c,focusOffset:d}=i(t),_=o(l,u,c,d);if(null==l||null==c||null==u||null==d){if(a)return null;throw Error("Cannot resolve a Slate range from DOM range")}let f=r.rL.toSlatePoint(e,[l,u],{exactMatch:s,suppressThrow:a}),p=_?f:r.rL.toSlatePoint(e,[c,d],{exactMatch:s,suppressThrow:a});return null!=f&&null!=p?{anchor:f,focus:p}:null};let e=r.rL.toSlatePoint;r.rL.toSlatePoint=(t,n,r)=>{let{exactMatch:i,suppressThrow:s,direction:a="forward"}=r;i||(n=l(n,a));try{return e(t,n,{exactMatch:!0,suppressThrow:s})}catch(e){if(s)return null;throw e}},s=!0}function a(e,t){if(null==t)return!1;for(;null!=e;){if(e===t)return!0;e=e.parentNode}return!1}function o(e,t,n,r){return e===n&&t===r}function l(e,t){let n,[r,i]=e;if(!d(r)||0===r.childNodes.length)return e;for("forward"===t&&i===r.childNodes.length&&(t="backward"),"backward"===t&&i--,[r,n]=u(r,i,t),"forward"===t&&n<i?t="backward":"backward"===t&&n>i&&(t="forward"),i=n;d(r)&&r.childNodes.length>0;){let e="backward"===t?r.childNodes.length-1:0;r=u(r,e,t)[0]}let s="backward"===t&&null!=r.textContent?r.textContent.length:0;return[r,s]}function u(e,t,n){let{childNodes:r}=e,i=r[t],s=t,a=!1,o=!1;for(;(c(i)||d(i)&&0===i.childNodes.length||d(i)&&"false"===i.getAttribute("contenteditable"))&&(!a||!o);){if(s>=r.length){a=!0,s=t-1,n="backward";continue}if(s<0){o=!0,s=t+1,n="forward";continue}i=r[s],t=s,s+="forward"===n?1:-1}return[i,t]}function c(e){return f(e)&&8===e.nodeType}function d(e){return f(e)&&1===e.nodeType}function _(e){let t=e&&e.anchorNode&&p(e.anchorNode);return null!=t&&e instanceof t.Selection}function f(e){let t=p(e);return null!=t&&e instanceof t.Node}function p(e){return e&&e.ownerDocument&&e.ownerDocument.defaultView||null}}