Module 436346

function(t,e,r){"use strict";var n=r(617179),i=r(27395),o=r(116740);o.List;var a=o.Map,s=function(t,e,r){if(t){var n=e.get(t);n&&e.set(t,r(n))}},u=function(t,e){var r=[];if(!t)return r;for(var n=e.get(t);n&&n.getParentKey();){var i=n.getParentKey();i&&r.push(i),n=i?e.get(i):null}return r},c=function(t,e){var r=[];if(!t)return r;for(var n=i(t,e);n&&e.get(n);){var o=e.get(n);r.push(n),n=o.getParentKey()?i(o,e):null}return r},l=function(t,e,r){if(!t)return null;for(var n=r.get(t.getKey()).getNextSiblingKey();n&&!e.get(n);)n=r.get(n).getNextSiblingKey()||null;return n},f=function(t,e,r){if(!t)return null;for(var n=r.get(t.getKey()).getPrevSiblingKey();n&&!e.get(n);)n=r.get(n).getPrevSiblingKey()||null;return n},p=function(t,e,r){if(0===e)for(;e<r;)t=t.shift(),e++;else if(r===t.count())for(;r>e;)t=t.pop(),r--;else{var n=t.slice(0,e),i=t.slice(r);t=n.concat(i).toList()}return t};t.exports=function(t,e){if(e.isCollapsed())return t;var r,o,h=t.getBlockMap(),d=e.getStartKey(),g=e.getStartOffset(),y=e.getEndKey(),v=e.getEndOffset(),m=h.get(d),_=h.get(y),b=m instanceof n,S=[];if(b){var w=_.getChildKeys(),k=u(y,h);_.getNextSiblingKey()&&(S=S.concat(k)),w.isEmpty()||(S=S.concat(k.concat([y]))),S=S.concat(u(i(_,h),h))}o=m===_?p(m.getCharacterList(),g,v):m.getCharacterList().slice(0,g).concat(_.getCharacterList().slice(v));var x=m.merge({text:m.getText().slice(0,g)+_.getText().slice(v),characterList:o}),C=b&&0===g&&0===v&&_.getParentKey()===d&&null==_.getPrevSiblingKey()?a([[d,null]]):h.toSeq().skipUntil(function(t,e){return e===d}).takeUntil(function(t,e){return e===y}).filter(function(t,e){return -1===S.indexOf(e)}).concat(a([[y,null]])).map(function(t,e){return e===d?x:null}),E=h.merge(C).filter(function(t){return!!t});return b&&m!==_&&(E=(r=E).withMutations(function(t){if(s(m.getKey(),t,function(e){return e.merge({nextSibling:l(e,t,h),prevSibling:f(e,t,h)})}),s(_.getKey(),t,function(e){return e.merge({nextSibling:l(e,t,h),prevSibling:f(e,t,h)})}),u(m.getKey(),h).forEach(function(e){return s(e,t,function(e){return e.merge({children:e.getChildKeys().filter(function(e){return t.get(e)}),nextSibling:l(e,t,h),prevSibling:f(e,t,h)})})}),s(m.getNextSiblingKey(),t,function(t){return t.merge({prevSibling:m.getPrevSiblingKey()})}),s(m.getPrevSiblingKey(),t,function(e){return e.merge({nextSibling:l(e,t,h)})}),s(_.getNextSiblingKey(),t,function(e){return e.merge({prevSibling:f(e,t,h)})}),s(_.getPrevSiblingKey(),t,function(t){return t.merge({nextSibling:_.getNextSiblingKey()})}),u(_.getKey(),h).forEach(function(e){s(e,t,function(e){return e.merge({children:e.getChildKeys().filter(function(e){return t.get(e)}),nextSibling:l(e,t,h),prevSibling:f(e,t,h)})})}),c(_,h).forEach(function(e){return s(e,t,function(e){return e.merge({nextSibling:l(e,t,h),prevSibling:f(e,t,h)})})}),null==r.get(m.getKey())&&null!=r.get(_.getKey())&&_.getParentKey()===m.getKey()&&null==_.getPrevSiblingKey()){var e=m.getPrevSiblingKey();s(_.getKey(),t,function(t){return t.merge({prevSibling:e})}),s(e,t,function(t){return t.merge({nextSibling:_.getKey()})});var n=e?r.get(e):null,i=n?n.getParentKey():null;if(m.getChildKeys().forEach(function(e){s(e,t,function(t){return t.merge({parent:i})})}),null!=i){var o=r.get(i);s(i,t,function(t){return t.merge({children:o.getChildKeys().concat(m.getChildKeys())})})}s(m.getChildKeys().find(function(t){return null===r.get(t).getNextSiblingKey()}),t,function(t){return t.merge({nextSibling:m.getNextSiblingKey()})})}})),t.merge({blockMap:E,selectionBefore:e,selectionAfter:e.merge({anchorKey:d,anchorOffset:g,focusKey:d,focusOffset:g,isBackward:!1})})}}