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/usr/share/javascript/jquery-ui/ui/widgets/resizable.min.js is in libjs-jquery-ui 1.12.1+dfsg-5.

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1
!function(factory){"function"==typeof define&&define.amd?define(["jquery","./mouse","../disable-selection","../plugin","../version","../widget"],factory):factory(jQuery)}(function($){return $.widget("ui.resizable",$.ui.mouse,{version:"1.12.1",widgetEventPrefix:"resize",options:{alsoResize:!1,animate:!1,animateDuration:"slow",animateEasing:"swing",aspectRatio:!1,autoHide:!1,classes:{"ui-resizable-se":"ui-icon ui-icon-gripsmall-diagonal-se"},containment:!1,ghost:!1,grid:!1,handles:"e,s,se",helper:!1,maxHeight:null,maxWidth:null,minHeight:10,minWidth:10,zIndex:90,resize:null,start:null,stop:null},_num:function(value){return parseFloat(value)||0},_isNumber:function(value){return!isNaN(parseFloat(value))},_hasScroll:function(el,a){if("hidden"===$(el).css("overflow"))return!1;var scroll=a&&"left"===a?"scrollLeft":"scrollTop",has=!1;return el[scroll]>0||(el[scroll]=1,has=el[scroll]>0,el[scroll]=0,has)},_create:function(){var 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wrapper,_destroy=function(exp){$(exp).removeData("resizable").removeData("ui-resizable").off(".resizable").find(".ui-resizable-handle").remove()};return this.elementIsWrapper&&(_destroy(this.element),wrapper=this.element,this.originalElement.css({position:wrapper.css("position"),width:wrapper.outerWidth(),height:wrapper.outerHeight(),top:wrapper.css("top"),left:wrapper.css("left")}).insertAfter(wrapper),wrapper.remove()),this.originalElement.css("resize",this.originalResizeStyle),_destroy(this.originalElement),this},_setOption:function(key,value){switch(this._super(key,value),key){case"handles":this._removeHandles(),this._setupHandles()}},_setupHandles:function(){var 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prel,i=0,element=this.helper||this.element;i<this._proportionallyResizeElements.length;i++)prel=this._proportionallyResizeElements[i],this.outerDimensions||(this.outerDimensions=this._getPaddingPlusBorderDimensions(prel)),prel.css({height:element.height()-this.outerDimensions.height||0,width:element.width()-this.outerDimensions.width||0})},_renderProxy:function(){var el=this.element,o=this.options;this.elementOffset=el.offset(),this._helper?(this.helper=this.helper||$("<div style='overflow:hidden;'></div>"),this._addClass(this.helper,this._helper),this.helper.css({width:this.element.outerWidth(),height:this.element.outerHeight(),position:"absolute",left:this.elementOffset.left+"px",top:this.elementOffset.top+"px",zIndex:++o.zIndex}),this.helper.appendTo("body").disableSelection()):this.helper=this.element},_change:{e:function(event,dx){return{width:this.originalSize.width+dx}},w:function(event,dx){var 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