1/*
2 Copyright (C) Federico Zivolo 2017
3 Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
4 */(function(e,t){'object'==typeof exports&&'undefined'!=typeof module?module.exports=t():'function'==typeof define&&define.amd?define(t):e.Popper=t()})(this,function(){'use strict';function e(e){return e&&'[object Function]'==={}.toString.call(e)}function t(e,t){if(1!==e.nodeType)return[];var o=window.getComputedStyle(e,null);return t?o[t]:o}function o(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}function n(e){if(!e||-1!==['HTML','BODY','#document'].indexOf(e.nodeName))return window.document.body;var i=t(e),r=i.overflow,p=i.overflowX,s=i.overflowY;return /(auto|scroll)/.test(r+s+p)?e:n(o(e))}function r(e){var o=e&&e.offsetParent,i=o&&o.nodeName;return i&&'BODY'!==i&&'HTML'!==i?-1!==['TD','TABLE'].indexOf(o.nodeName)&&'static'===t(o,'position')?r(o):o:window.document.documentElement}function p(e){var t=e.nodeName;return'BODY'!==t&&('HTML'===t||r(e.firstElementChild)===e)}function s(e){return null===e.parentNode?e:s(e.parentNode)}function 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n[p?'left':'top']=r[t]-(s?n[p?'width':'height']:0),e.placement=L(t),e.offsets.popper=c(n),e}},hide:{order:800,enabled:!0,fn:function(e){if(!F(e.instance.modifiers,'hide','preventOverflow'))return e;var t=e.offsets.reference,o=T(e.instance.modifiers,function(e){return'preventOverflow'===e.name}).boundaries;if(t.bottom<o.top||t.left>o.right||t.top>o.bottom||t.right<o.left){if(!0===e.hide)return e;e.hide=!0,e.attributes['x-out-of-boundaries']=''}else{if(!1===e.hide)return e;e.hide=!1,e.attributes['x-out-of-boundaries']=!1}return e}},computeStyle:{order:850,enabled:!0,fn:function(e,t){var o=t.x,i=t.y,n=e.offsets.popper,p=T(e.instance.modifiers,function(e){return'applyStyle'===e.name}).gpuAcceleration;void 0!==p&&console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');var s,d,a=void 0===p?t.gpuAcceleration:p,f=r(e.instance.popper),l=g(f),m={position:n.position},h={left:V(n.left),top:V(n.top),bottom:V(n.bottom),right:V(n.right)},c='bottom'===o?'top':'bottom',u='right'===i?'left':'right',b=B('transform');if(d='bottom'==c?-l.height+h.bottom:h.top,s='right'==u?-l.width+h.right:h.left,a&&b)m[b]='translate3d('+s+'px, '+d+'px, 0)',m[c]=0,m[u]=0,m.willChange='transform';else{var y='bottom'==c?-1:1,w='right'==u?-1:1;m[c]=d*y,m[u]=s*w,m.willChange=c+', '+u}var v={"x-placement":e.placement};return e.attributes=se({},v,e.attributes),e.styles=se({},m,e.styles),e},gpuAcceleration:!0,x:'bottom',y:'right'},applyStyle:{order:900,enabled:!0,fn:function(e){return U(e.instance.popper,e.styles),Y(e.instance.popper,e.attributes),e.offsets.arrow&&U(e.arrowElement,e.offsets.arrow),e},onLoad:function(e,t,o,i,n){var r=x(n,t,e),p=E(o.placement,r,t,e,o.modifiers.flip.boundariesElement,o.modifiers.flip.padding);return t.setAttribute('x-placement',p),U(t,{position:'absolute'}),o},gpuAcceleration:void 0}}},le});
5