https://www.prepostseo.com/web_assets/frontend/script/libs/diff.min.js

1/*!
2
3 diff v5.1.0
4
5Software License Agreement (BSD License)
6
7Copyright (c) 2009-2015, Kevin Decker <[email protected]>
8
9All rights reserved.
10
11Redistribution and use of this software in source and binary forms, with or without modification,
12are permitted provided that the following conditions are met:
13
14* Redistributions of source code must retain the above
15  copyright notice, this list of conditions and the
16  following disclaimer.
17
18* Redistributions in binary form must reproduce the above
19  copyright notice, this list of conditions and the
20  following disclaimer in the documentation and/or other
21  materials provided with the distribution.
22
23* Neither the name of Kevin Decker nor the names of its
24  contributors may be used to endorse or promote products
25  derived from this software without specific prior
26  written permission.
27
28THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
29IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
30FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
31CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
34IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
35OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36@license
37*/
38!function(e,n){"object"==typeof exports&&"undefined"!=typeof module?n(exports):"function"==typeof define&&define.amd?define(["exports"],n):n((e=e||self).Diff={})}(this,function(e){"use strict";function t(){}t.prototype={diff:function(u,a,e){var n=2<arguments.length&&void 0!==e?e:{},t=n.callback;"function"==typeof n&&(t=n,n={}),this.options=n;var f=this;function d(e){return t?(setTimeout(function(){t(void 0,e)},0),!0):e}u=this.castInput(u),a=this.castInput(a),u=this.removeEmpty(this.tokenize(u));var c=(a=this.removeEmpty(this.tokenize(a))).length,h=u.length,p=1,r=c+h;n.maxEditLength&&(r=Math.min(r,n.maxEditLength));var v=[{newPos:-1,components:[]}],i=this.extractCommon(v[0],a,u,0);if(v[0].newPos+1>=c&&h<=i+1)return d([{value:this.join(a),count:a.length}]);function o(){for(var e,n=-1*p;n<=p;n+=2){var t=void 0,r=v[n-1],i=v[n+1],o=(i?i.newPos:0)-n;r&&(v[n-1]=void 0);var l=r&&r.newPos+1<c,s=i&&0<=o&&o<h;if(l||s){if(!l||s&&r.newPos<i.newPos?(t={newPos:(e=i).newPos,components:e.components.slice(0)},f.pushComponent(t.components,void 0,!0)):((t=r).newPos++,f.pushComponent(t.components,!0,void 0)),o=f.extractCommon(t,a,u,n),t.newPos+1>=c&&h<=o+1)return d(function(e,n,t,r,i){for(var o=0,l=n.length,s=0,u=0;o<l;o++){var a,f,d=n[o];d.removed?(d.value=e.join(r.slice(u,u+d.count)),u+=d.count,o&&n[o-1].added&&(a=n[o-1],n[o-1]=n[o],n[o]=a)):(!d.added&&i?(f=(f=t.slice(s,s+d.count)).map(function(e,n){var t=r[u+n];return t.length>e.length?t:e}),d.value=e.join(f)):d.value=e.join(t.slice(s,s+d.count)),s+=d.count,d.added||(u+=d.count))}var c=n[l-1];1<l&&"string"==typeof c.value&&(c.added||c.removed)&&e.equals("",c.value)&&(n[l-2].value+=c.value,n.pop());return n}(f,t.components,a,u,f.useLongestToken));v[n]=t}else v[n]=void 0}p++}if(t)!function e(){setTimeout(function(){return r<p?t():void(o()||e())},0)}();else for(;p<=r;){var l=o();if(l)return l}},pushComponent:function(e,n,t){var r=e[e.length-1];r&&r.added===n&&r.removed===t?e[e.length-1]={count:r.count+1,added:n,removed:t}:e.push({count:1,added:n,removed:t})},extractCommon:function(e,n,t,r){for(var i=n.length,o=t.length,l=e.newPos,s=l-r,u=0;l+1<i&&s+1<o&&this.equals(n[l+1],t[s+1]);)l++,s++,u++;return u&&e.components.push({count:u}),e.newPos=l,s},equals:function(e,n){return this.options.comparator?this.options.comparator(e,n):e===n||this.options.ignoreCase&&e.toLowerCase()===n.toLowerCase()},removeEmpty:function(e){for(var n=[],t=0;t<e.length;t++)e[t]&&n.push(e[t]);return n},castInput:function(e){return e},tokenize:function(e){return e.split("")},join:function(e){return e.join("")}};var r=new t;function i(e,n){if("function"==typeof e)n.callback=e;else if(e)for(var t in e)e.hasOwnProperty(t)&&(n[t]=e[t]);return n}var o=/^[A-Za-z\xC0-\u02C6\u02C8-\u02D7\u02DE-\u02FF\u1E00-\u1EFF]+$/,l=/\S/,s=new t;s.equals=function(e,n){return this.options.ignoreCase&&(e=e.toLowerCase(),n=n.toLowerCase()),e===n||this.options.ignoreWhitespace&&!l.test(e)&&!l.test(n)},s.tokenize=function(e){for(var n=e.split(/([^\S\r\n]+|[()[\]{}'"\r\n]|\b)/),t=0;t<n.length-1;t++)!n[t+1]&&n[t+2]&&o.test(n[t])&&o.test(n[t+2])&&(n[t]+=n[t+2],n.splice(t+1,2),t--);return n};var u=new t;function L(e,n,t){return u.diff(e,n,t)}u.tokenize=function(e){var n=[],t=e.split(/(\n|\r\n)/);t[t.length-1]||t.pop();for(var r=0;r<t.length;r++){var i=t[r];r%2&&!this.options.newlineIsToken?n[n.length-1]+=i:(this.options.ignoreWhitespace&&(i=i.trim()),n.push(i))}return n};var a=new t;a.tokenize=function(e){return e.split(/(\S.+?[.!?])(?=\s+|$)/)};var f=new t;function d(e){return(d="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function x(e){return function(e){if(Array.isArray(e))return c(e)}(e)||function(e){if("undefined"!=typeof Symbol&&Symbol.iterator in Object(e))return Array.from(e)}(e)||function(e,n){if(!e)return;if("string"==typeof e)return c(e,n);var t=Object.prototype.toString.call(e).slice(8,-1);"Object"===t&&e.constructor&&(t=e.constructor.name);if("Map"===t||"Set"===t)return Array.from(e);if("Arguments"===t||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t))return c(e,n)}(e)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}function c(e,n){(null==n||n>e.length)&&(n=e.length);for(var t=0,r=new Array(n);t<n;t++)r[t]=e[t];return r}f.tokenize=function(e){return e.split(/([{}:;,]|\s+)/)};var h=Object.prototype.toString,p=new t;function v(e,n,t,r,i){var o,l;for(n=n||[],t=t||[],r&&(e=r(i,e)),o=0;o<n.length;o+=1)if(n[o]===e)return t[o];if("[object Array]"===h.call(e)){for(n.push(e),l=new Array(e.length),t.push(l),o=0;o<e.length;o+=1)l[o]=v(e[o],n,t,r,i);return n.pop(),t.pop(),l}if(e&&e.toJSON&&(e=e.toJSON()),"object"===d(e)&&null!==e){n.push(e),l={},t.push(l);var s,u=[];for(s in e)e.hasOwnProperty(s)&&u.push(s);for(u.sort(),o=0;o<u.length;o+=1)l[s=u[o]]=v(e[s],n,t,r,s);n.pop(),t.pop()}else l=e;return l}p.useLongestToken=!0,p.tokenize=u.tokenize,p.castInput=function(e){var n=this.options,t=n.undefinedReplacement,r=n.stringifyReplacer,i=void 0===r?function(e,n){return void 0===n?t:n}:r;return"string"==typeof e?e:JSON.stringify(v(e,null,null,i),i,"  ")},p.equals=function(e,n){return t.prototype.equals.call(p,e.replace(/,([\r\n])/g,"$1"),n.replace(/,([\r\n])/g,"$1"))};var g=new t;function j(e){var l=1<arguments.length&&void 0!==arguments[1]?arguments[1]:{},s=e.split(/\r\n|[\n\v\f\r\x85]/),u=e.match(/\r\n|[\n\v\f\r\x85]/g)||[],i=[],a=0;function n(){var e={};for(i.push(e);a<s.length;){var n=s[a];if(/^(\-\-\-|\+\+\+|@@)\s/.test(n))break;var t=/^(?:Index:|diff(?: -r \w+)+)\s+(.+?)\s*$/.exec(n);t&&(e.index=t[1]),a++}for(o(e),o(e),e.hunks=[];a<s.length;){var r=s[a];if(/^(Index:|diff|\-\-\-|\+\+\+)\s/.test(r))break;if(/^@@/.test(r))e.hunks.push(function(){var e=a,n=s[a++].split(/@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/),t={oldStart:+n[1],oldLines:void 0===n[2]?1:+n[2],newStart:+n[3],newLines:void 0===n[4]?1:+n[4],lines:[],linedelimiters:[]};0===t.oldLines&&(t.oldStart+=1);0===t.newLines&&(t.newStart+=1);for(var r=0,i=0;a<s.length&&!(0===s[a].indexOf("--- ")&&a+2<s.length&&0===s[a+1].indexOf("+++ ")&&0===s[a+2].indexOf("@@"));a++){var o=0==s[a].length&&a!=s.length-1?" ":s[a][0];if("+"!==o&&"-"!==o&&" "!==o&&"\\"!==o)break;t.lines.push(s[a]),t.linedelimiters.push(u[a]||"\n"),"+"===o?r++:"-"===o?i++:" "===o&&(r++,i++)}r||1!==t.newLines||(t.newLines=0);i||1!==t.oldLines||(t.oldLines=0);if(l.strict){if(r!==t.newLines)throw new Error("Added line count did not match for hunk at line "+(e+1));if(i!==t.oldLines)throw new Error("Removed line count did not match for hunk at line "+(e+1))}return t}());else{if(r&&l.strict)throw new Error("Unknown line "+(a+1)+" "+JSON.stringify(r));a++}}}function o(e){var n,t,r,i=/^(---|\+\+\+)\s+(.*)$/.exec(s[a]);i&&(n="---"===i[1]?"old":"new",r=(t=i[2].split("\t",2))[0].replace(/\\\\/g,"\\"),/^".*"$/.test(r)&&(r=r.substr(1,r.length-2)),e[n+"FileName"]=r,e[n+"Header"]=(t[1]||"").trim(),a++)}for(;a<s.length;)n();return i}function m(e,n){var t=2<arguments.length&&void 0!==arguments[2]?arguments[2]:{};if("string"==typeof n&&(n=j(n)),Array.isArray(n)){if(1<n.length)throw new Error("applyPatch only w

38orks with a single input.");n=n[0]}var r,i,l=e.split(/\r\n|[\n\v\f\r\x85]/),o=e.match(/\r\n|[\n\v\f\r\x85]/g)||[],s=n.hunks,u=t.compareLine||function(e,n,t,r){return n===r},a=0,f=t.fuzzFactor||0,d=0,c=0;for(var h=0;h<s.length;h++){for(var p=s[h],v=l.length-p.oldLines,g=0,m=c+p.oldStart-1,w=function(n,t,r){var i=!0,o=!1,l=!1,s=1;return function e(){if(i&&!l){if(o?s++:i=!1,n+s<=r)return s;l=!0}if(!o)return l||(i=!0),t<=n-s?-s++:(o=!0,e())}}(m,d,v);void 0!==g;g=w())if(function(e,n){for(var t=0;t<e.lines.length;t++){var r=e.lines[t],i=0<r.length?r[0]:" ",o=0<r.length?r.substr(1):r;if(" "===i||"-"===i){if(!u(n+1,l[n],i,o)&&f<++a)return;n++}}return 1}(p,m+g)){p.offset=c+=g;break}if(void 0===g)return!1;d=p.offset+p.oldStart+p.oldLines}for(var y=0,L=0;L<s.length;L++){var x=s[L],S=x.oldStart+x.offset+y-1;y+=x.newLines-x.oldLines;for(var k=0;k<x.lines.length;k++){var b,F=x.lines[k],N=0<F.length?F[0]:" ",H=0<F.length?F.substr(1):F,P=x.linedelimiters[k];" "===N?S++:"-"===N?(l.splice(S,1),o.splice(S,1)):"+"===N?(l.splice(S,0,H),o.splice(S,0,P),S++):"\\"===N&&("+"===(b=x.lines[k-1]?x.lines[k-1][0]:null)?r=!0:"-"===b&&(i=!0))}}if(r)for(;!l[l.length-1];)l.pop(),o.pop();else i&&(l.push(""),o.push("\n"));for(var C=0;C<l.length-1;C++)l[C]=l[C]+o[C];return l.join("")}function w(e,n,a,f,t,r,d){void 0===(d=d||{}).context&&(d.context=4);var c=L(a,f,d);if(c){c.push({value:"",lines:[]});for(var h=[],p=0,v=0,g=[],m=1,w=1,i=0;i<c.length;i++)!function(e){var n,t,r,i,o,l,s=c[e],u=s.lines||s.value.replace(/\n$/,"").split("\n");s.lines=u,s.added||s.removed?(p||(n=c[e-1],p=m,v=w,n&&(g=0<d.context?y(n.lines.slice(-d.context)):[],p-=g.length,v-=g.length)),g.push.apply(g,x(u.map(function(e){return(s.added?"+":"-")+e}))),s.added?w+=u.length:m+=u.length):(p&&(u.length<=2*d.context&&e<c.length-2?g.push.apply(g,x(y(u))):(t=Math.min(u.length,d.context),g.push.apply(g,x(y(u.slice(0,t)))),r={oldStart:p,oldLines:m-p+t,newStart:v,newLines:w-v+t,lines:g},e>=c.length-2&&u.length<=d.context&&(i=/\n$/.test(a),o=/\n$/.test(f),l=0==u.length&&g.length>r.oldLines,!i&&l&&0<a.length&&g.splice(r.oldLines,0,"\\ No newline at end of file"),(i||l)&&o||g.push("\\ No newline at end of file")),h.push(r),v=p=0,g=[])),m+=u.length,w+=u.length)}(i);return{oldFileName:e,newFileName:n,oldHeader:t,newHeader:r,hunks:h}}function y(e){return e.map(function(e){return" "+e})}}function y(e,n,t,r,i,o,l){return function(e){var n=[];e.oldFileName==e.newFileName&&n.push("Index: "+e.oldFileName),n.push("==================================================================="),n.push("--- "+e.oldFileName+(void 0===e.oldHeader?"":"\t"+e.oldHeader)),n.push("+++ "+e.newFileName+(void 0===e.newHeader?"":"\t"+e.newHeader));for(var t=0;t<e.hunks.length;t++){var r=e.hunks[t];0===r.oldLines&&--r.oldStart,0===r.newLines&&--r.newStart,n.push("@@ -"+r.oldStart+","+r.oldLines+" +"+r.newStart+","+r.newLines+" @@"),n.push.apply(n,r.lines)}return n.join("\n")+"\n"}(w(e,n,t,r,i,o,l))}function S(e,n){if(n.length>e.length)return!1;for(var t=0;t<n.length;t++)if(n[t]!==e[t])return!1;return!0}function k(e){var n=function r(e){var i=0;var o=0;e.forEach(function(e){var n,t;"string"!=typeof e?(n=r(e.mine),t=r(e.theirs),void 0!==i&&(n.oldLines===t.oldLines?i+=n.oldLines:i=void 0),void 0!==o&&(n.newLines===t.newLines?o+=n.newLines:o=void 0)):(void 0===o||"+"!==e[0]&&" "!==e[0]||o++,void 0===i||"-"!==e[0]&&" "!==e[0]||i++)});return{oldLines:i,newLines:o}}(e.lines),t=n.oldLines,r=n.newLines;void 0!==t?e.oldLines=t:delete e.oldLines,void 0!==r?e.newLines=r:delete e.newLines}function b(e,n){if("string"!=typeof e)return e;if(/^@@/m.test(e)||/^Index:/m.test(e))return j(e)[0];

38if(!n)throw new Error("Must provide a base reference or pass in a patch");return w(void 0,void 0,n,e)}function F(e){return e.newFileName&&e.newFileName!==e.oldFileName}function N(e,n,t){return n===t?n:(e.conflict=!0,{mine:n,theirs:t})}function H(e,n){return e.oldStart<n.oldStart&&e.oldStart+e.oldLines<n.oldStart}function P(e,n){return{oldStart:e.oldStart,oldLines:e.oldLines,newStart:e.newStart+n,newLines:e.newLines,lines:e.lines}}function C(e,n,t,r){var i,o=O(n),l=function(e,n){var t=[],r=[],i=0,o=!1,l=!1;for(;i<n.length&&e.index<e.lines.length;){var s=e.lines[e.index],u=n[i];if("+"===u[0])break;if(o=o||" "!==s[0],r.push(u),i++,"+"===s[0])for(l=!0;"+"===s[0];)t.push(s),s=e.lines[++e.index];u.substr(1)===s.substr(1)?(t.push(s),e.index++):l=!0}"+"===(n[i]||"")[0]&&o&&(l=!0);if(l)return t;for(;i<n.length;)r.push(n[i++]);return{merged:r,changes:t}}(t,o);l.merged?(i=e.lines).push.apply(i,x(l.merged)):E(e,r?l:o,r?o:l)}function E(e,n,t){e.conflict=!0,e.lines.push({conflict:!0,mine:n,theirs:t})}function z(e,n,t){for(;n.offset<t.offset&&n.index<n.lines.length;){var r=n.lines[n.index++];e.lines.push(r),n.offset++}}function A(e,n){for(;n.index<n.lines.length;){var t=n.lines[n.index++];e.lines.push(t)}}function O(e){for(var n=[],t=e.lines[e.index][0];e.index<e.lines.length;){var r=e.lines[e.index];if("-"===t&&"+"===r[0]&&(t="+"),t!==r[0])break;n.push(r),e.index++}return n}function I(e){return e.reduce(function(e,n){return e&&"-"===n[0]},!0)}function $(e,n,t){for(var r=0;r<t;r++){var i=n[n.length-t+r].substr(1);if(e.lines[e.index+r]!==" "+i)return}return e.index+=t,1}g.tokenize=function(e){return e.slice()},g.join=g.removeEmpty=function(e){return e},e.Diff=t,e.applyPatch=m,e.applyPatches=function(e,o){"string"==typeof e&&(e=j(e));var n=0;!function r(){var i=e[n++];if(!i)return o.complete();o.loadFile(i,function(e,n){if(e)return o.complete(e);var t=m(n,i,o);o.patched(i,t,function(e){return e?o.complete(e):void r()})})}()},e.canonicalize=v,e.convertChangesToDMP=function(e){for(var n,t,r=[],i=0;i<e.length;i++)t=(n=e[i]).added?1:n.removed?-1:0,r.push([t,n.value]);return r},e.convertChangesToXML=function(e){for(var n,t=[],r=0;r<e.length;r++){var i=e[r];i.added?t.push("<ins>"):i.removed&&t.push("<del>"),t.push((n=i.value,n.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;"))),i.added?t.push("</ins>"):i.removed&&t.push("</del>")}return t.join("")},e.createPatch=function(e,n,t,r,i,o){return y(e,e,n,t,r,i,o)},e.createTwoFilesPatch=y,e.diffArrays=function(e,n,t){return g.diff(e,n,t)},e.diffChars=function(e,n,t){return r.diff(e,n,t)},e.diffCss=function(e,n,t){return f.diff(e,n,t)},e.diffJson=function(e,n,t){return p.diff(e,n,t)},e.diffLines=L,e.diffSentences=function(e,n,t){return a.diff(e,n,t)},e.diffTrimmedLines=function(e,n,t){var r=i(t,{ignoreWhitespace:!0});return u.diff(e,n,r)},e.diffWords=function(e,n,t){return t=i(t,{ignoreWhitespace:!0}),s.diff(e,n,t)},e.diffWordsWithSpace=function(e,n,t){return s.diff(e,n,t)},e.merge=function(e,n,t){e=b(e,t),n=b(n,t);var r={};(e.index||n.index)&&(r.index=e.index||n.index),(e.newFileName||n.newFileName)&&(F(e)?F(n)?(r.oldFileName=N(r,e.oldFileName,n.oldFileName),r.newFileName=N(r,e.newFileName,n.newFileName),r.oldHeader=N(r,e.oldHeader,n.oldHeader),r.newHeader=N(r,e.newHeader,n.newHeader)):(r.oldFileName=e.oldFileName,r.newFileName=e.newFileName,r.oldHeader=e.oldHeader,r.newHeader=e.newHeader):(r.oldFileName=n.oldFileName||e.oldFileName,r.newFileName=n.newFileName||e.newFileName,r.oldHeader=n.oldHeader||e.oldHeader,r.newHeader=n.newHeader||e.newHeader)),r.hunks=[];for(var i=0,o=0,l=0,s=0;i<e.hunks.length||o<n.hunks.length;){var u,a=e.hunks[i]||{oldStart:1/0},f=n.hunks[o]||{oldStart:1/0};H(a,f)?(r.hunks.push(P(a,l)),i++,s+=a.newLines-a.oldLines):H(f,a)?(r.hunks.push(P(f,s)),o++,l+=f.newLines-f.oldLines):(function(e,n,t,r,i){var o,l,s={offset:n,lines:t,index:0},u={offset:r,lines:i,index:0};z(e,s,u),z(e,u,s);for(;s.index<s.lines.length&&u.index<u.lines.length;){var a=s.lines[s.index],f=u.lines[u.index];"-"!==a[0]&&"+"!==a[0]||"-"!==f[0]&&"+"!==f[0]?"+"===a[0]&&" "===f[0]?(o=e.lines).push.apply(o,x(O(s))):"+"===f[0]&&" "===a[0]?(l=e.lines).push.apply(l,x(O(u))):"-"===a[0]&&" "===f[0]?C(e,s,u):"-"===f[0]&&" "===a[0]?C(e,u,s,!0):a===f?(e.lines.push(a),s.index++,u.index++):E(e,O(s),O(u)):function(e,n,t){var r,i,o,l=O(n),s=O(t);if(I(l)&&I(s)){if(S(l,s)&&$(t,l,l.length-s.length))return(r=e.lines).push.apply(r,x(l));if(S(s,l)&&$(n,s,s.length-l.length))return(i=e.lines).push.apply(i,x(s))}else if(function(e,n){return e.length===n.length&&S(e,n)}(l,s))return(o=e.lines).push.apply(o,x(l));E(e,l,s)}(e,s,u)}A(e,s),A(e,u),k(e)}(u={oldStart:Math.min(a.oldStart,f.oldStart),oldLines:0,newStart:Math.min(a.newStart+l,f.oldStart+s),newLines:0,lines:[]},a.oldStart,a.lines,f.oldStart,f.lines),o++,i++,r.hunks.push(u))}return r},e.parsePatch=j,e.structuredPatch=w,Object.defineProperty(e,"__esMo

38dule",{value:!0})});