Update v1.0.6
This commit is contained in:
Bhanu Slathia
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public/filemanager/scripts/CodeMirror/addon/merge/dep/diff_match_patch.js
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public/filemanager/scripts/CodeMirror/addon/merge/dep/diff_match_patch.js
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// From https://code.google.com/p/google-diff-match-patch/ , licensed under the Apache License 2.0
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(function(){function diff_match_patch(){this.Diff_Timeout=1;this.Diff_EditCost=4;this.Match_Threshold=0.5;this.Match_Distance=1E3;this.Patch_DeleteThreshold=0.5;this.Patch_Margin=4;this.Match_MaxBits=32}
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diff_match_patch.prototype.diff_main=function(a,b,c,d){"undefined"==typeof d&&(d=0>=this.Diff_Timeout?Number.MAX_VALUE:(new Date).getTime()+1E3*this.Diff_Timeout);if(null==a||null==b)throw Error("Null input. (diff_main)");if(a==b)return a?[[0,a]]:[];"undefined"==typeof c&&(c=!0);var e=c,f=this.diff_commonPrefix(a,b);c=a.substring(0,f);a=a.substring(f);b=b.substring(f);var f=this.diff_commonSuffix(a,b),g=a.substring(a.length-f);a=a.substring(0,a.length-f);b=b.substring(0,b.length-f);a=this.diff_compute_(a,
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b,e,d);c&&a.unshift([0,c]);g&&a.push([0,g]);this.diff_cleanupMerge(a);return a};
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diff_match_patch.prototype.diff_compute_=function(a,b,c,d){if(!a)return[[1,b]];if(!b)return[[-1,a]];var e=a.length>b.length?a:b,f=a.length>b.length?b:a,g=e.indexOf(f);return-1!=g?(c=[[1,e.substring(0,g)],[0,f],[1,e.substring(g+f.length)]],a.length>b.length&&(c[0][0]=c[2][0]=-1),c):1==f.length?[[-1,a],[1,b]]:(e=this.diff_halfMatch_(a,b))?(f=e[0],a=e[1],g=e[2],b=e[3],e=e[4],f=this.diff_main(f,g,c,d),c=this.diff_main(a,b,c,d),f.concat([[0,e]],c)):c&&100<a.length&&100<b.length?this.diff_lineMode_(a,b,
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d):this.diff_bisect_(a,b,d)};
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diff_match_patch.prototype.diff_lineMode_=function(a,b,c){var d=this.diff_linesToChars_(a,b);a=d.chars1;b=d.chars2;d=d.lineArray;a=this.diff_main(a,b,!1,c);this.diff_charsToLines_(a,d);this.diff_cleanupSemantic(a);a.push([0,""]);for(var e=d=b=0,f="",g="";b<a.length;){switch(a[b][0]){case 1:e++;g+=a[b][1];break;case -1:d++;f+=a[b][1];break;case 0:if(1<=d&&1<=e){a.splice(b-d-e,d+e);b=b-d-e;d=this.diff_main(f,g,!1,c);for(e=d.length-1;0<=e;e--)a.splice(b,0,d[e]);b+=d.length}d=e=0;g=f=""}b++}a.pop();return a};
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diff_match_patch.prototype.diff_bisect_=function(a,b,c){for(var d=a.length,e=b.length,f=Math.ceil((d+e)/2),g=f,h=2*f,j=Array(h),i=Array(h),k=0;k<h;k++)j[k]=-1,i[k]=-1;j[g+1]=0;i[g+1]=0;for(var k=d-e,q=0!=k%2,r=0,t=0,p=0,w=0,v=0;v<f&&!((new Date).getTime()>c);v++){for(var n=-v+r;n<=v-t;n+=2){var l=g+n,m;m=n==-v||n!=v&&j[l-1]<j[l+1]?j[l+1]:j[l-1]+1;for(var s=m-n;m<d&&s<e&&a.charAt(m)==b.charAt(s);)m++,s++;j[l]=m;if(m>d)t+=2;else if(s>e)r+=2;else if(q&&(l=g+k-n,0<=l&&l<h&&-1!=i[l])){var u=d-i[l];if(m>=
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u)return this.diff_bisectSplit_(a,b,m,s,c)}}for(n=-v+p;n<=v-w;n+=2){l=g+n;u=n==-v||n!=v&&i[l-1]<i[l+1]?i[l+1]:i[l-1]+1;for(m=u-n;u<d&&m<e&&a.charAt(d-u-1)==b.charAt(e-m-1);)u++,m++;i[l]=u;if(u>d)w+=2;else if(m>e)p+=2;else if(!q&&(l=g+k-n,0<=l&&(l<h&&-1!=j[l])&&(m=j[l],s=g+m-l,u=d-u,m>=u)))return this.diff_bisectSplit_(a,b,m,s,c)}}return[[-1,a],[1,b]]};
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diff_match_patch.prototype.diff_bisectSplit_=function(a,b,c,d,e){var f=a.substring(0,c),g=b.substring(0,d);a=a.substring(c);b=b.substring(d);f=this.diff_main(f,g,!1,e);e=this.diff_main(a,b,!1,e);return f.concat(e)};
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diff_match_patch.prototype.diff_linesToChars_=function(a,b){function c(a){for(var b="",c=0,f=-1,g=d.length;f<a.length-1;){f=a.indexOf("\n",c);-1==f&&(f=a.length-1);var r=a.substring(c,f+1),c=f+1;(e.hasOwnProperty?e.hasOwnProperty(r):void 0!==e[r])?b+=String.fromCharCode(e[r]):(b+=String.fromCharCode(g),e[r]=g,d[g++]=r)}return b}var d=[],e={};d[0]="";var f=c(a),g=c(b);return{chars1:f,chars2:g,lineArray:d}};
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diff_match_patch.prototype.diff_charsToLines_=function(a,b){for(var c=0;c<a.length;c++){for(var d=a[c][1],e=[],f=0;f<d.length;f++)e[f]=b[d.charCodeAt(f)];a[c][1]=e.join("")}};diff_match_patch.prototype.diff_commonPrefix=function(a,b){if(!a||!b||a.charAt(0)!=b.charAt(0))return 0;for(var c=0,d=Math.min(a.length,b.length),e=d,f=0;c<e;)a.substring(f,e)==b.substring(f,e)?f=c=e:d=e,e=Math.floor((d-c)/2+c);return e};
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diff_match_patch.prototype.diff_commonSuffix=function(a,b){if(!a||!b||a.charAt(a.length-1)!=b.charAt(b.length-1))return 0;for(var c=0,d=Math.min(a.length,b.length),e=d,f=0;c<e;)a.substring(a.length-e,a.length-f)==b.substring(b.length-e,b.length-f)?f=c=e:d=e,e=Math.floor((d-c)/2+c);return e};
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diff_match_patch.prototype.diff_commonOverlap_=function(a,b){var c=a.length,d=b.length;if(0==c||0==d)return 0;c>d?a=a.substring(c-d):c<d&&(b=b.substring(0,c));c=Math.min(c,d);if(a==b)return c;for(var d=0,e=1;;){var f=a.substring(c-e),f=b.indexOf(f);if(-1==f)return d;e+=f;if(0==f||a.substring(c-e)==b.substring(0,e))d=e,e++}};
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diff_match_patch.prototype.diff_halfMatch_=function(a,b){function c(a,b,c){for(var d=a.substring(c,c+Math.floor(a.length/4)),e=-1,g="",h,j,n,l;-1!=(e=b.indexOf(d,e+1));){var m=f.diff_commonPrefix(a.substring(c),b.substring(e)),s=f.diff_commonSuffix(a.substring(0,c),b.substring(0,e));g.length<s+m&&(g=b.substring(e-s,e)+b.substring(e,e+m),h=a.substring(0,c-s),j=a.substring(c+m),n=b.substring(0,e-s),l=b.substring(e+m))}return 2*g.length>=a.length?[h,j,n,l,g]:null}if(0>=this.Diff_Timeout)return null;
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var d=a.length>b.length?a:b,e=a.length>b.length?b:a;if(4>d.length||2*e.length<d.length)return null;var f=this,g=c(d,e,Math.ceil(d.length/4)),d=c(d,e,Math.ceil(d.length/2)),h;if(!g&&!d)return null;h=d?g?g[4].length>d[4].length?g:d:d:g;var j;a.length>b.length?(g=h[0],d=h[1],e=h[2],j=h[3]):(e=h[0],j=h[1],g=h[2],d=h[3]);h=h[4];return[g,d,e,j,h]};
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diff_match_patch.prototype.diff_cleanupSemantic=function(a){for(var b=!1,c=[],d=0,e=null,f=0,g=0,h=0,j=0,i=0;f<a.length;)0==a[f][0]?(c[d++]=f,g=j,h=i,i=j=0,e=a[f][1]):(1==a[f][0]?j+=a[f][1].length:i+=a[f][1].length,e&&(e.length<=Math.max(g,h)&&e.length<=Math.max(j,i))&&(a.splice(c[d-1],0,[-1,e]),a[c[d-1]+1][0]=1,d--,d--,f=0<d?c[d-1]:-1,i=j=h=g=0,e=null,b=!0)),f++;b&&this.diff_cleanupMerge(a);this.diff_cleanupSemanticLossless(a);for(f=1;f<a.length;){if(-1==a[f-1][0]&&1==a[f][0]){b=a[f-1][1];c=a[f][1];
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d=this.diff_commonOverlap_(b,c);e=this.diff_commonOverlap_(c,b);if(d>=e){if(d>=b.length/2||d>=c.length/2)a.splice(f,0,[0,c.substring(0,d)]),a[f-1][1]=b.substring(0,b.length-d),a[f+1][1]=c.substring(d),f++}else if(e>=b.length/2||e>=c.length/2)a.splice(f,0,[0,b.substring(0,e)]),a[f-1][0]=1,a[f-1][1]=c.substring(0,c.length-e),a[f+1][0]=-1,a[f+1][1]=b.substring(e),f++;f++}f++}};
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diff_match_patch.prototype.diff_cleanupSemanticLossless=function(a){function b(a,b){if(!a||!b)return 6;var c=a.charAt(a.length-1),d=b.charAt(0),e=c.match(diff_match_patch.nonAlphaNumericRegex_),f=d.match(diff_match_patch.nonAlphaNumericRegex_),g=e&&c.match(diff_match_patch.whitespaceRegex_),h=f&&d.match(diff_match_patch.whitespaceRegex_),c=g&&c.match(diff_match_patch.linebreakRegex_),d=h&&d.match(diff_match_patch.linebreakRegex_),i=c&&a.match(diff_match_patch.blanklineEndRegex_),j=d&&b.match(diff_match_patch.blanklineStartRegex_);
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return i||j?5:c||d?4:e&&!g&&h?3:g||h?2:e||f?1:0}for(var c=1;c<a.length-1;){if(0==a[c-1][0]&&0==a[c+1][0]){var d=a[c-1][1],e=a[c][1],f=a[c+1][1],g=this.diff_commonSuffix(d,e);if(g)var h=e.substring(e.length-g),d=d.substring(0,d.length-g),e=h+e.substring(0,e.length-g),f=h+f;for(var g=d,h=e,j=f,i=b(d,e)+b(e,f);e.charAt(0)===f.charAt(0);){var d=d+e.charAt(0),e=e.substring(1)+f.charAt(0),f=f.substring(1),k=b(d,e)+b(e,f);k>=i&&(i=k,g=d,h=e,j=f)}a[c-1][1]!=g&&(g?a[c-1][1]=g:(a.splice(c-1,1),c--),a[c][1]=
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h,j?a[c+1][1]=j:(a.splice(c+1,1),c--))}c++}};diff_match_patch.nonAlphaNumericRegex_=/[^a-zA-Z0-9]/;diff_match_patch.whitespaceRegex_=/\s/;diff_match_patch.linebreakRegex_=/[\r\n]/;diff_match_patch.blanklineEndRegex_=/\n\r?\n$/;diff_match_patch.blanklineStartRegex_=/^\r?\n\r?\n/;
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diff_match_patch.prototype.diff_cleanupEfficiency=function(a){for(var b=!1,c=[],d=0,e=null,f=0,g=!1,h=!1,j=!1,i=!1;f<a.length;){if(0==a[f][0])a[f][1].length<this.Diff_EditCost&&(j||i)?(c[d++]=f,g=j,h=i,e=a[f][1]):(d=0,e=null),j=i=!1;else if(-1==a[f][0]?i=!0:j=!0,e&&(g&&h&&j&&i||e.length<this.Diff_EditCost/2&&3==g+h+j+i))a.splice(c[d-1],0,[-1,e]),a[c[d-1]+1][0]=1,d--,e=null,g&&h?(j=i=!0,d=0):(d--,f=0<d?c[d-1]:-1,j=i=!1),b=!0;f++}b&&this.diff_cleanupMerge(a)};
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diff_match_patch.prototype.diff_cleanupMerge=function(a){a.push([0,""]);for(var b=0,c=0,d=0,e="",f="",g;b<a.length;)switch(a[b][0]){case 1:d++;f+=a[b][1];b++;break;case -1:c++;e+=a[b][1];b++;break;case 0:1<c+d?(0!==c&&0!==d&&(g=this.diff_commonPrefix(f,e),0!==g&&(0<b-c-d&&0==a[b-c-d-1][0]?a[b-c-d-1][1]+=f.substring(0,g):(a.splice(0,0,[0,f.substring(0,g)]),b++),f=f.substring(g),e=e.substring(g)),g=this.diff_commonSuffix(f,e),0!==g&&(a[b][1]=f.substring(f.length-g)+a[b][1],f=f.substring(0,f.length-
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g),e=e.substring(0,e.length-g))),0===c?a.splice(b-d,c+d,[1,f]):0===d?a.splice(b-c,c+d,[-1,e]):a.splice(b-c-d,c+d,[-1,e],[1,f]),b=b-c-d+(c?1:0)+(d?1:0)+1):0!==b&&0==a[b-1][0]?(a[b-1][1]+=a[b][1],a.splice(b,1)):b++,c=d=0,f=e=""}""===a[a.length-1][1]&&a.pop();c=!1;for(b=1;b<a.length-1;)0==a[b-1][0]&&0==a[b+1][0]&&(a[b][1].substring(a[b][1].length-a[b-1][1].length)==a[b-1][1]?(a[b][1]=a[b-1][1]+a[b][1].substring(0,a[b][1].length-a[b-1][1].length),a[b+1][1]=a[b-1][1]+a[b+1][1],a.splice(b-1,1),c=!0):a[b][1].substring(0,
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a[b+1][1].length)==a[b+1][1]&&(a[b-1][1]+=a[b+1][1],a[b][1]=a[b][1].substring(a[b+1][1].length)+a[b+1][1],a.splice(b+1,1),c=!0)),b++;c&&this.diff_cleanupMerge(a)};diff_match_patch.prototype.diff_xIndex=function(a,b){var c=0,d=0,e=0,f=0,g;for(g=0;g<a.length;g++){1!==a[g][0]&&(c+=a[g][1].length);-1!==a[g][0]&&(d+=a[g][1].length);if(c>b)break;e=c;f=d}return a.length!=g&&-1===a[g][0]?f:f+(b-e)};
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diff_match_patch.prototype.diff_prettyHtml=function(a){for(var b=[],c=/&/g,d=/</g,e=/>/g,f=/\n/g,g=0;g<a.length;g++){var h=a[g][0],j=a[g][1],j=j.replace(c,"&").replace(d,"<").replace(e,">").replace(f,"¶<br>");switch(h){case 1:b[g]='<ins style="background:#e6ffe6;">'+j+"</ins>";break;case -1:b[g]='<del style="background:#ffe6e6;">'+j+"</del>";break;case 0:b[g]="<span>"+j+"</span>"}}return b.join("")};
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diff_match_patch.prototype.diff_text1=function(a){for(var b=[],c=0;c<a.length;c++)1!==a[c][0]&&(b[c]=a[c][1]);return b.join("")};diff_match_patch.prototype.diff_text2=function(a){for(var b=[],c=0;c<a.length;c++)-1!==a[c][0]&&(b[c]=a[c][1]);return b.join("")};diff_match_patch.prototype.diff_levenshtein=function(a){for(var b=0,c=0,d=0,e=0;e<a.length;e++){var f=a[e][0],g=a[e][1];switch(f){case 1:c+=g.length;break;case -1:d+=g.length;break;case 0:b+=Math.max(c,d),d=c=0}}return b+=Math.max(c,d)};
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diff_match_patch.prototype.diff_toDelta=function(a){for(var b=[],c=0;c<a.length;c++)switch(a[c][0]){case 1:b[c]="+"+encodeURI(a[c][1]);break;case -1:b[c]="-"+a[c][1].length;break;case 0:b[c]="="+a[c][1].length}return b.join("\t").replace(/%20/g," ")};
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diff_match_patch.prototype.diff_fromDelta=function(a,b){for(var c=[],d=0,e=0,f=b.split(/\t/g),g=0;g<f.length;g++){var h=f[g].substring(1);switch(f[g].charAt(0)){case "+":try{c[d++]=[1,decodeURI(h)]}catch(j){throw Error("Illegal escape in diff_fromDelta: "+h);}break;case "-":case "=":var i=parseInt(h,10);if(isNaN(i)||0>i)throw Error("Invalid number in diff_fromDelta: "+h);h=a.substring(e,e+=i);"="==f[g].charAt(0)?c[d++]=[0,h]:c[d++]=[-1,h];break;default:if(f[g])throw Error("Invalid diff operation in diff_fromDelta: "+
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f[g]);}}if(e!=a.length)throw Error("Delta length ("+e+") does not equal source text length ("+a.length+").");return c};diff_match_patch.prototype.match_main=function(a,b,c){if(null==a||null==b||null==c)throw Error("Null input. (match_main)");c=Math.max(0,Math.min(c,a.length));return a==b?0:a.length?a.substring(c,c+b.length)==b?c:this.match_bitap_(a,b,c):-1};
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diff_match_patch.prototype.match_bitap_=function(a,b,c){function d(a,d){var e=a/b.length,g=Math.abs(c-d);return!f.Match_Distance?g?1:e:e+g/f.Match_Distance}if(b.length>this.Match_MaxBits)throw Error("Pattern too long for this browser.");var e=this.match_alphabet_(b),f=this,g=this.Match_Threshold,h=a.indexOf(b,c);-1!=h&&(g=Math.min(d(0,h),g),h=a.lastIndexOf(b,c+b.length),-1!=h&&(g=Math.min(d(0,h),g)));for(var j=1<<b.length-1,h=-1,i,k,q=b.length+a.length,r,t=0;t<b.length;t++){i=0;for(k=q;i<k;)d(t,c+
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k)<=g?i=k:q=k,k=Math.floor((q-i)/2+i);q=k;i=Math.max(1,c-k+1);var p=Math.min(c+k,a.length)+b.length;k=Array(p+2);for(k[p+1]=(1<<t)-1;p>=i;p--){var w=e[a.charAt(p-1)];k[p]=0===t?(k[p+1]<<1|1)&w:(k[p+1]<<1|1)&w|((r[p+1]|r[p])<<1|1)|r[p+1];if(k[p]&j&&(w=d(t,p-1),w<=g))if(g=w,h=p-1,h>c)i=Math.max(1,2*c-h);else break}if(d(t+1,c)>g)break;r=k}return h};
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diff_match_patch.prototype.match_alphabet_=function(a){for(var b={},c=0;c<a.length;c++)b[a.charAt(c)]=0;for(c=0;c<a.length;c++)b[a.charAt(c)]|=1<<a.length-c-1;return b};
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diff_match_patch.prototype.patch_addContext_=function(a,b){if(0!=b.length){for(var c=b.substring(a.start2,a.start2+a.length1),d=0;b.indexOf(c)!=b.lastIndexOf(c)&&c.length<this.Match_MaxBits-this.Patch_Margin-this.Patch_Margin;)d+=this.Patch_Margin,c=b.substring(a.start2-d,a.start2+a.length1+d);d+=this.Patch_Margin;(c=b.substring(a.start2-d,a.start2))&&a.diffs.unshift([0,c]);(d=b.substring(a.start2+a.length1,a.start2+a.length1+d))&&a.diffs.push([0,d]);a.start1-=c.length;a.start2-=c.length;a.length1+=
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c.length+d.length;a.length2+=c.length+d.length}};
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diff_match_patch.prototype.patch_make=function(a,b,c){var d;if("string"==typeof a&&"string"==typeof b&&"undefined"==typeof c)d=a,b=this.diff_main(d,b,!0),2<b.length&&(this.diff_cleanupSemantic(b),this.diff_cleanupEfficiency(b));else if(a&&"object"==typeof a&&"undefined"==typeof b&&"undefined"==typeof c)b=a,d=this.diff_text1(b);else if("string"==typeof a&&b&&"object"==typeof b&&"undefined"==typeof c)d=a;else if("string"==typeof a&&"string"==typeof b&&c&&"object"==typeof c)d=a,b=c;else throw Error("Unknown call format to patch_make.");
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if(0===b.length)return[];c=[];a=new diff_match_patch.patch_obj;for(var e=0,f=0,g=0,h=d,j=0;j<b.length;j++){var i=b[j][0],k=b[j][1];!e&&0!==i&&(a.start1=f,a.start2=g);switch(i){case 1:a.diffs[e++]=b[j];a.length2+=k.length;d=d.substring(0,g)+k+d.substring(g);break;case -1:a.length1+=k.length;a.diffs[e++]=b[j];d=d.substring(0,g)+d.substring(g+k.length);break;case 0:k.length<=2*this.Patch_Margin&&e&&b.length!=j+1?(a.diffs[e++]=b[j],a.length1+=k.length,a.length2+=k.length):k.length>=2*this.Patch_Margin&&
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e&&(this.patch_addContext_(a,h),c.push(a),a=new diff_match_patch.patch_obj,e=0,h=d,f=g)}1!==i&&(f+=k.length);-1!==i&&(g+=k.length)}e&&(this.patch_addContext_(a,h),c.push(a));return c};diff_match_patch.prototype.patch_deepCopy=function(a){for(var b=[],c=0;c<a.length;c++){var d=a[c],e=new diff_match_patch.patch_obj;e.diffs=[];for(var f=0;f<d.diffs.length;f++)e.diffs[f]=d.diffs[f].slice();e.start1=d.start1;e.start2=d.start2;e.length1=d.length1;e.length2=d.length2;b[c]=e}return b};
|
||||
diff_match_patch.prototype.patch_apply=function(a,b){if(0==a.length)return[b,[]];a=this.patch_deepCopy(a);var c=this.patch_addPadding(a);b=c+b+c;this.patch_splitMax(a);for(var d=0,e=[],f=0;f<a.length;f++){var g=a[f].start2+d,h=this.diff_text1(a[f].diffs),j,i=-1;if(h.length>this.Match_MaxBits){if(j=this.match_main(b,h.substring(0,this.Match_MaxBits),g),-1!=j&&(i=this.match_main(b,h.substring(h.length-this.Match_MaxBits),g+h.length-this.Match_MaxBits),-1==i||j>=i))j=-1}else j=this.match_main(b,h,g);
|
||||
if(-1==j)e[f]=!1,d-=a[f].length2-a[f].length1;else if(e[f]=!0,d=j-g,g=-1==i?b.substring(j,j+h.length):b.substring(j,i+this.Match_MaxBits),h==g)b=b.substring(0,j)+this.diff_text2(a[f].diffs)+b.substring(j+h.length);else if(g=this.diff_main(h,g,!1),h.length>this.Match_MaxBits&&this.diff_levenshtein(g)/h.length>this.Patch_DeleteThreshold)e[f]=!1;else{this.diff_cleanupSemanticLossless(g);for(var h=0,k,i=0;i<a[f].diffs.length;i++){var q=a[f].diffs[i];0!==q[0]&&(k=this.diff_xIndex(g,h));1===q[0]?b=b.substring(0,
|
||||
j+k)+q[1]+b.substring(j+k):-1===q[0]&&(b=b.substring(0,j+k)+b.substring(j+this.diff_xIndex(g,h+q[1].length)));-1!==q[0]&&(h+=q[1].length)}}}b=b.substring(c.length,b.length-c.length);return[b,e]};
|
||||
diff_match_patch.prototype.patch_addPadding=function(a){for(var b=this.Patch_Margin,c="",d=1;d<=b;d++)c+=String.fromCharCode(d);for(d=0;d<a.length;d++)a[d].start1+=b,a[d].start2+=b;var d=a[0],e=d.diffs;if(0==e.length||0!=e[0][0])e.unshift([0,c]),d.start1-=b,d.start2-=b,d.length1+=b,d.length2+=b;else if(b>e[0][1].length){var f=b-e[0][1].length;e[0][1]=c.substring(e[0][1].length)+e[0][1];d.start1-=f;d.start2-=f;d.length1+=f;d.length2+=f}d=a[a.length-1];e=d.diffs;0==e.length||0!=e[e.length-1][0]?(e.push([0,
|
||||
c]),d.length1+=b,d.length2+=b):b>e[e.length-1][1].length&&(f=b-e[e.length-1][1].length,e[e.length-1][1]+=c.substring(0,f),d.length1+=f,d.length2+=f);return c};
|
||||
diff_match_patch.prototype.patch_splitMax=function(a){for(var b=this.Match_MaxBits,c=0;c<a.length;c++)if(!(a[c].length1<=b)){var d=a[c];a.splice(c--,1);for(var e=d.start1,f=d.start2,g="";0!==d.diffs.length;){var h=new diff_match_patch.patch_obj,j=!0;h.start1=e-g.length;h.start2=f-g.length;""!==g&&(h.length1=h.length2=g.length,h.diffs.push([0,g]));for(;0!==d.diffs.length&&h.length1<b-this.Patch_Margin;){var g=d.diffs[0][0],i=d.diffs[0][1];1===g?(h.length2+=i.length,f+=i.length,h.diffs.push(d.diffs.shift()),
|
||||
j=!1):-1===g&&1==h.diffs.length&&0==h.diffs[0][0]&&i.length>2*b?(h.length1+=i.length,e+=i.length,j=!1,h.diffs.push([g,i]),d.diffs.shift()):(i=i.substring(0,b-h.length1-this.Patch_Margin),h.length1+=i.length,e+=i.length,0===g?(h.length2+=i.length,f+=i.length):j=!1,h.diffs.push([g,i]),i==d.diffs[0][1]?d.diffs.shift():d.diffs[0][1]=d.diffs[0][1].substring(i.length))}g=this.diff_text2(h.diffs);g=g.substring(g.length-this.Patch_Margin);i=this.diff_text1(d.diffs).substring(0,this.Patch_Margin);""!==i&&
|
||||
(h.length1+=i.length,h.length2+=i.length,0!==h.diffs.length&&0===h.diffs[h.diffs.length-1][0]?h.diffs[h.diffs.length-1][1]+=i:h.diffs.push([0,i]));j||a.splice(++c,0,h)}}};diff_match_patch.prototype.patch_toText=function(a){for(var b=[],c=0;c<a.length;c++)b[c]=a[c];return b.join("")};
|
||||
diff_match_patch.prototype.patch_fromText=function(a){var b=[];if(!a)return b;a=a.split("\n");for(var c=0,d=/^@@ -(\d+),?(\d*) \+(\d+),?(\d*) @@$/;c<a.length;){var e=a[c].match(d);if(!e)throw Error("Invalid patch string: "+a[c]);var f=new diff_match_patch.patch_obj;b.push(f);f.start1=parseInt(e[1],10);""===e[2]?(f.start1--,f.length1=1):"0"==e[2]?f.length1=0:(f.start1--,f.length1=parseInt(e[2],10));f.start2=parseInt(e[3],10);""===e[4]?(f.start2--,f.length2=1):"0"==e[4]?f.length2=0:(f.start2--,f.length2=
|
||||
parseInt(e[4],10));for(c++;c<a.length;){e=a[c].charAt(0);try{var g=decodeURI(a[c].substring(1))}catch(h){throw Error("Illegal escape in patch_fromText: "+g);}if("-"==e)f.diffs.push([-1,g]);else if("+"==e)f.diffs.push([1,g]);else if(" "==e)f.diffs.push([0,g]);else if("@"==e)break;else if(""!==e)throw Error('Invalid patch mode "'+e+'" in: '+g);c++}}return b};diff_match_patch.patch_obj=function(){this.diffs=[];this.start2=this.start1=null;this.length2=this.length1=0};
|
||||
diff_match_patch.patch_obj.prototype.toString=function(){var a,b;a=0===this.length1?this.start1+",0":1==this.length1?this.start1+1:this.start1+1+","+this.length1;b=0===this.length2?this.start2+",0":1==this.length2?this.start2+1:this.start2+1+","+this.length2;a=["@@ -"+a+" +"+b+" @@\n"];var c;for(b=0;b<this.diffs.length;b++){switch(this.diffs[b][0]){case 1:c="+";break;case -1:c="-";break;case 0:c=" "}a[b+1]=c+encodeURI(this.diffs[b][1])+"\n"}return a.join("").replace(/%20/g," ")};
|
||||
this.diff_match_patch=diff_match_patch;this.DIFF_DELETE=-1;this.DIFF_INSERT=1;this.DIFF_EQUAL=0;})();
|
||||
92
public/filemanager/scripts/CodeMirror/addon/merge/merge.css
vendored
Normal file
92
public/filemanager/scripts/CodeMirror/addon/merge/merge.css
vendored
Normal file
@@ -0,0 +1,92 @@
|
||||
.CodeMirror-merge {
|
||||
position: relative;
|
||||
border: 1px solid #ddd;
|
||||
white-space: pre;
|
||||
}
|
||||
|
||||
.CodeMirror-merge, .CodeMirror-merge .CodeMirror {
|
||||
height: 350px;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-2pane .CodeMirror-merge-pane { width: 47%; }
|
||||
.CodeMirror-merge-2pane .CodeMirror-merge-gap { width: 6%; }
|
||||
.CodeMirror-merge-3pane .CodeMirror-merge-pane { width: 31%; }
|
||||
.CodeMirror-merge-3pane .CodeMirror-merge-gap { width: 3.5%; }
|
||||
|
||||
.CodeMirror-merge-pane {
|
||||
display: inline-block;
|
||||
white-space: normal;
|
||||
vertical-align: top;
|
||||
}
|
||||
.CodeMirror-merge-pane-rightmost {
|
||||
position: absolute;
|
||||
right: 0px;
|
||||
z-index: 1;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-gap {
|
||||
z-index: 2;
|
||||
display: inline-block;
|
||||
height: 100%;
|
||||
-moz-box-sizing: border-box;
|
||||
box-sizing: border-box;
|
||||
overflow: hidden;
|
||||
border-left: 1px solid #ddd;
|
||||
border-right: 1px solid #ddd;
|
||||
position: relative;
|
||||
background: #f8f8f8;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-scrolllock-wrap {
|
||||
position: absolute;
|
||||
bottom: 0; left: 50%;
|
||||
}
|
||||
.CodeMirror-merge-scrolllock {
|
||||
position: relative;
|
||||
left: -50%;
|
||||
cursor: pointer;
|
||||
color: #555;
|
||||
line-height: 1;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-copybuttons-left, .CodeMirror-merge-copybuttons-right {
|
||||
position: absolute;
|
||||
left: 0; top: 0;
|
||||
right: 0; bottom: 0;
|
||||
line-height: 1;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-copy {
|
||||
position: absolute;
|
||||
cursor: pointer;
|
||||
color: #44c;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-copybuttons-left .CodeMirror-merge-copy { left: 2px; }
|
||||
.CodeMirror-merge-copybuttons-right .CodeMirror-merge-copy { right: 2px; }
|
||||
|
||||
.CodeMirror-merge-r-inserted, .CodeMirror-merge-l-inserted {
|
||||
background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAMAAAACCAYAAACddGYaAAAAGUlEQVQI12MwuCXy3+CWyH8GBgYGJgYkAABZbAQ9ELXurwAAAABJRU5ErkJggg==);
|
||||
background-position: bottom left;
|
||||
background-repeat: repeat-x;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-r-deleted, .CodeMirror-merge-l-deleted {
|
||||
background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAMAAAACCAYAAACddGYaAAAAGUlEQVQI12M4Kyb2/6yY2H8GBgYGJgYkAABURgPz6Ks7wQAAAABJRU5ErkJggg==);
|
||||
background-position: bottom left;
|
||||
background-repeat: repeat-x;
|
||||
}
|
||||
|
||||
.CodeMirror-merge-r-chunk { background: #ffffe0; }
|
||||
.CodeMirror-merge-r-chunk-start { border-top: 1px solid #ee8; }
|
||||
.CodeMirror-merge-r-chunk-end { border-bottom: 1px solid #ee8; }
|
||||
.CodeMirror-merge-r-connect { fill: #ffffe0; stroke: #ee8; stroke-width: 1px; }
|
||||
|
||||
.CodeMirror-merge-l-chunk { background: #eef; }
|
||||
.CodeMirror-merge-l-chunk-start { border-top: 1px solid #88e; }
|
||||
.CodeMirror-merge-l-chunk-end { border-bottom: 1px solid #88e; }
|
||||
.CodeMirror-merge-l-connect { fill: #eef; stroke: #88e; stroke-width: 1px; }
|
||||
|
||||
.CodeMirror-merge-l-chunk.CodeMirror-merge-r-chunk { background: #dfd; }
|
||||
.CodeMirror-merge-l-chunk-start.CodeMirror-merge-r-chunk-start { border-top: 1px solid #4e4; }
|
||||
.CodeMirror-merge-l-chunk-end.CodeMirror-merge-r-chunk-end { border-bottom: 1px solid #4e4; }
|
||||
505
public/filemanager/scripts/CodeMirror/addon/merge/merge.js
vendored
Normal file
505
public/filemanager/scripts/CodeMirror/addon/merge/merge.js
vendored
Normal file
@@ -0,0 +1,505 @@
|
||||
(function(mod) {
|
||||
if (typeof exports == "object" && typeof module == "object") // CommonJS
|
||||
mod(require("../../lib/codemirror"));
|
||||
else if (typeof define == "function" && define.amd) // AMD
|
||||
define(["../../lib/codemirror"], mod);
|
||||
else // Plain browser env
|
||||
mod(CodeMirror);
|
||||
})(function(CodeMirror) {
|
||||
"use strict";
|
||||
// declare global: diff_match_patch, DIFF_INSERT, DIFF_DELETE, DIFF_EQUAL
|
||||
|
||||
var Pos = CodeMirror.Pos;
|
||||
var svgNS = "http://www.w3.org/2000/svg";
|
||||
|
||||
function DiffView(mv, type) {
|
||||
this.mv = mv;
|
||||
this.type = type;
|
||||
this.classes = type == "left"
|
||||
? {chunk: "CodeMirror-merge-l-chunk",
|
||||
start: "CodeMirror-merge-l-chunk-start",
|
||||
end: "CodeMirror-merge-l-chunk-end",
|
||||
insert: "CodeMirror-merge-l-inserted",
|
||||
del: "CodeMirror-merge-l-deleted",
|
||||
connect: "CodeMirror-merge-l-connect"}
|
||||
: {chunk: "CodeMirror-merge-r-chunk",
|
||||
start: "CodeMirror-merge-r-chunk-start",
|
||||
end: "CodeMirror-merge-r-chunk-end",
|
||||
insert: "CodeMirror-merge-r-inserted",
|
||||
del: "CodeMirror-merge-r-deleted",
|
||||
connect: "CodeMirror-merge-r-connect"};
|
||||
}
|
||||
|
||||
DiffView.prototype = {
|
||||
constructor: DiffView,
|
||||
init: function(pane, orig, options) {
|
||||
this.edit = this.mv.edit;
|
||||
this.orig = CodeMirror(pane, copyObj({value: orig, readOnly: true}, copyObj(options)));
|
||||
|
||||
this.diff = getDiff(asString(orig), asString(options.value));
|
||||
this.diffOutOfDate = false;
|
||||
|
||||
this.showDifferences = options.showDifferences !== false;
|
||||
this.forceUpdate = registerUpdate(this);
|
||||
setScrollLock(this, true, false);
|
||||
registerScroll(this);
|
||||
},
|
||||
setShowDifferences: function(val) {
|
||||
val = val !== false;
|
||||
if (val != this.showDifferences) {
|
||||
this.showDifferences = val;
|
||||
this.forceUpdate("full");
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
function registerUpdate(dv) {
|
||||
var edit = {from: 0, to: 0, marked: []};
|
||||
var orig = {from: 0, to: 0, marked: []};
|
||||
var debounceChange;
|
||||
function update(mode) {
|
||||
if (mode == "full") {
|
||||
if (dv.svg) clear(dv.svg);
|
||||
clear(dv.copyButtons);
|
||||
clearMarks(dv.edit, edit.marked, dv.classes);
|
||||
clearMarks(dv.orig, orig.marked, dv.classes);
|
||||
edit.from = edit.to = orig.from = orig.to = 0;
|
||||
}
|
||||
if (dv.diffOutOfDate) {
|
||||
dv.diff = getDiff(dv.orig.getValue(), dv.edit.getValue());
|
||||
dv.diffOutOfDate = false;
|
||||
CodeMirror.signal(dv.edit, "updateDiff", dv.diff);
|
||||
}
|
||||
if (dv.showDifferences) {
|
||||
updateMarks(dv.edit, dv.diff, edit, DIFF_INSERT, dv.classes);
|
||||
updateMarks(dv.orig, dv.diff, orig, DIFF_DELETE, dv.classes);
|
||||
}
|
||||
drawConnectors(dv);
|
||||
}
|
||||
function set(slow) {
|
||||
clearTimeout(debounceChange);
|
||||
debounceChange = setTimeout(update, slow == true ? 250 : 100);
|
||||
}
|
||||
function change() {
|
||||
if (!dv.diffOutOfDate) {
|
||||
dv.diffOutOfDate = true;
|
||||
edit.from = edit.to = orig.from = orig.to = 0;
|
||||
}
|
||||
set(true);
|
||||
}
|
||||
dv.edit.on("change", change);
|
||||
dv.orig.on("change", change);
|
||||
dv.edit.on("markerAdded", set);
|
||||
dv.edit.on("markerCleared", set);
|
||||
dv.orig.on("markerAdded", set);
|
||||
dv.orig.on("markerCleared", set);
|
||||
dv.edit.on("viewportChange", set);
|
||||
dv.orig.on("viewportChange", set);
|
||||
update();
|
||||
return update;
|
||||
}
|
||||
|
||||
function registerScroll(dv) {
|
||||
dv.edit.on("scroll", function() {
|
||||
syncScroll(dv, DIFF_INSERT) && drawConnectors(dv);
|
||||
});
|
||||
dv.orig.on("scroll", function() {
|
||||
syncScroll(dv, DIFF_DELETE) && drawConnectors(dv);
|
||||
});
|
||||
}
|
||||
|
||||
function syncScroll(dv, type) {
|
||||
// Change handler will do a refresh after a timeout when diff is out of date
|
||||
if (dv.diffOutOfDate) return false;
|
||||
if (!dv.lockScroll) return true;
|
||||
var editor, other, now = +new Date;
|
||||
if (type == DIFF_INSERT) { editor = dv.edit; other = dv.orig; }
|
||||
else { editor = dv.orig; other = dv.edit; }
|
||||
// Don't take action if the position of this editor was recently set
|
||||
// (to prevent feedback loops)
|
||||
if (editor.state.scrollSetBy == dv && (editor.state.scrollSetAt || 0) + 50 > now) return false;
|
||||
|
||||
var sInfo = editor.getScrollInfo(), halfScreen = .5 * sInfo.clientHeight, midY = sInfo.top + halfScreen;
|
||||
var mid = editor.lineAtHeight(midY, "local");
|
||||
var around = chunkBoundariesAround(dv.diff, mid, type == DIFF_INSERT);
|
||||
var off = getOffsets(editor, type == DIFF_INSERT ? around.edit : around.orig);
|
||||
var offOther = getOffsets(other, type == DIFF_INSERT ? around.orig : around.edit);
|
||||
var ratio = (midY - off.top) / (off.bot - off.top);
|
||||
var targetPos = (offOther.top - halfScreen) + ratio * (offOther.bot - offOther.top);
|
||||
|
||||
var botDist, mix;
|
||||
// Some careful tweaking to make sure no space is left out of view
|
||||
// when scrolling to top or bottom.
|
||||
if (targetPos > sInfo.top && (mix = sInfo.top / halfScreen) < 1) {
|
||||
targetPos = targetPos * mix + sInfo.top * (1 - mix);
|
||||
} else if ((botDist = sInfo.height - sInfo.clientHeight - sInfo.top) < halfScreen) {
|
||||
var otherInfo = other.getScrollInfo();
|
||||
var botDistOther = otherInfo.height - otherInfo.clientHeight - targetPos;
|
||||
if (botDistOther > botDist && (mix = botDist / halfScreen) < 1)
|
||||
targetPos = targetPos * mix + (otherInfo.height - otherInfo.clientHeight - botDist) * (1 - mix);
|
||||
}
|
||||
|
||||
other.scrollTo(sInfo.left, targetPos);
|
||||
other.state.scrollSetAt = now;
|
||||
other.state.scrollSetBy = dv;
|
||||
return true;
|
||||
}
|
||||
|
||||
function getOffsets(editor, around) {
|
||||
var bot = around.after;
|
||||
if (bot == null) bot = editor.lastLine() + 1;
|
||||
return {top: editor.heightAtLine(around.before || 0, "local"),
|
||||
bot: editor.heightAtLine(bot, "local")};
|
||||
}
|
||||
|
||||
function setScrollLock(dv, val, action) {
|
||||
dv.lockScroll = val;
|
||||
if (val && action != false) syncScroll(dv, DIFF_INSERT) && drawConnectors(dv);
|
||||
dv.lockButton.innerHTML = val ? "\u21db\u21da" : "\u21db \u21da";
|
||||
}
|
||||
|
||||
// Updating the marks for editor content
|
||||
|
||||
function clearMarks(editor, arr, classes) {
|
||||
for (var i = 0; i < arr.length; ++i) {
|
||||
var mark = arr[i];
|
||||
if (mark instanceof CodeMirror.TextMarker) {
|
||||
mark.clear();
|
||||
} else {
|
||||
editor.removeLineClass(mark, "background", classes.chunk);
|
||||
editor.removeLineClass(mark, "background", classes.start);
|
||||
editor.removeLineClass(mark, "background", classes.end);
|
||||
}
|
||||
}
|
||||
arr.length = 0;
|
||||
}
|
||||
|
||||
// FIXME maybe add a margin around viewport to prevent too many updates
|
||||
function updateMarks(editor, diff, state, type, classes) {
|
||||
var vp = editor.getViewport();
|
||||
editor.operation(function() {
|
||||
if (state.from == state.to || vp.from - state.to > 20 || state.from - vp.to > 20) {
|
||||
clearMarks(editor, state.marked, classes);
|
||||
markChanges(editor, diff, type, state.marked, vp.from, vp.to, classes);
|
||||
state.from = vp.from; state.to = vp.to;
|
||||
} else {
|
||||
if (vp.from < state.from) {
|
||||
markChanges(editor, diff, type, state.marked, vp.from, state.from, classes);
|
||||
state.from = vp.from;
|
||||
}
|
||||
if (vp.to > state.to) {
|
||||
markChanges(editor, diff, type, state.marked, state.to, vp.to, classes);
|
||||
state.to = vp.to;
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
function markChanges(editor, diff, type, marks, from, to, classes) {
|
||||
var pos = Pos(0, 0);
|
||||
var top = Pos(from, 0), bot = editor.clipPos(Pos(to - 1));
|
||||
var cls = type == DIFF_DELETE ? classes.del : classes.insert;
|
||||
function markChunk(start, end) {
|
||||
var bfrom = Math.max(from, start), bto = Math.min(to, end);
|
||||
for (var i = bfrom; i < bto; ++i) {
|
||||
var line = editor.addLineClass(i, "background", classes.chunk);
|
||||
if (i == start) editor.addLineClass(line, "background", classes.start);
|
||||
if (i == end - 1) editor.addLineClass(line, "background", classes.end);
|
||||
marks.push(line);
|
||||
}
|
||||
// When the chunk is empty, make sure a horizontal line shows up
|
||||
if (start == end && bfrom == end && bto == end) {
|
||||
if (bfrom)
|
||||
marks.push(editor.addLineClass(bfrom - 1, "background", classes.end));
|
||||
else
|
||||
marks.push(editor.addLineClass(bfrom, "background", classes.start));
|
||||
}
|
||||
}
|
||||
|
||||
var chunkStart = 0;
|
||||
for (var i = 0; i < diff.length; ++i) {
|
||||
var part = diff[i], tp = part[0], str = part[1];
|
||||
if (tp == DIFF_EQUAL) {
|
||||
var cleanFrom = pos.line + (startOfLineClean(diff, i) ? 0 : 1);
|
||||
moveOver(pos, str);
|
||||
var cleanTo = pos.line + (endOfLineClean(diff, i) ? 1 : 0);
|
||||
if (cleanTo > cleanFrom) {
|
||||
if (i) markChunk(chunkStart, cleanFrom);
|
||||
chunkStart = cleanTo;
|
||||
}
|
||||
} else {
|
||||
if (tp == type) {
|
||||
var end = moveOver(pos, str, true);
|
||||
var a = posMax(top, pos), b = posMin(bot, end);
|
||||
if (!posEq(a, b))
|
||||
marks.push(editor.markText(a, b, {className: cls}));
|
||||
pos = end;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (chunkStart <= pos.line) markChunk(chunkStart, pos.line + 1);
|
||||
}
|
||||
|
||||
// Updating the gap between editor and original
|
||||
|
||||
function drawConnectors(dv) {
|
||||
if (!dv.showDifferences) return;
|
||||
|
||||
if (dv.svg) {
|
||||
clear(dv.svg);
|
||||
var w = dv.gap.offsetWidth;
|
||||
attrs(dv.svg, "width", w, "height", dv.gap.offsetHeight);
|
||||
}
|
||||
clear(dv.copyButtons);
|
||||
|
||||
var flip = dv.type == "left";
|
||||
var vpEdit = dv.edit.getViewport(), vpOrig = dv.orig.getViewport();
|
||||
var sTopEdit = dv.edit.getScrollInfo().top, sTopOrig = dv.orig.getScrollInfo().top;
|
||||
iterateChunks(dv.diff, function(topOrig, botOrig, topEdit, botEdit) {
|
||||
if (topEdit > vpEdit.to || botEdit < vpEdit.from ||
|
||||
topOrig > vpOrig.to || botOrig < vpOrig.from)
|
||||
return;
|
||||
var topLpx = dv.orig.heightAtLine(topOrig, "local") - sTopOrig, top = topLpx;
|
||||
if (dv.svg) {
|
||||
var topRpx = dv.edit.heightAtLine(topEdit, "local") - sTopEdit;
|
||||
if (flip) { var tmp = topLpx; topLpx = topRpx; topRpx = tmp; }
|
||||
var botLpx = dv.orig.heightAtLine(botOrig, "local") - sTopOrig;
|
||||
var botRpx = dv.edit.heightAtLine(botEdit, "local") - sTopEdit;
|
||||
if (flip) { var tmp = botLpx; botLpx = botRpx; botRpx = tmp; }
|
||||
var curveTop = " C " + w/2 + " " + topRpx + " " + w/2 + " " + topLpx + " " + (w + 2) + " " + topLpx;
|
||||
var curveBot = " C " + w/2 + " " + botLpx + " " + w/2 + " " + botRpx + " -1 " + botRpx;
|
||||
attrs(dv.svg.appendChild(document.createElementNS(svgNS, "path")),
|
||||
"d", "M -1 " + topRpx + curveTop + " L " + (w + 2) + " " + botLpx + curveBot + " z",
|
||||
"class", dv.classes.connect);
|
||||
}
|
||||
var copy = dv.copyButtons.appendChild(elt("div", dv.type == "left" ? "\u21dd" : "\u21dc",
|
||||
"CodeMirror-merge-copy"));
|
||||
copy.title = "Revert chunk";
|
||||
copy.chunk = {topEdit: topEdit, botEdit: botEdit, topOrig: topOrig, botOrig: botOrig};
|
||||
copy.style.top = top + "px";
|
||||
});
|
||||
}
|
||||
|
||||
function copyChunk(dv, chunk) {
|
||||
if (dv.diffOutOfDate) return;
|
||||
dv.edit.replaceRange(dv.orig.getRange(Pos(chunk.topOrig, 0), Pos(chunk.botOrig, 0)),
|
||||
Pos(chunk.topEdit, 0), Pos(chunk.botEdit, 0));
|
||||
}
|
||||
|
||||
// Merge view, containing 0, 1, or 2 diff views.
|
||||
|
||||
var MergeView = CodeMirror.MergeView = function(node, options) {
|
||||
if (!(this instanceof MergeView)) return new MergeView(node, options);
|
||||
|
||||
var origLeft = options.origLeft, origRight = options.origRight == null ? options.orig : options.origRight;
|
||||
var hasLeft = origLeft != null, hasRight = origRight != null;
|
||||
var panes = 1 + (hasLeft ? 1 : 0) + (hasRight ? 1 : 0);
|
||||
var wrap = [], left = this.left = null, right = this.right = null;
|
||||
|
||||
if (hasLeft) {
|
||||
left = this.left = new DiffView(this, "left");
|
||||
var leftPane = elt("div", null, "CodeMirror-merge-pane");
|
||||
wrap.push(leftPane);
|
||||
wrap.push(buildGap(left));
|
||||
}
|
||||
|
||||
var editPane = elt("div", null, "CodeMirror-merge-pane");
|
||||
wrap.push(editPane);
|
||||
|
||||
if (hasRight) {
|
||||
right = this.right = new DiffView(this, "right");
|
||||
wrap.push(buildGap(right));
|
||||
var rightPane = elt("div", null, "CodeMirror-merge-pane");
|
||||
wrap.push(rightPane);
|
||||
}
|
||||
|
||||
(hasRight ? rightPane : editPane).className += " CodeMirror-merge-pane-rightmost";
|
||||
|
||||
wrap.push(elt("div", null, null, "height: 0; clear: both;"));
|
||||
var wrapElt = this.wrap = node.appendChild(elt("div", wrap, "CodeMirror-merge CodeMirror-merge-" + panes + "pane"));
|
||||
this.edit = CodeMirror(editPane, copyObj(options));
|
||||
|
||||
if (left) left.init(leftPane, origLeft, options);
|
||||
if (right) right.init(rightPane, origRight, options);
|
||||
|
||||
var onResize = function() {
|
||||
if (left) drawConnectors(left);
|
||||
if (right) drawConnectors(right);
|
||||
};
|
||||
CodeMirror.on(window, "resize", onResize);
|
||||
var resizeInterval = setInterval(function() {
|
||||
for (var p = wrapElt.parentNode; p && p != document.body; p = p.parentNode) {}
|
||||
if (!p) { clearInterval(resizeInterval); CodeMirror.off(window, "resize", onResize); }
|
||||
}, 5000);
|
||||
};
|
||||
|
||||
function buildGap(dv) {
|
||||
var lock = dv.lockButton = elt("div", null, "CodeMirror-merge-scrolllock");
|
||||
lock.title = "Toggle locked scrolling";
|
||||
var lockWrap = elt("div", [lock], "CodeMirror-merge-scrolllock-wrap");
|
||||
CodeMirror.on(lock, "click", function() { setScrollLock(dv, !dv.lockScroll); });
|
||||
dv.copyButtons = elt("div", null, "CodeMirror-merge-copybuttons-" + dv.type);
|
||||
CodeMirror.on(dv.copyButtons, "click", function(e) {
|
||||
var node = e.target || e.srcElement;
|
||||
if (node.chunk) copyChunk(dv, node.chunk);
|
||||
});
|
||||
var gapElts = [dv.copyButtons, lockWrap];
|
||||
var svg = document.createElementNS && document.createElementNS(svgNS, "svg");
|
||||
if (svg && !svg.createSVGRect) svg = null;
|
||||
dv.svg = svg;
|
||||
if (svg) gapElts.push(svg);
|
||||
|
||||
return dv.gap = elt("div", gapElts, "CodeMirror-merge-gap");
|
||||
}
|
||||
|
||||
MergeView.prototype = {
|
||||
constuctor: MergeView,
|
||||
editor: function() { return this.edit; },
|
||||
rightOriginal: function() { return this.right && this.right.orig; },
|
||||
leftOriginal: function() { return this.left && this.left.orig; },
|
||||
setShowDifferences: function(val) {
|
||||
if (this.right) this.right.setShowDifferences(val);
|
||||
if (this.left) this.left.setShowDifferences(val);
|
||||
},
|
||||
rightChunks: function() {
|
||||
return this.right && getChunks(this.right.diff);
|
||||
},
|
||||
leftChunks: function() {
|
||||
return this.left && getChunks(this.left.diff);
|
||||
}
|
||||
};
|
||||
|
||||
function asString(obj) {
|
||||
if (typeof obj == "string") return obj;
|
||||
else return obj.getValue();
|
||||
}
|
||||
|
||||
// Operations on diffs
|
||||
|
||||
var dmp = new diff_match_patch();
|
||||
function getDiff(a, b) {
|
||||
var diff = dmp.diff_main(a, b);
|
||||
dmp.diff_cleanupSemantic(diff);
|
||||
// The library sometimes leaves in empty parts, which confuse the algorithm
|
||||
for (var i = 0; i < diff.length; ++i) {
|
||||
var part = diff[i];
|
||||
if (!part[1]) {
|
||||
diff.splice(i--, 1);
|
||||
} else if (i && diff[i - 1][0] == part[0]) {
|
||||
diff.splice(i--, 1);
|
||||
diff[i][1] += part[1];
|
||||
}
|
||||
}
|
||||
return diff;
|
||||
}
|
||||
|
||||
function iterateChunks(diff, f) {
|
||||
var startEdit = 0, startOrig = 0;
|
||||
var edit = Pos(0, 0), orig = Pos(0, 0);
|
||||
for (var i = 0; i < diff.length; ++i) {
|
||||
var part = diff[i], tp = part[0];
|
||||
if (tp == DIFF_EQUAL) {
|
||||
var startOff = startOfLineClean(diff, i) ? 0 : 1;
|
||||
var cleanFromEdit = edit.line + startOff, cleanFromOrig = orig.line + startOff;
|
||||
moveOver(edit, part[1], null, orig);
|
||||
var endOff = endOfLineClean(diff, i) ? 1 : 0;
|
||||
var cleanToEdit = edit.line + endOff, cleanToOrig = orig.line + endOff;
|
||||
if (cleanToEdit > cleanFromEdit) {
|
||||
if (i) f(startOrig, cleanFromOrig, startEdit, cleanFromEdit);
|
||||
startEdit = cleanToEdit; startOrig = cleanToOrig;
|
||||
}
|
||||
} else {
|
||||
moveOver(tp == DIFF_INSERT ? edit : orig, part[1]);
|
||||
}
|
||||
}
|
||||
if (startEdit <= edit.line || startOrig <= orig.line)
|
||||
f(startOrig, orig.line + 1, startEdit, edit.line + 1);
|
||||
}
|
||||
|
||||
function getChunks(diff) {
|
||||
var collect = [];
|
||||
iterateChunks(diff, function(topOrig, botOrig, topEdit, botEdit) {
|
||||
collect.push({origFrom: topOrig, origTo: botOrig,
|
||||
editFrom: topEdit, editTo: botEdit});
|
||||
});
|
||||
return collect;
|
||||
}
|
||||
|
||||
function endOfLineClean(diff, i) {
|
||||
if (i == diff.length - 1) return true;
|
||||
var next = diff[i + 1][1];
|
||||
if (next.length == 1 || next.charCodeAt(0) != 10) return false;
|
||||
if (i == diff.length - 2) return true;
|
||||
next = diff[i + 2][1];
|
||||
return next.length > 1 && next.charCodeAt(0) == 10;
|
||||
}
|
||||
|
||||
function startOfLineClean(diff, i) {
|
||||
if (i == 0) return true;
|
||||
var last = diff[i - 1][1];
|
||||
if (last.charCodeAt(last.length - 1) != 10) return false;
|
||||
if (i == 1) return true;
|
||||
last = diff[i - 2][1];
|
||||
return last.charCodeAt(last.length - 1) == 10;
|
||||
}
|
||||
|
||||
function chunkBoundariesAround(diff, n, nInEdit) {
|
||||
var beforeE, afterE, beforeO, afterO;
|
||||
iterateChunks(diff, function(fromOrig, toOrig, fromEdit, toEdit) {
|
||||
var fromLocal = nInEdit ? fromEdit : fromOrig;
|
||||
var toLocal = nInEdit ? toEdit : toOrig;
|
||||
if (afterE == null) {
|
||||
if (fromLocal > n) { afterE = fromEdit; afterO = fromOrig; }
|
||||
else if (toLocal > n) { afterE = toEdit; afterO = toOrig; }
|
||||
}
|
||||
if (toLocal <= n) { beforeE = toEdit; beforeO = toOrig; }
|
||||
else if (fromLocal <= n) { beforeE = fromEdit; beforeO = fromOrig; }
|
||||
});
|
||||
return {edit: {before: beforeE, after: afterE}, orig: {before: beforeO, after: afterO}};
|
||||
}
|
||||
|
||||
// General utilities
|
||||
|
||||
function elt(tag, content, className, style) {
|
||||
var e = document.createElement(tag);
|
||||
if (className) e.className = className;
|
||||
if (style) e.style.cssText = style;
|
||||
if (typeof content == "string") e.appendChild(document.createTextNode(content));
|
||||
else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]);
|
||||
return e;
|
||||
}
|
||||
|
||||
function clear(node) {
|
||||
for (var count = node.childNodes.length; count > 0; --count)
|
||||
node.removeChild(node.firstChild);
|
||||
}
|
||||
|
||||
function attrs(elt) {
|
||||
for (var i = 1; i < arguments.length; i += 2)
|
||||
elt.setAttribute(arguments[i], arguments[i+1]);
|
||||
}
|
||||
|
||||
function copyObj(obj, target) {
|
||||
if (!target) target = {};
|
||||
for (var prop in obj) if (obj.hasOwnProperty(prop)) target[prop] = obj[prop];
|
||||
return target;
|
||||
}
|
||||
|
||||
function moveOver(pos, str, copy, other) {
|
||||
var out = copy ? Pos(pos.line, pos.ch) : pos, at = 0;
|
||||
for (;;) {
|
||||
var nl = str.indexOf("\n", at);
|
||||
if (nl == -1) break;
|
||||
++out.line;
|
||||
if (other) ++other.line;
|
||||
at = nl + 1;
|
||||
}
|
||||
out.ch = (at ? 0 : out.ch) + (str.length - at);
|
||||
if (other) other.ch = (at ? 0 : other.ch) + (str.length - at);
|
||||
return out;
|
||||
}
|
||||
|
||||
function posMin(a, b) { return (a.line - b.line || a.ch - b.ch) < 0 ? a : b; }
|
||||
function posMax(a, b) { return (a.line - b.line || a.ch - b.ch) > 0 ? a : b; }
|
||||
function posEq(a, b) { return a.line == b.line && a.ch == b.ch; }
|
||||
});
|
||||
Reference in New Issue
Block a user