llll/class_backend/node_modules/source-map-support/browser-source-map-support.js

/*
 * Support for source maps in V8 stack traces
 * https://github.com/evanw/node-source-map-support
 */
/*
 The buffer module from node.js, for the browser.

 @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
 license  MIT
*/
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m);t-=q}return(u?-1:1)*c*Math.pow(2,t-m)};A.write=function(e,p,t,m,f,c){var l,q=8*c-f-1,r=(1<<q)-1,k=r>>1,u=23===f?Math.pow(2,-24)-Math.pow(2,-77):0;c=m?0:c-1;var d=m?1:-1,g=0>p||0===p&&0>1/p?1:0;p=Math.abs(p);isNaN(p)||Infinity===p?(p=isNaN(p)?1:0,m=r):(m=Math.floor(Math.log(p)/Math.LN2),1>p*(l=Math.pow(2,-m))&&(m--,l*=2),p=1<=m+k?p+u/l:p+u*Math.pow(2,1-k),2<=p*l&&(m++,l/=2),m+k>=r?(p=0,m=r):1<=m+k?(p=(p*l-1)*Math.pow(2,f),m+=k):(p=p*Math.pow(2,k-1)*Math.pow(2,f),m=0));for(;8<=f;e[t+c]=p&255,c+=
d,p/=256,f-=8);m=m<<f|p;for(q+=f;0<q;e[t+c]=m&255,c+=d,m/=256,q-=8);e[t+c-d]|=128*g}},{}],7:[function(C,J,A){var e=Object.prototype.toString;J.exports=Array.isArray||function(p){return!!p&&"[object Array]"==e.call(p)}},{}],8:[function(C,J,A){(function(e){function p(c,l){for(var q=0,r=c.length-1;0<=r;r--){var k=c[r];"."===k?c.splice(r,1):".."===k?(c.splice(r,1),q++):q&&(c.splice(r,1),q--)}if(l)for(;q--;q)c.unshift("..");return c}function t(c,l){if(c.filter)return c.filter(l);for(var q=[],r=0;r<c.length;r++)l(c[r],
r,c)&&q.push(c[r]);return q}var m=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;A.resolve=function(){for(var c="",l=!1,q=arguments.length-1;-1<=q&&!l;q--){var r=0<=q?arguments[q]:e.cwd();if("string"!==typeof r)throw new TypeError("Arguments to path.resolve must be strings");r&&(c=r+"/"+c,l="/"===r.charAt(0))}c=p(t(c.split("/"),function(k){return!!k}),!l).join("/");return(l?"/":"")+c||"."};A.normalize=function(c){var l=A.isAbsolute(c),q="/"===f(c,-1);(c=p(t(c.split("/"),function(r){return!!r}),
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for(var r=q(c.split("/")),k=q(l.split("/")),u=Math.min(r.length,k.length),d=u,g=0;g<u;g++)if(r[g]!==k[g]){d=g;break}u=[];for(g=d;g<r.length;g++)u.push("..");u=u.concat(k.slice(d));return u.join("/")};A.sep="/";A.delimiter=":";A.dirname=function(c){var l=m.exec(c).slice(1);c=l[0];l=l[1];if(!c&&!l)return".";l&&(l=l.substr(0,l.length-1));return c+l};A.basename=function(c,l){var q=m.exec(c).slice(1)[2];l&&q.substr(-1*l.length)===l&&(q=q.substr(0,q.length-l.length));return q};A.extname=function(c){return m.exec(c).slice(1)[3]};
var f="b"==="ab".substr(-1)?function(c,l,q){return c.substr(l,q)}:function(c,l,q){0>l&&(l=c.length+l);return c.substr(l,q)}}).call(this,C("g5I+bs"))},{"g5I+bs":9}],9:[function(C,J,A){function e(){}C=J.exports={};C.nextTick=function(){if("undefined"!==typeof window&&window.setImmediate)return function(t){return window.setImmediate(t)};if("undefined"!==typeof window&&window.postMessage&&window.addEventListener){var p=[];window.addEventListener("message",function(t){var m=t.source;m!==window&&null!==
m||"process-tick"!==t.data||(t.stopPropagation(),0<p.length&&p.shift()())},!0);return function(t){p.push(t);window.postMessage("process-tick","*")}}return function(t){setTimeout(t,0)}}();C.title="browser";C.browser=!0;C.env={};C.argv=[];C.on=e;C.addListener=e;C.once=e;C.off=e;C.removeListener=e;C.removeAllListeners=e;C.emit=e;C.binding=function(p){throw Error("process.binding is not supported");};C.cwd=function(){return"/"};C.chdir=function(p){throw Error("process.chdir is not supported");}},{}],
10:[function(C,J,A){function e(){this._array=[];this._set=m?new Map:Object.create(null)}var p=C("./util"),t=Object.prototype.hasOwnProperty,m="undefined"!==typeof Map;e.fromArray=function(f,c){for(var l=new e,q=0,r=f.length;q<r;q++)l.add(f[q],c);return l};e.prototype.size=function(){return m?this._set.size:Object.getOwnPropertyNames(this._set).length};e.prototype.add=function(f,c){var l=m?f:p.toSetString(f),q=m?this.has(f):t.call(this._set,l),r=this._array.length;q&&!c||this._array.push(f);q||(m?
this._set.set(f,r):this._set[l]=r)};e.prototype.has=function(f){if(m)return this._set.has(f);f=p.toSetString(f);return t.call(this._set,f)};e.prototype.indexOf=function(f){if(m){var c=this._set.get(f);if(0<=c)return c}else if(c=p.toSetString(f),t.call(this._set,c))return this._set[c];throw Error('"'+f+'" is not in the set.');};e.prototype.at=function(f){if(0<=f&&f<this._array.length)return this._array[f];throw Error("No element indexed by "+f);};e.prototype.toArray=function(){return this._array.slice()};
A.ArraySet=e},{"./util":19}],11:[function(C,J,A){var e=C("./base64");A.encode=function(p){var t="",m=0>p?(-p<<1)+1:p<<1;do p=m&31,m>>>=5,0<m&&(p|=32),t+=e.encode(p);while(0<m);return t};A.decode=function(p,t,m){var f=p.length,c=0,l=0;do{if(t>=f)throw Error("Expected more digits in base 64 VLQ value.");var q=e.decode(p.charCodeAt(t++));if(-1===q)throw Error("Invalid base64 digit: "+p.charAt(t-1));var r=!!(q&32);q&=31;c+=q<<l;l+=5}while(r);p=c>>1;m.value=1===(c&1)?-p:p;m.rest=t}},{"./base64":12}],12:[function(C,
J,A){var e="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".split("");A.encode=function(p){if(0<=p&&p<e.length)return e[p];throw new TypeError("Must be between 0 and 63: "+p);};A.decode=function(p){return 65<=p&&90>=p?p-65:97<=p&&122>=p?p-97+26:48<=p&&57>=p?p-48+52:43==p?62:47==p?63:-1}},{}],13:[function(C,J,A){function e(p,t,m,f,c,l){var q=Math.floor((t-p)/2)+p,r=c(m,f[q],!0);return 0===r?q:0<r?1<t-q?e(q,t,m,f,c,l):l==A.LEAST_UPPER_BOUND?t<f.length?t:-1:q:1<q-p?e(p,q,m,f,c,l):l==
A.LEAST_UPPER_BOUND?q:0>p?-1:p}A.GREATEST_LOWER_BOUND=1;A.LEAST_UPPER_BOUND=2;A.search=function(p,t,m,f){if(0===t.length)return-1;p=e(-1,t.length,p,t,m,f||A.GREATEST_LOWER_BOUND);if(0>p)return-1;for(;0<=p-1&&0===m(t[p],t[p-1],!0);)--p;return p}},{}],14:[function(C,J,A){function e(){this._array=[];this._sorted=!0;this._last={generatedLine:-1,generatedColumn:0}}var p=C("./util");e.prototype.unsortedForEach=function(t,m){this._array.forEach(t,m)};e.prototype.add=function(t){var m=this._last,f=m.generatedLine,
c=t.generatedLine,l=m.generatedColumn,q=t.generatedColumn;c>f||c==f&&q>=l||0>=p.compareByGeneratedPositionsInflated(m,t)?this._last=t:this._sorted=!1;this._array.push(t)};e.prototype.toArray=function(){this._sorted||(this._array.sort(p.compareByGeneratedPositionsInflated),this._sorted=!0);return this._array};A.MappingList=e},{"./util":19}],15:[function(C,J,A){function e(t,m,f){var c=t[m];t[m]=t[f];t[f]=c}function p(t,m,f,c){if(f<c){var l=f-1;e(t,Math.round(f+Math.random()*(c-f)),c);for(var q=t[c],
r=f;r<c;r++)0>=m(t[r],q)&&(l+=1,e(t,l,r));e(t,l+1,r);l+=1;p(t,m,f,l-1);p(t,m,l+1,c)}}A.quickSort=function(t,m){p(t,m,0,t.length-1)}},{}],16:[function(C,J,A){function e(k,u){var d=k;"string"===typeof k&&(d=f.parseSourceMapInput(k));return null!=d.sections?new m(d,u):new p(d,u)}function p(k,u){var d=k;"string"===typeof k&&(d=f.parseSourceMapInput(k));var g=f.getArg(d,"version"),n=f.getArg(d,"sources"),v=f.getArg(d,"names",[]),z=f.getArg(d,"sourceRoot",null),G=f.getArg(d,"sourcesContent",null),D=f.getArg(d,
"mappings");d=f.getArg(d,"file",null);if(g!=this._version)throw Error("Unsupported version: "+g);z&&(z=f.normalize(z));n=n.map(String).map(f.normalize).map(function(L){return z&&f.isAbsolute(z)&&f.isAbsolute(L)?f.relative(z,L):L});this._names=l.fromArray(v.map(String),!0);this._sources=l.fromArray(n,!0);this.sourceRoot=z;this.sourcesContent=G;this._mappings=D;this._sourceMapURL=u;this.file=d}function t(){this.generatedColumn=this.generatedLine=0;this.name=this.originalColumn=this.originalLine=this.source=
null}function m(k,u){var d=k;"string"===typeof k&&(d=f.parseSourceMapInput(k));var g=f.getArg(d,"version");d=f.getArg(d,"sections");if(g!=this._version)throw Error("Unsupported version: "+g);this._sources=new l;this._names=new l;var n={line:-1,column:0};this._sections=d.map(function(v){if(v.url)throw Error("Support for url field in sections not implemented.");var z=f.getArg(v,"offset"),G=f.getArg(z,"line"),D=f.getArg(z,"column");if(G<n.line||G===n.line&&D<n.column)throw Error("Section offsets must be ordered and non-overlapping.");
n=z;return{generatedOffset:{generatedLine:G+1,generatedColumn:D+1},consumer:new e(f.getArg(v,"map"),u)}})}var f=C("./util"),c=C("./binary-search"),l=C("./array-set").ArraySet,q=C("./base64-vlq"),r=C("./quick-sort").quickSort;e.fromSourceMap=function(k){return p.fromSourceMap(k)};e.prototype._version=3;e.prototype.__generatedMappings=null;Object.defineProperty(e.prototype,"_generatedMappings",{configurable:!0,enumerable:!0,get:function(){this.__generatedMappings||this._parseMappings(this._mappings,
this.sourceRoot);return this.__generatedMappings}});e.prototype.__originalMappings=null;Object.defineProperty(e.prototype,"_originalMappings",{configurable:!0,enumerable:!0,get:function(){this.__originalMappings||this._parseMappings(this._mappings,this.sourceRoot);return this.__originalMappings}});e.prototype._charIsMappingSeparator=function(k,u){var d=k.charAt(u);return";"===d||","===d};e.prototype._parseMappings=function(k,u){throw Error("Subclasses must implement _parseMappings");};e.GENERATED_ORDER=
1;e.ORIGINAL_ORDER=2;e.GREATEST_LOWER_BOUND=1;e.LEAST_UPPER_BOUND=2;e.prototype.eachMapping=function(k,u,d){u=u||null;switch(d||e.GENERATED_ORDER){case e.GENERATED_ORDER:d=this._generatedMappings;break;case e.ORIGINAL_ORDER:d=this._originalMappings;break;default:throw Error("Unknown order of iteration.");}var g=this.sourceRoot;d.map(function(n){var v=null===n.source?null:this._sources.at(n.source);v=f.computeSourceURL(g,v,this._sourceMapURL);return{source:v,generatedLine:n.generatedLine,generatedColumn:n.generatedColumn,
originalLine:n.originalLine,originalColumn:n.originalColumn,name:null===n.name?null:this._names.at(n.name)}},this).forEach(k,u)};e.prototype.allGeneratedPositionsFor=function(k){var u=f.getArg(k,"line"),d={source:f.getArg(k,"source"),originalLine:u,originalColumn:f.getArg(k,"column",0)};null!=this.sourceRoot&&(d.source=f.relative(this.sourceRoot,d.source));if(!this._sources.has(d.source))return[];d.source=this._sources.indexOf(d.source);var g=[];d=this._findMapping(d,this._originalMappings,"originalLine",
"originalColumn",f.compareByOriginalPositions,c.LEAST_UPPER_BOUND);if(0<=d){var n=this._originalMappings[d];if(void 0===k.column)for(u=n.originalLine;n&&n.originalLine===u;)g.push({line:f.getArg(n,"generatedLine",null),column:f.getArg(n,"generatedColumn",null),lastColumn:f.getArg(n,"lastGeneratedColumn",null)}),n=this._originalMappings[++d];else for(k=n.originalColumn;n&&n.originalLine===u&&n.originalColumn==k;)g.push({line:f.getArg(n,"generatedLine",null),column:f.getArg(n,"generatedColumn",null),
lastColumn:f.getArg(n,"lastGeneratedColumn",null)}),n=this._originalMappings[++d]}return g};A.SourceMapConsumer=e;p.prototype=Object.create(e.prototype);p.prototype.consumer=e;p.fromSourceMap=function(k,u){var d=Object.create(p.prototype),g=d._names=l.fromArray(k._names.toArray(),!0),n=d._sources=l.fromArray(k._sources.toArray(),!0);d.sourceRoot=k._sourceRoot;d.sourcesContent=k._generateSourcesContent(d._sources.toArray(),d.sourceRoot);d.file=k._file;d._sourceMapURL=u;for(var v=k._mappings.toArray().slice(),
z=d.__generatedMappings=[],G=d.__originalMappings=[],D=0,L=v.length;D<L;D++){var a=v[D],b=new t;b.generatedLine=a.generatedLine;b.generatedColumn=a.generatedColumn;a.source&&(b.source=n.indexOf(a.source),b.originalLine=a.originalLine,b.originalColumn=a.originalColumn,a.name&&(b.name=g.indexOf(a.name)),G.push(b));z.push(b)}r(d.__originalMappings,f.compareByOriginalPositions);return d};p.prototype._version=3;Object.defineProperty(p.prototype,"sources",{get:function(){return this._sources.toArray().map(function(k){return f.computeSourceURL(this.sourceRoot,
k,this._sourceMapURL)},this)}});p.prototype._parseMappings=function(k,u){for(var d=1,g=0,n=0,v=0,z=0,G=0,D=k.length,L=0,a={},b={},h=[],w=[],y,I,K,N,P;L<D;)if(";"===k.charAt(L))d++,L++,g=0;else if(","===k.charAt(L))L++;else{y=new t;y.generatedLine=d;for(N=L;N<D&&!this._charIsMappingSeparator(k,N);N++);I=k.slice(L,N);if(K=a[I])L+=I.length;else{for(K=[];L<N;)q.decode(k,L,b),P=b.value,L=b.rest,K.push(P);if(2===K.length)throw Error("Found a source, but no line and column");if(3===K.length)throw Error("Found a source and line, but no column");
a[I]=K}y.generatedColumn=g+K[0];g=y.generatedColumn;1<K.length&&(y.source=z+K[1],z+=K[1],y.originalLine=n+K[2],n=y.originalLine,y.originalLine+=1,y.originalColumn=v+K[3],v=y.originalColumn,4<K.length&&(y.name=G+K[4],G+=K[4]));w.push(y);"number"===typeof y.originalLine&&h.push(y)}r(w,f.compareByGeneratedPositionsDeflated);this.__generatedMappings=w;r(h,f.compareByOriginalPositions);this.__originalMappings=h};p.prototype._findMapping=function(k,u,d,g,n,v){if(0>=k[d])throw new TypeError("Line must be greater than or equal to 1, got "+
k[d]);if(0>k[g])throw new TypeError("Column must be greater than or equal to 0, got "+k[g]);return c.search(k,u,n,v)};p.prototype.computeColumnSpans=function(){for(var k=0;k<this._generatedMappings.length;++k){var u=this._generatedMappings[k];if(k+1<this._generatedMappings.length){var d=this._generatedMappings[k+1];if(u.generatedLine===d.generatedLine){u.lastGeneratedColumn=d.generatedColumn-1;continue}}u.lastGeneratedColumn=Infinity}};p.prototype.originalPositionFor=function(k){var u={generatedLine:f.getArg(k,
"line"),generatedColumn:f.getArg(k,"column")};k=this._findMapping(u,this._generatedMappings,"generatedLine","generatedColumn",f.compareByGeneratedPositionsDeflated,f.getArg(k,"bias",e.GREATEST_LOWER_BOUND));if(0<=k&&(k=this._generatedMappings[k],k.generatedLine===u.generatedLine)){u=f.getArg(k,"source",null);null!==u&&(u=this._sources.at(u),u=f.computeSourceURL(this.sourceRoot,u,this._sourceMapURL));var d=f.getArg(k,"name",null);null!==d&&(d=this._names.at(d));return{source:u,line:f.getArg(k,"originalLine",
null),column:f.getArg(k,"originalColumn",null),name:d}}return{source:null,line:null,column:null,name:null}};p.prototype.hasContentsOfAllSources=function(){return this.sourcesContent?this.sourcesContent.length>=this._sources.size()&&!this.sourcesContent.some(function(k){return null==k}):!1};p.prototype.sourceContentFor=function(k,u){if(!this.sourcesContent)return null;var d=k;null!=this.sourceRoot&&(d=f.relative(this.sourceRoot,d));if(this._sources.has(d))return this.sourcesContent[this._sources.indexOf(d)];
var g=this.sources,n;for(n=0;n<g.length;++n)if(g[n]==k)return this.sourcesContent[n];var v;if(null!=this.sourceRoot&&(v=f.urlParse(this.sourceRoot))){g=d.replace(/^file:\/\//,"");if("file"==v.scheme&&this._sources.has(g))return this.sourcesContent[this._sources.indexOf(g)];if((!v.path||"/"==v.path)&&this._sources.has("/"+d))return this.sourcesContent[this._sources.indexOf("/"+d)]}if(u)return null;throw Error('"'+d+'" is not in the SourceMap.');};p.prototype.generatedPositionFor=function(k){var u=
f.getArg(k,"source");null!=this.sourceRoot&&(u=f.relative(this.sourceRoot,u));if(!this._sources.has(u))return{line:null,column:null,lastColumn:null};u=this._sources.indexOf(u);u={source:u,originalLine:f.getArg(k,"line"),originalColumn:f.getArg(k,"column")};k=this._findMapping(u,this._originalMappings,"originalLine","originalColumn",f.compareByOriginalPositions,f.getArg(k,"bias",e.GREATEST_LOWER_BOUND));return 0<=k&&(k=this._originalMappings[k],k.source===u.source)?{line:f.getArg(k,"generatedLine",
null),column:f.getArg(k,"generatedColumn",null),lastColumn:f.getArg(k,"lastGeneratedColumn",null)}:{line:null,column:null,lastColumn:null}};A.BasicSourceMapConsumer=p;m.prototype=Object.create(e.prototype);m.prototype.constructor=e;m.prototype._version=3;Object.defineProperty(m.prototype,"sources",{get:function(){for(var k=[],u=0;u<this._sections.length;u++)for(var d=0;d<this._sections[u].consumer.sources.length;d++)k.push(this._sections[u].consumer.sources[d]);return k}});m.prototype.originalPositionFor=
function(k){var u={generatedLine:f.getArg(k,"line"),generatedColumn:f.getArg(k,"column")},d=c.search(u,this._sections,function(g,n){var v=g.generatedLine-n.generatedOffset.generatedLine;return v?v:g.generatedColumn-n.generatedOffset.generatedColumn});return(d=this._sections[d])?d.consumer.originalPositionFor({line:u.generatedLine-(d.generatedOffset.generatedLine-1),column:u.generatedColumn-(d.generatedOffset.generatedLine===u.generatedLine?d.generatedOffset.generatedColumn-1:0),bias:k.bias}):{source:null,
line:null,column:null,name:null}};m.prototype.hasContentsOfAllSources=function(){return this._sections.every(function(k){return k.consumer.hasContentsOfAllSources()})};m.prototype.sourceContentFor=function(k,u){for(var d=0;d<this._sections.length;d++){var g=this._sections[d].consumer.sourceContentFor(k,!0);if(g)return g}if(u)return null;throw Error('"'+k+'" is not in the SourceMap.');};m.prototype.generatedPositionFor=function(k){for(var u=0;u<this._sections.length;u++){var d=this._sections[u];if(-1!==
d.consumer.sources.indexOf(f.getArg(k,"source"))){var g=d.consumer.generatedPositionFor(k);if(g)return{line:g.line+(d.generatedOffset.generatedLine-1),column:g.column+(d.generatedOffset.generatedLine===g.line?d.generatedOffset.generatedColumn-1:0)}}}return{line:null,column:null}};m.prototype._parseMappings=function(k,u){this.__generatedMappings=[];this.__originalMappings=[];for(var d=0;d<this._sections.length;d++)for(var g=this._sections[d],n=g.consumer._generatedMappings,v=0;v<n.length;v++){var z=
n[v],G=g.consumer._sources.at(z.source);G=f.computeSourceURL(g.consumer.sourceRoot,G,this._sourceMapURL);this._sources.add(G);G=this._sources.indexOf(G);var D=null;z.name&&(D=g.consumer._names.at(z.name),this._names.add(D),D=this._names.indexOf(D));z={source:G,generatedLine:z.generatedLine+(g.generatedOffset.generatedLine-1),generatedColumn:z.generatedColumn+(g.generatedOffset.generatedLine===z.generatedLine?g.generatedOffset.generatedColumn-1:0),originalLine:z.originalLine,originalColumn:z.originalColumn,
name:D};this.__generatedMappings.push(z);"number"===typeof z.originalLine&&this.__originalMappings.push(z)}r(this.__generatedMappings,f.compareByGeneratedPositionsDeflated);r(this.__originalMappings,f.compareByOriginalPositions)};A.IndexedSourceMapConsumer=m},{"./array-set":10,"./base64-vlq":11,"./binary-search":13,"./quick-sort":15,"./util":19}],17:[function(C,J,A){function e(c){c||(c={});this._file=t.getArg(c,"file",null);this._sourceRoot=t.getArg(c,"sourceRoot",null);this._skipValidation=t.getArg(c,
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