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this.options.onInsertedSemicolon&&this.options.onInsertedSemicolon(this.lastTokEnd,this.lastTokEndLoc),!0},I.semicolon=function(){this.eat(A.semi)||this.insertSemicolon()||this.unexpected()},I.afterTrailingComma=function(e){if(this.type==e)return this.options.onTrailingComma&&this.options.onTrailingComma(this.lastTokStart,this.lastTokStartLoc),this.next(),!0},I.expect=function(e){this.eat(e)||this.unexpected()},I.unexpected=function(e){this.raise(null!=e?e:this.start,"Unexpected token")};var O=function(){this.shorthandAssign=0,this.trailingComma=0};I.checkPatternErrors=function(e,t){var n=e&&e.trailingComma;if(!t)return!!n;n&&this.raise(n,"Comma is not permitted after the rest element")},I.checkExpressionErrors=function(e,t){var n=e&&e.shorthandAssign;if(!t)return!!n;n&&this.raise(n,"Shorthand property assignments are valid only in destructuring patterns")};var M=N.prototype;M.parseTopLevel=function(e){var t=!0;for(e.body||(e.body=[]);this.type!==A.eof;){var n=this.parseStatement(!0,!0);e.body.push(n),t&&(this.isUseStrict(n)&&this.setStrict(!0),t=!1)}return this.next(),this.options.ecmaVersion>=6&&(e.sourceType=this.options.sourceType),this.finishNode(e,"Program")};var R={kind:"loop"},j={kind:"switch"};M.isLet=function(){if(this.type!==A.name||this.options.ecmaVersion<6||"let"!=this.value)return!1;x.lastIndex=this.pos;var e=x.exec(this.input),t=this.pos+e[0].length,n=this.input.charCodeAt(t);if(91===n||123==n)return!0;if(c(n,!0)){for(var r=t+1;h(this.input.charCodeAt(r),!0);++r);var i=this.input.slice(t,r);if(!this.isKeyword(i))return!0}return!1},M.parseStatement=function(e,t){var n,r=this.type,i=this.startNode();switch(this.isLet()&&(r=A._var,n="let"),r){case A._break:case A._continue:return this.parseBreakContinueStatement(i,r.keyword);case A._debugger:return this.parseDebuggerStatement(i);case A._do:return this.parseDoStatement(i);case A._for:return this.parseForStatement(i);case A._function:return!e&&this.options.ecmaVersion>=6&&this.unexpected(),this.parseFunctionStatement(i);case A._class:return e||this.unexpected(),this.parseClass(i,!0);case A._if:return this.parseIfStatement(i);case A._return:return this.parseReturnStatement(i);case A._switch:return this.parseSwitchStatement(i);case A._throw:return this.parseThrowStatement(i);case A._try:return this.parseTryStatement(i);case A._const:case A._var:return n=n||this.value,e||"var"==n||this.unexpected(),this.parseVarStatement(i,n);case A._while:return this.parseWhileStatement(i);case A._with:return this.parseWithStatement(i);case A.braceL:return this.parseBlock();case A.semi:return this.parseEmptyStatement(i);case A._export:case A._import:return this.options.allowImportExportEverywhere||(t||this.raise(this.start,"'import' and 'export' may only appear at the top level"),this.inModule||this.raise(this.start,"'import' and 'export' may appear only with 'sourceType: module'")),r===A._import?this.parseImport(i):this.parseExport(i);default:var s=this.value,u=this.parseExpression();return r===A.name&&"Identifier"===u.type&&this.eat(A.colon)?this.parseLabeledStatement(i,s,u):this.parseExpressionStatement(i,u)}},M.parseBreakContinueStatement=function(e,t){var n="break"==t;this.next(),this.eat(A.semi)||this.insertSemicolon()?e.label=null:this.type!==A.name?this.unexpected():(e.label=this.parseIdent(),this.semicolon());for(var r=0;r<this.labels.length;++r){var i=this.labels[r];if(null==e.label||i.name===e.label.name){if(null!=i.kind&&(n||"loop"===i.kind))break;if(e.label&&n)break}}return r===this.labels.length&&this.raise(e.start,"Unsyntactic "+t),this.finishNode(e,n?"BreakStatement":"ContinueStatement")},M.parseDebuggerStatement=function(e){return this.next(),this.semicolon(),this.finishNode(e,"DebuggerStatement")},M.parseDoStatement=function(e){return this.next(),this.labels.push(R),e.body=this.parseStatement(!1),this.labels.pop(),this.expect(A._while),e.test=this.parseParenExpression(),this.options.ecmaVersion>=6?this.eat(A.semi):this.semicolon(),this.finishNode(e,"DoWhileStatement")},M.parseForStatement=function(e){if(this.next(),this.labels.push(R),this.expect(A.parenL),this.type===A.semi)return this.parseFor(e,null);var t=this.isLet();if(this.type===A._var||this.type===A._const||t){var n=this.startNode(),r=t?"let":this.value;return this.next(),this.parseVar(n,!0,r),this.finishNode(n,"VariableDeclaration"),!(this.type===A._in||this.options.ecmaVersion>=6&&this.isContextual("of"))||1!==n.declarations.length||"var"!==r&&n.declarations[0].init?this.parseFor(e,n):this.parseForIn(e,n)}var i=new O,s=this.parseExpression(!0,i);return this.type===A._in||this.options.ecmaVersion>=6&&this.isContextual("of")?(this.checkPatternErrors(i,!0),this.toAssignable(s),this.checkLVal(s),this.parseForIn(e,s)):(this.checkExpressionErrors(i,!0),this.parseFor(e,s))},M.parseFunctionStatement=function(e){return this.next(),this.parseFunction(e,!0)},M.parseIfStatement=function(e){return this.next(),e.test=this.parseParenExpression(),e.consequent=this.parseStatement(!1),e.alternate=this.eat(A._else)?this.parseStatement(!1):null,this.finishNode(e,"IfStatement")},M.parseReturnStatement=function(e){return this.inFunction||this.options.allowReturnOutsideFunction||this.raise(this.start,"'return' outside of function"),this.next(),this.eat(A.semi)||this.insertSemicolon()?e.argument=null:(e.argument=this.parseExpression(),this.semicolon()),this.finishNode(e,"ReturnStatement")},M.parseSwitchStatement=function(e){this.next(),e.discriminant=this.parseParenExpression(),e.cases=[],this.expect(A.braceL),this.labels.push(j);for(var t,n=!1;this.type!=A.braceR;)if(this.type===A._case||this.type===A._default){var r=this.type===A._case;t&&this.finishNode(t,"SwitchCase"),e.cases.push(t=this.startNode()),t.consequent=[],this.next(),r?t.test=this.parseExpression():(n&&this.raiseRecoverable(this.lastTokStart,"Multiple default clauses"),n=!0,t.test=null),this.expect(A.colon)}else t||this.unexpected(),t.consequent.push(this.parseStatement(!0));return t&&this.finishNode(t,"SwitchCase"),this.next(),this.labels.pop(),this.finishNode(e,"SwitchStatement")},M.parseThrowStatement=function(e){return this.next(),C.test(this.input.slice(this.lastTokEnd,this.start))&&this.raise(this.lastTokEnd,"Illegal newline after throw"),e.argument=this.parseExpression(),this.semicolon(),this.finishNode(e,"ThrowStatement")};var q=[];M.parseTryStatement=function(e){if(this.next(),e.block=this.parseBlock(),e.handler=null,this.type===A._catch){var t=this.startNode();this.next(),this.expect(A.parenL),t.param=this.parseBindingAtom(),this.checkLVal(t.param,!0),this.expect(A.parenR),t.body=this.parseBlock(),e.handler=this.finishNode(t,"CatchClause")}return e.finalizer=this.eat(A._finally)?this.parseBlock():null,e.handler||e.finalizer||this.raise(e.start,"Missing catch or finally clause"),this.finishNode(e,"TryStatement")},M.parseVarStatement=function(e,t){return this.next(),this.parseVar(e,!1,t),this.semicolon(),this.finishNode(e,"VariableDeclaration")},M.parseWhileStatement=function(e){return this.next(),e.test=this.parseParenExpression(),this.labels.push(R),e.body=this.parseStatement(!1),this.labels.pop(),this.finishNode(e,"WhileStatement")},M.parseWithStatement=function(e){return this.strict&&this.raise(this.start,"'with' in strict mode"),this.next(),e.object=this.parseParenExpression(),e.body=this.parseStatement(!1),this.finishNode(e,"WithStatement")},M.parseEmptyStatement=function(e){return this.next(),this.finishNode(e,"EmptyStatement")},M.parseLabeledStatement=function(e,t,n){for(var r=0;r<this.labels.length;++r)this.labels[r].name===t&&this.raise(n.start,"Label '"+t+"' is already declared");for(var i=this.type.isLoop?"loop":this.type===A._switch?"switch":null,s=this.labels.length-1;s>=0;s--){var u=this.labels[s];if(u.statementStart!=e.start)break;u.statementStart=this.start,u.kind=i}return this.labels.push({name:t,kind:i,statementStart:this.start}),e.body=this.parseStatement(!0),this.labels.pop(),e.label=n,this.finishNode(e,"LabeledStatement")},M.parseExpressionStatement=function(e,t){return e.expression=t,this.semicolon(),this.finishNode(e,"ExpressionStatement")},M.parseBlock=function(e){var t,n=this.startNode(),r=!0;for(n.body=[],this.expect(A.braceL);!this.eat(A.braceR);){var i=this.parseStatement(!0);n.body.push(i),r&&e&&this.isUseStrict(i)&&(t=this.strict,this.setStrict(this.strict=!0)),r=!1}return!1===t&&this.setStrict(!1),this.finishNode(n,"BlockStatement")},M.parseFor=function(e,t){return e.init=t,this.expect(A.semi),e.test=this.type===A.semi?null:this.parseExpression(),this.expect(A.semi),e.update=this.type===A.parenR?null:this.parseExpression(),this.expect(A.parenR),e.body=this.parseStatement(!1),this.labels.pop(),this.finishNode(e,"ForStatement")},M.parseForIn=function(e,t){var n=this.type===A._in?"ForInStatement":"ForOfStatement";return this.next(),e.left=t,e.right=this.parseExpression(),this.expect(A.parenR),e.body=this.parseStatement(!1),this.labels.pop(),this.finishNode(e,n)},M.parseVar=function(e,t,n){for(e.declarations=[],e.kind=n;;){var r=this.startNode();if(this.parseVarId(r),this.eat(A.eq)?r.init=this.parseMaybeAssign(t):"const"!==n||this.type===A._in||this.options.ecmaVersion>=6&&this.isContextual("of")?"Identifier"==r.id.type||t&&(this.type===A._in||this.isContextual("of"))?r.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization value"):this.unexpected(),e.declarations.push(this.finishNode(r,"VariableDeclarator")),!this.eat(A.comma))break}return e},M.parseVarId=function(e){e.id=this.parseBindingAtom(),this.checkLVal(e.id,!0)},M.parseFunction=function(e,t,n){this.initFunction(e),this.options.ecmaVersion>=6&&(e.generator=this.eat(A.star));var r=this.inGenerator;return this.inGenerator=e.generator,(t||this.type===A.name)&&(e.id=this.parseIdent()),this.parseFunctionParams(e),this.parseFunctionBody(e,n),this.inGenerator=r,this.finishNode(e,t?"FunctionDeclaration":"FunctionExpression")},M.parseFunctionParams=function(e){this.expect(A.parenL),e.params=this.parseBindingList(A.parenR,!1,!1,!0)},M.parseClass=function(e,t){this.next(),this.parseClassId(e,t),this.parseClassSuper(e);var n=this.startNode(),r=!1;for(n.body=[],this.expect(A.braceL);!this.eat(A.braceR);)if(!this.eat(A.semi)){var i=this.startNode(),s=this.eat(A.star),u=this.type===A.name&&"static"===this.value;this.parsePropertyName(i),i.static=u&&this.type!==A.parenL,i.static&&(s&&this.unexpected(),s=this.eat(A.star),this.parsePropertyName(i)),i.kind="method";var a=!1;if(!i.computed){var o=i.key;s||"Identifier"!==o.type||this.type===A.parenL||"get"!==o.name&&"set"!==o.name||(a=!0,i.kind=o.name,o=this.parsePropertyName(i)),!i.static&&("Identifier"===o.type&&"constructor"===o.name||"Literal"===o.type&&"constructor"===o.value)&&(r&&this.raise(o.start,"Duplicate constructor in the same class"),a&&this.raise(o.start,"Constructor can't have get/set modifier"),s&&this.raise(o.start,"Constructor can't be a generator"),i.kind="constructor",r=!0)}if(this.parseClassMethod(n,i,s),a){var l="get"===i.kind?0:1;if(i.value.params.length!==l){var p=i.value.start;"get"===i.kind?this.raiseRecoverable(p,"getter should have no params"):this.raiseRecoverable(p,"setter should have exactly one param")}"set"===i.kind&&"RestElement"===i.value.params[0].type&&this.raise(i.value.params[0].start,"Setter cannot use rest params")}}return e.body=this.finishNode(n,"ClassBody"),this.finishNode(e,t?"ClassDeclaration":"ClassExpression")},M.parseClassMethod=function(e,t,n){t.value=this.parseMethod(n),e.body.push(this.finishNode(t,"MethodDefinition"))},M.parseClassId=function(e,t){e.id=this.type===A.name?this.parseIdent():t?this.unexpected():null},M.parseClassSuper=function(e){e.superClass=this.eat(A._extends)?this.parseExprSubscripts():null},M.parseExport=function(e){if(this.next(),this.eat(A.star))return this.expectContextual("from"),e.source=this.type===A.string?this.parseExprAtom():this.unexpected(),this.semicolon(),this.finishNode(e,"ExportAllDeclaration");if(this.eat(A._default)){var t=this.type==A.parenL,n=this.parseMaybeAssign(),r=!0;return t||"FunctionExpression"!=n.type&&"ClassExpression"!=n.type||(r=!1,n.id&&(n.type="FunctionExpression"==n.type?"FunctionDeclaration":"ClassDeclaration")),e.declaration=n,r&&this.semicolon(),this.finishNode(e,"ExportDefaultDeclaration")}if(this.shouldParseExportStatement())e.declaration=this.parseStatement(!0),e.specifiers=[],e.source=null;else{if(e.declaration=null,e.specifiers=this.parseExportSpecifiers(),this.eatContextual("from"))e.source=this.type===A.string?this.parseExprAtom():this.unexpected();else{for(var i=0;i<e.specifiers.length;i++)(this.keywords.test(e.specifiers[i].local.name)||this.reservedWords.test(e.specifiers[i].local.name))&&this.unexpected(e.specifiers[i].local.start);e.source=null}this.semicolon()}return this.finishNode(e,"ExportNamedDeclaration")},M.shouldParseExportStatement=function(){return this.type.keyword||this.isLet()},M.parseExportSpecifiers=function(){var e=[],t=!0;for(this.expect(A.braceL);!this.eat(A.braceR);){if(t)t=!1;else if(this.expect(A.comma),this.afterTrailingComma(A.braceR))break;var n=this.startNode();n.local=this.parseIdent(this.type===A._default),n.exported=this.eatContextual("as")?this.parseIdent(!0):n.local,e.push(this.finishNode(n,"ExportSpecifier"))}return e},M.parseImport=function(e){return this.next(),this.type===A.string?(e.specifiers=q,e.source=this.parseExprAtom()):(e.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),e.source=this.type===A.string?this.parseExprAtom():this.unexpected()),this.semicolon(),this.finishNode(e,"ImportDeclaration")},M.parseImportSpecifiers=function(){var e=[],t=!0;if(this.type===A.name){var n=this.startNode();if(n.local=this.parseIdent(),this.checkLVal(n.local,!0),e.push(this.finishNode(n,"ImportDefaultSpecifier")),!this.eat(A.comma))return e}if(this.type===A.star){var r=this.startNode();return this.next(),this.expectContextual("as"),r.local=this.parseIdent(),this.checkLVal(r.local,!0),e.push(this.finishNode(r,"ImportNamespaceSpecifier")),e}for(this.expect(A.braceL);!this.eat(A.braceR);){if(t)t=!1;else if(this.expect(A.comma),this.afterTrailingComma(A.braceR))break;var i=this.startNode();i.imported=this.parseIdent(!0),this.eatContextual("as")?i.local=this.parseIdent():(i.local=i.imported,this.isKeyword(i.local.name)&&this.unexpected(i.local.start),this.reservedWordsStrict.test(i.local.name)&&this.raise(i.local.start,"The keyword '"+i.local.name+"' is reserved")),this.checkLVal(i.local,!0),e.push(this.finishNode(i,"ImportSpecifier"))}return e};var V=N.prototype;V.toAssignable=function(e,t){if(this.options.ecmaVersion>=6&&e)switch(e.type){case"Identifier":case"ObjectPattern":case"ArrayPattern":break;case"ObjectExpression":e.type="ObjectPattern";for(var n=0;n<e.properties.length;n++){var r=e.properties[n];"init"!==r.kind&&this.raise(r.key.start,"Object pattern can't contain getter or setter"),this.toAssignable(r.value,t)}break;case"ArrayExpression":e.type="ArrayPattern",this.toAssignableList(e.elements,t);break;case"AssignmentExpression":if("="!==e.operator){this.raise(e.left.end,"Only '=' operator can be used for specifying default value.");break}e.type="AssignmentPattern",delete e.operator;case"AssignmentPattern":"YieldExpression"===e.right.type&&this.raise(e.right.start,"Yield expression cannot be a default value");break;case"ParenthesizedExpression":e.expression=this.toAssignable(e.expression,t);break;case"MemberExpression":if(!t)break;default:this.raise(e.start,"Assigning to rvalue")}return e},V.toAssignableList=function(e,t){var n=e.length;if(n){var r=e[n-1];if(r&&"RestElement"==r.type)--n;else if(r&&"SpreadElement"==r.type){r.type="RestElement";var i=r.argument;this.toAssignable(i,t),"Identifier"!==i.type&&"MemberExpression"!==i.type&&"ArrayPattern"!==i.type&&this.unexpected(i.start),--n}t&&r&&"RestElement"===r.type&&"Identifier"!==r.argument.type&&this.unexpected(r.argument.start)}for(var s=0;s<n;s++){var u=e[s];u&&this.toAssignable(u,t)}return e},V.parseSpread=function(e){var t=this.startNode();return this.next(),t.argument=this.parseMaybeAssign(!1,e),this.finishNode(t,"SpreadElement")},V.parseRest=function(e){var t=this.startNode();return this.next(),t.argument=e?this.type===A.name?this.parseIdent():this.unexpected():this.type===A.name||this.type===A.bracketL?this.parseBindingAtom():this.unexpected(),this.finishNode(t,"RestElement")},V.parseBindingAtom=function(){if(this.options.ecmaVersion<6)return this.parseIdent();switch(this.type){case A.name:return this.parseIdent();case A.bracketL:var e=this.startNode();return this.next(),e.elements=this.parseBindingList(A.bracketR,!0,!0),this.finishNode(e,"ArrayPattern");case A.braceL:return this.parseObj(!0);default:this.unexpected()}},V.parseBindingList=function(e,t,n,r){for(var i=[],s=!0;!this.eat(e);)if(s?s=!1:this.expect(A.comma),t&&this.type===A.comma)i.push(null);else{if(n&&this.afterTrailingComma(e))break;if(this.type===A.ellipsis){var u=this.parseRest(r);this.parseBindingListItem(u),i.push(u),this.type===A.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.expect(e);break}var a=this.parseMaybeDefault(this.start,this.startLoc);this.parseBindingListItem(a),i.push(a)}return i},V.parseBindingListItem=function(e){return e},V.parseMaybeDefault=function(e,t,n){if(n=n||this.parseBindingAtom(),this.options.ecmaVersion<6||!this.eat(A.eq))return n;var r=this.startNodeAt(e,t);return r.left=n,r.right=this.parseMaybeAssign(),this.finishNode(r,"AssignmentPattern")},V.checkLVal=function(e,t,n){switch(e.type){case"Identifier":this.strict&&this.reservedWordsStrictBind.test(e.name)&&this.raiseRecoverable(e.start,(t?"Binding ":"Assigning to ")+e.name+" in strict mode"),n&&(B(n,e.name)&&this.raiseRecoverable(e.start,"Argument name clash"),n[e.name]=!0);break;case"MemberExpression":t&&this.raiseRecoverable(e.start,(t?"Binding":"Assigning to")+" member expression");break;case"ObjectPattern":for(var r=0;r<e.properties.length;r++)this.checkLVal(e.properties[r].value,t,n);break;case"ArrayPattern":for(var i=0;i<e.elements.length;i++){var s=e.elements[i];s&&this.checkLVal(s,t,n)}break;case"AssignmentPattern":this.checkLVal(e.left,t,n);break;case"RestElement":this.checkLVal(e.argument,t,n);break;case"ParenthesizedExpression":this.checkLVal(e.expression,t,n);break;default:this.raise(e.start,(t?"Binding":"Assigning to")+" rvalue")}};var U=N.prototype;U.checkPropClash=function(e,t){if(!(this.options.ecmaVersion>=6&&(e.computed||e.method||e.shorthand))){var n,r=e.key;switch(r.type){case"Identifier":n=r.name;break;case"Literal":n=String(r.value);break;default:return}var i=e.kind;if(this.options.ecmaVersion>=6)"__proto__"===n&&"init"===i&&(t.proto&&this.raiseRecoverable(r.start,"Redefinition of __proto__ property"),t.proto=!0);else{var s=t[n="$"+n];if(s){var u="init"!==i;(!this.strict&&!u||!s[i])&&u^s.init||this.raiseRecoverable(r.start,"Redefinition of property")}else s=t[n]={init:!1,get:!1,set:!1};s[i]=!0}}},U.parseExpression=function(e,t){var n=this.start,r=this.startLoc,i=this.parseMaybeAssign(e,t);if(this.type===A.comma){var s=this.startNodeAt(n,r);for(s.expressions=[i];this.eat(A.comma);)s.expressions.push(this.parseMaybeAssign(e,t));return this.finishNode(s,"SequenceExpression")}return i},U.parseMaybeAssign=function(e,t,n){if(this.inGenerator&&this.isContextual("yield"))return this.parseYield();var r=!1;t||(t=new O,r=!0);var i=this.start,s=this.startLoc;this.type!=A.parenL&&this.type!=A.name||(this.potentialArrowAt=this.start);var u=this.parseMaybeConditional(e,t);if(n&&(u=n.call(this,u,i,s)),this.type.isAssign){this.checkPatternErrors(t,!0),r||O.call(t);var a=this.startNodeAt(i,s);return a.operator=this.value,a.left=this.type===A.eq?this.toAssignable(u):u,t.shorthandAssign=0,this.checkLVal(u),this.next(),a.right=this.parseMaybeAssign(e),this.finishNode(a,"AssignmentExpression")}return r&&this.checkExpressionErrors(t,!0),u},U.parseMaybeConditional=function(e,t){var n=this.start,r=this.startLoc,i=this.parseExprOps(e,t);if(this.checkExpressionErrors(t))return i;if(this.eat(A.question)){var s=this.startNodeAt(n,r);return s.test=i,s.consequent=this.parseMaybeAssign(),this.expect(A.colon),s.alternate=this.parseMaybeAssign(e),this.finishNode(s,"ConditionalExpression")}return i},U.parseExprOps=function(e,t){var n=this.start,r=this.startLoc,i=this.parseMaybeUnary(t,!1);return this.checkExpressionErrors(t)?i:this.parseExprOp(i,n,r,-1,e)},U.parseExprOp=function(e,t,n,r,i){var s=this.type.binop;if(null!=s&&(!i||this.type!==A._in)&&s>r){var u=this.type===A.logicalOR||this.type===A.logicalAND,a=this.value;this.next();var o=this.start,l=this.startLoc,p=this.parseExprOp(this.parseMaybeUnary(null,!1),o,l,s,i),c=this.buildBinary(t,n,e,p,a,u);return this.parseExprOp(c,t,n,r,i)}return e},U.buildBinary=function(e,t,n,r,i,s){var u=this.startNodeAt(e,t);return u.left=n,u.operator=i,u.right=r,this.finishNode(u,s?"LogicalExpression":"BinaryExpression")},U.parseMaybeUnary=function(e,t){var n,r=this.start,i=this.startLoc;if(this.type.prefix){var s=this.startNode(),u=this.type===A.incDec;s.operator=this.value,s.prefix=!0,this.next(),s.argument=this.parseMaybeUnary(null,!0),this.checkExpressionErrors(e,!0),u?this.checkLVal(s.argument):this.strict&&"delete"===s.operator&&"Identifier"===s.argument.type?this.raiseRecoverable(s.start,"Deleting local variable in strict mode"):t=!0,n=this.finishNode(s,u?"UpdateExpression":"UnaryExpression")}else{if(n=this.parseExprSubscripts(e),this.checkExpressionErrors(e))return n;for(;this.type.postfix&&!this.canInsertSemicolon();){var a=this.startNodeAt(r,i);a.operator=this.value,a.prefix=!1,a.argument=n,this.checkLVal(n),this.next(),n=this.finishNode(a,"UpdateExpression")}}return!t&&this.eat(A.starstar)?this.buildBinary(r,i,n,this.parseMaybeUnary(null,!1),"**",!1):n},U.parseExprSubscripts=function(e){var t=this.start,n=this.startLoc,r=this.parseExprAtom(e),i="ArrowFunctionExpression"===r.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd);return this.checkExpressionErrors(e)||i?r:this.parseSubscripts(r,t,n)},U.parseSubscripts=function(e,t,n,r){for(;;)if(this.eat(A.dot)){var i=this.startNodeAt(t,n);i.object=e,i.property=this.parseIdent(!0),i.computed=!1,e=this.finishNode(i,"MemberExpression")}else if(this.eat(A.bracketL)){var s=this.startNodeAt(t,n);s.object=e,s.property=this.parseExpression(),s.computed=!0,this.expect(A.bracketR),e=this.finishNode(s,"MemberExpression")}else if(!r&&this.eat(A.parenL)){var u=this.startNodeAt(t,n);u.callee=e,u.arguments=this.parseExprList(A.parenR,!1),e=this.finishNode(u,"CallExpression")}else{if(this.type!==A.backQuote)return e;var a=this.startNodeAt(t,n);a.tag=e,a.quasi=this.parseTemplate(),e=this.finishNode(a,"TaggedTemplateExpression")}},U.parseExprAtom=function(e){var t,n=this.potentialArrowAt==this.start;switch(this.type){case A._super:this.inFunction||this.raise(this.start,"'super' outside of function or class");case A._this:var r=this.type===A._this?"ThisExpression":"Super";return t=this.startNode(),this.next(),this.finishNode(t,r);case A.name:var i=this.start,s=this.startLoc,u=this.parseIdent(this.type!==A.name);return n&&!this.canInsertSemicolon()&&this.eat(A.arrow)?this.parseArrowExpression(this.startNodeAt(i,s),[u]):u;case A.regexp:var a=this.value;return(t=this.parseLiteral(a.value)).regex={pattern:a.pattern,flags:a.flags},t;case A.num:case A.string:return this.parseLiteral(this.value);case A._null:case A._true:case A._false:return(t=this.startNode()).value=this.type===A._null?null:this.type===A._true,t.raw=this.type.keyword,this.next(),this.finishNode(t,"Literal");case A.parenL:return this.parseParenAndDistinguishExpression(n);case A.bracketL:return t=this.startNode(),this.next(),t.elements=this.parseExprList(A.bracketR,!0,!0,e),this.finishNode(t,"ArrayExpression");case A.braceL:return this.parseObj(!1,e);case A._function:return t=this.startNode(),this.next(),this.parseFunction(t,!1);case A._class:return this.parseClass(this.startNode(),!1);case A._new:return this.parseNew();case A.backQuote:return this.parseTemplate();default:this.unexpected()}},U.parseLiteral=function(e){var t=this.startNode();return t.value=e,t.raw=this.input.slice(this.start,this.end),this.next(),this.finishNode(t,"Literal")},U.parseParenExpression=function(){this.expect(A.parenL);var e=this.parseExpression();return this.expect(A.parenR),e},U.parseParenAndDistinguishExpression=function(e){var t,n=this.start,r=this.startLoc;if(this.options.ecmaVersion>=6){this.next();for(var i,s,u=this.start,a=this.startLoc,o=[],l=!0,p=new O;this.type!==A.parenR;){if(l?l=!1:this.expect(A.comma),this.type===A.ellipsis){i=this.start,o.push(this.parseParenItem(this.parseRest()));break}this.type!==A.parenL||s||(s=this.start),o.push(this.parseMaybeAssign(!1,p,this.parseParenItem))}var c=this.start,h=this.startLoc;if(this.expect(A.parenR),e&&!this.canInsertSemicolon()&&this.eat(A.arrow))return this.checkPatternErrors(p,!0),s&&this.unexpected(s),this.parseParenArrowList(n,r,o);o.length||this.unexpected(this.lastTokStart),i&&this.unexpected(i),this.checkExpressionErrors(p,!0),o.length>1?((t=this.startNodeAt(u,a)).expressions=o,this.finishNodeAt(t,"SequenceExpression",c,h)):t=o[0]}else t=this.parseParenExpression();if(this.options.preserveParens){var f=this.startNodeAt(n,r);return f.expression=t,this.finishNode(f,"ParenthesizedExpression")}return t},U.parseParenItem=function(e){return e},U.parseParenArrowList=function(e,t,n){return this.parseArrowExpression(this.startNodeAt(e,t),n)};var W=[];U.parseNew=function(){var e=this.startNode(),t=this.parseIdent(!0);if(this.options.ecmaVersion>=6&&this.eat(A.dot))return e.meta=t,e.property=this.parseIdent(!0),"target"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for new is new.target"),this.inFunction||this.raiseRecoverable(e.start,"new.target can only be used in functions"),this.finishNode(e,"MetaProperty");var n=this.start,r=this.startLoc;return e.callee=this.parseSubscripts(this.parseExprAtom(),n,r,!0),this.eat(A.parenL)?e.arguments=this.parseExprList(A.parenR,!1):e.arguments=W,this.finishNode(e,"NewExpression")},U.parseTemplateElement=function(){var e=this.startNode();return e.value={raw:this.input.slice(this.start,this.end).replace(/\r\n?/g,"\n"),cooked:this.value},this.next(),e.tail=this.type===A.backQuote,this.finishNode(e,"TemplateElement")},U.parseTemplate=function(){var e=this.startNode();this.next(),e.expressions=[];var t=this.parseTemplateElement();for(e.quasis=[t];!t.tail;)this.expect(A.dollarBraceL),e.expressions.push(this.parseExpression()),this.expect(A.braceR),e.quasis.push(t=this.parseTemplateElement());return this.next(),this.finishNode(e,"TemplateLiteral")},U.parseObj=function(e,t){var n=this.startNode(),r=!0,i={};for(n.properties=[],this.next();!this.eat(A.braceR);){if(r)r=!1;else if(this.expect(A.comma),this.afterTrailingComma(A.braceR))break;var s,u,a,o=this.startNode();this.options.ecmaVersion>=6&&(o.method=!1,o.shorthand=!1,(e||t)&&(u=this.start,a=this.startLoc),e||(s=this.eat(A.star))),this.parsePropertyName(o),this.parsePropertyValue(o,e,s,u,a,t),this.checkPropClash(o,i),n.properties.push(this.finishNode(o,"Property"))}return this.finishNode(n,e?"ObjectPattern":"ObjectExpression")},U.parsePropertyValue=function(e,t,n,r,i,s){if(this.eat(A.colon))e.value=t?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,s),e.kind="init";else if(this.options.ecmaVersion>=6&&this.type===A.parenL)t&&this.unexpected(),e.kind="init",e.method=!0,e.value=this.parseMethod(n);else if(this.options.ecmaVersion>=5&&!e.computed&&"Identifier"===e.key.type&&("get"===e.key.name||"set"===e.key.name)&&this.type!=A.comma&&this.type!=A.braceR){(n||t)&&this.unexpected(),e.kind=e.key.name,this.parsePropertyName(e),e.value=this.parseMethod(!1);var u="get"===e.kind?0:1;if(e.value.params.length!==u){var a=e.value.start;"get"===e.kind?this.raiseRecoverable(a,"getter should have no params"):this.raiseRecoverable(a,"setter should have exactly one param")}"set"===e.kind&&"RestElement"===e.value.params[0].type&&this.raiseRecoverable(e.value.params[0].start,"Setter cannot use rest params")}else this.options.ecmaVersion>=6&&!e.computed&&"Identifier"===e.key.type?((this.keywords.test(e.key.name)||(this.strict?this.reservedWordsStrictBind:this.reservedWords).test(e.key.name)||this.inGenerator&&"yield"==e.key.name)&&this.raiseRecoverable(e.key.start,"'"+e.key.name+"' can not be used as shorthand property"),e.kind="init",t?e.value=this.parseMaybeDefault(r,i,e.key):this.type===A.eq&&s?(s.shorthandAssign||(s.shorthandAssign=this.start),e.value=this.parseMaybeDefault(r,i,e.key)):e.value=e.key,e.shorthand=!0):this.unexpected()},U.parsePropertyName=function(e){if(this.options.ecmaVersion>=6){if(this.eat(A.bracketL))return e.computed=!0,e.key=this.parseMaybeAssign(),this.expect(A.bracketR),e.key;e.computed=!1}return e.key=this.type===A.num||this.type===A.string?this.parseExprAtom():this.parseIdent(!0)},U.initFunction=function(e){e.id=null,this.options.ecmaVersion>=6&&(e.generator=!1,e.expression=!1)},U.parseMethod=function(e){var t=this.startNode(),n=this.inGenerator;return this.inGenerator=e,this.initFunction(t),this.expect(A.parenL),t.params=this.parseBindingList(A.parenR,!1,!1),this.options.ecmaVersion>=6&&(t.generator=e),this.parseFunctionBody(t,!1),this.inGenerator=n,this.finishNode(t,"FunctionExpression")},U.parseArrowExpression=function(e,t){var n=this.inGenerator;return this.inGenerator=!1,this.initFunction(e),e.params=this.toAssignableList(t,!0),this.parseFunctionBody(e,!0),this.inGenerator=n,this.finishNode(e,"ArrowFunctionExpression")},U.parseFunctionBody=function(e,t){var n=t&&this.type!==A.braceL;if(n)e.body=this.parseMaybeAssign(),e.expression=!0;else{var r=this.inFunction,i=this.labels;this.inFunction=!0,this.labels=[],e.body=this.parseBlock(!0),e.expression=!1,this.inFunction=r,this.labels=i}var s=!n&&e.body.body.length&&this.isUseStrict(e.body.body[0])?e.body.body[0]:null;if(this.strict||s){var u=this.strict;this.strict=!0,e.id&&this.checkLVal(e.id,!0),this.checkParams(e,s),this.strict=u}else t&&this.checkParams(e,s)},U.checkParams=function(e,t){for(var n={},r=0;r<e.params.length;r++)t&&this.options.ecmaVersion>=7&&"Identifier"!==e.params[r].type&&this.raiseRecoverable(t.start,"Illegal 'use strict' directive in function with non-simple parameter list"),this.checkLVal(e.params[r],!0,n)},U.parseExprList=function(e,t,n,r){for(var i=[],s=!0;!this.eat(e);){if(s)s=!1;else if(this.expect(A.comma),t&&this.afterTrailingComma(e))break;var u;n&&this.type===A.comma?u=null:this.type===A.ellipsis?(u=this.parseSpread(r),this.type===A.comma&&r&&!r.trailingComma&&(r.trailingComma=this.lastTokStart)):u=this.parseMaybeAssign(!1,r),i.push(u)}return i},U.parseIdent=function(e){var t=this.startNode();return e&&"never"==this.options.allowReserved&&(e=!1),this.type===A.name?(!e&&(this.strict?this.reservedWordsStrict:this.reservedWords).test(this.value)&&(this.options.ecmaVersion>=6||-1==this.input.slice(this.start,this.end).indexOf("\\"))&&this.raiseRecoverable(this.start,"The keyword '"+this.value+"' is reserved"),!e&&this.inGenerator&&"yield"===this.value&&this.raiseRecoverable(this.start,"Can not use 'yield' as identifier inside a generator"),t.name=this.value):e&&this.type.keyword?t.name=this.type.keyword:this.unexpected(),this.next(),this.finishNode(t,"Identifier")},U.parseYield=function(){var e=this.startNode();return this.next(),this.type==A.semi||this.canInsertSemicolon()||this.type!=A.star&&!this.type.startsExpr?(e.delegate=!1,e.argument=null):(e.delegate=this.eat(A.star),e.argument=this.parseMaybeAssign()),this.finishNode(e,"YieldExpression")};var X=N.prototype;X.raise=function(e,t){var n=k(this.input,e);t+=" ("+n.line+":"+n.column+")";var r=new SyntaxError(t);throw r.pos=e,r.loc=n,r.raisedAt=this.pos,r},X.raiseRecoverable=X.raise,X.curPosition=function(){if(this.options.locations)return new S(this.curLine,this.pos-this.lineStart)};var z=function(e,t,n){this.type="",this.start=t,this.end=0,e.options.locations&&(this.loc=new w(e,n)),e.options.directSourceFile&&(this.sourceFile=e.options.directSourceFile),e.options.ranges&&(this.range=[t,0])},G=N.prototype;function J(e,t,n,r){return e.type=t,e.end=n,this.options.locations&&(e.loc.end=r),this.options.ranges&&(e.range[1]=n),e}G.startNode=function(){return new z(this,this.start,this.startLoc)},G.startNodeAt=function(e,t){return new z(this,e,t)},G.finishNode=function(e,t){return J.call(this,e,t,this.lastTokEnd,this.lastTokEndLoc)},G.finishNodeAt=function(e,t,n,r){return J.call(this,e,t,n,r)};var $=function(e,t,n,r){this.token=e,this.isExpr=!!t,this.preserveSpace=!!n,this.override=r},Y={b_stat:new $("{",!1),b_expr:new $("{",!0),b_tmpl:new $("${",!0),p_stat:new $("(",!1),p_expr:new $("(",!0),q_tmpl:new $("`",!0,!0,function(e){return e.readTmplToken()}),f_expr:new $("function",!0)},K=N.prototype;K.initialContext=function(){return[Y.b_stat]},K.braceIsBlock=function(e){if(e===A.colon){var t=this.curContext();if(t===Y.b_stat||t===Y.b_expr)return!t.isExpr}return e===A._return?C.test(this.input.slice(this.lastTokEnd,this.start)):e===A._else||e===A.semi||e===A.eof||e===A.parenR||(e==A.braceL?this.curContext()===Y.b_stat:!this.exprAllowed)},K.updateContext=function(e){var t,n=this.type;n.keyword&&e==A.dot?this.exprAllowed=!1:(t=n.updateContext)?t.call(this,e):this.exprAllowed=n.beforeExpr},A.parenR.updateContext=A.braceR.updateContext=function(){if(1!=this.context.length){var e=this.context.pop();e===Y.b_stat&&this.curContext()===Y.f_expr?(this.context.pop(),this.exprAllowed=!1):this.exprAllowed=e===Y.b_tmpl||!e.isExpr}else this.exprAllowed=!0},A.braceL.updateContext=function(e){this.context.push(this.braceIsBlock(e)?Y.b_stat:Y.b_expr),this.exprAllowed=!0},A.dollarBraceL.updateContext=function(){this.context.push(Y.b_tmpl),this.exprAllowed=!0},A.parenL.updateContext=function(e){var t=e===A._if||e===A._for||e===A._with||e===A._while;this.context.push(t?Y.p_stat:Y.p_expr),this.exprAllowed=!0},A.incDec.updateContext=function(){},A._function.updateContext=function(e){e.beforeExpr&&e!==A.semi&&e!==A._else&&(e!==A.colon&&e!==A.braceL||this.curContext()!==Y.b_stat)&&this.context.push(Y.f_expr),this.exprAllowed=!1},A.backQuote.updateContext=function(){this.curContext()===Y.q_tmpl?this.context.pop():this.context.push(Y.q_tmpl),this.exprAllowed=!1};var H=function(e){this.type=e.type,this.value=e.value,this.start=e.start,this.end=e.end,e.options.locations&&(this.loc=new w(e,e.startLoc,e.endLoc)),e.options.ranges&&(this.range=[e.start,e.end])},Q=N.prototype,Z="object"==typeof Packages&&"[object JavaPackage]"==Object.prototype.toString.call(Packages);function ee(e,t,n,r){try{return new RegExp(e,t)}catch(e){if(void 0!==n)throw e instanceof SyntaxError&&r.raise(n,"Error parsing regular expression: "+e.message),e}}Q.next=function(){this.options.onToken&&this.options.onToken(new H(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},Q.getToken=function(){return this.next(),new H(this)},"undefined"!=typeof Symbol&&(Q[Symbol.iterator]=function(){var e=this;return{next:function(){var t=e.getToken();return{done:t.type===A.eof,value:t}}}}),Q.setStrict=function(e){if(this.strict=e,this.type===A.num||this.type===A.string){if(this.pos=this.start,this.options.locations)for(;this.pos<this.lineStart;)this.lineStart=this.input.lastIndexOf("\n",this.lineStart-2)+1,--this.curLine;this.nextToken()}},Q.curContext=function(){return this.context[this.context.length-1]},Q.nextToken=function(){var e=this.curContext();return e&&e.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length?this.finishToken(A.eof):e.override?e.override(this):void this.readToken(this.fullCharCodeAtPos())},Q.readToken=function(e){return c(e,this.options.ecmaVersion>=6)||92===e?this.readWord():this.getTokenFromCode(e)},Q.fullCharCodeAtPos=function(){var e=this.input.charCodeAt(this.pos);return e<=55295||e>=57344?e:(e<<10)+this.input.charCodeAt(this.pos+1)-56613888},Q.skipBlockComment=function(){var e,t=this.options.onComment&&this.curPosition(),n=this.pos,r=this.input.indexOf("*/",this.pos+=2);if(-1===r&&this.raise(this.pos-2,"Unterminated comment"),this.pos=r+2,this.options.locations)for(y.lastIndex=n;(e=y.exec(this.input))&&e.index<this.pos;)++this.curLine,this.lineStart=e.index+e[0].length;this.options.onComment&&this.options.onComment(!0,this.input.slice(n+2,r),n,this.pos,t,this.curPosition())},Q.skipLineComment=function(e){for(var t=this.pos,n=this.options.onComment&&this.curPosition(),r=this.input.charCodeAt(this.pos+=e);this.pos<this.input.length&&10!==r&&13!==r&&8232!==r&&8233!==r;)++this.pos,r=this.input.charCodeAt(this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(t+e,this.pos),t,this.pos,n,this.curPosition())},Q.skipSpace=function(){e:for(;this.pos<this.input.length;){var e=this.input.charCodeAt(this.pos);switch(e){case 32:case 160:++this.pos;break;case 13:10===this.input.charCodeAt(this.pos+1)&&++this.pos;case 10:case 8232:case 8233:++this.pos,this.options.locations&&(++this.curLine,this.lineStart=this.pos);break;case 47:switch(this.input.charCodeAt(this.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break e}break;default:if(!(e>8&&e<14||e>=5760&&F.test(String.fromCharCode(e))))break e;++this.pos}}},Q.finishToken=function(e,t){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var n=this.type;this.type=e,this.value=t,this.updateContext(n)},Q.readToken_dot=function(){var e=this.input.charCodeAt(this.pos+1);if(e>=48&&e<=57)return this.readNumber(!0);var t=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===e&&46===t?(this.pos+=3,this.finishToken(A.ellipsis)):(++this.pos,this.finishToken(A.dot))},Q.readToken_slash=function(){var e=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===e?this.finishOp(A.assign,2):this.finishOp(A.slash,1)},Q.readToken_mult_modulo_exp=function(e){var t=this.input.charCodeAt(this.pos+1),n=1,r=42===e?A.star:A.modulo;return 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Array(128),u=0;u<128;++u)i[u]=u>=97&&u<=122||u>=65&&u<=90||36===u||95===u;for(s=new Array(128),u=0;u<128;++u)s[u]=u>=97&&u<=122||u>=65&&u<=90||u>=48&&u<=57||36===u||95===u;t.exports={isDecimalDigit:function(e){return 48<=e&&e<=57},isHexDigit:function(e){return 48<=e&&e<=57||97<=e&&e<=102||65<=e&&e<=70},isOctalDigit:function(e){return e>=48&&e<=55},isWhiteSpace:function(e){return 32===e||9===e||11===e||12===e||160===e||e>=5760&&r.indexOf(e)>=0},isLineTerminator:function(e){return 10===e||13===e||8232===e||8233===e},isIdentifierStartES5:function(e){return e<128?i[e]:n.NonAsciiIdentifierStart.test(a(e))},isIdentifierPartES5:function(e){return e<128?s[e]:n.NonAsciiIdentifierPart.test(a(e))},isIdentifierStartES6:function(t){return t<128?i[t]:e.NonAsciiIdentifierStart.test(a(t))},isIdentifierPartES6:function(t){return t<128?s[t]:e.NonAsciiIdentifierPart.test(a(t))}}}()},{}],27:[function(e,t,n){!function(){"use strict";var n=e("./code");function r(e,t){return!(!t&&"yield"===e)&&i(e,t)}function i(e,t){if(t&&function(e){switch(e){case"implements":case"interface":case"package":case"private":case"protected":case"public":case"static":case"let":return!0;default:return!1}}(e))return!0;switch(e.length){case 2:return"if"===e||"in"===e||"do"===e;case 3:return"var"===e||"for"===e||"new"===e||"try"===e;case 4:return"this"===e||"else"===e||"case"===e||"void"===e||"with"===e||"enum"===e;case 5:return"while"===e||"break"===e||"catch"===e||"throw"===e||"const"===e||"yield"===e||"class"===e||"super"===e;case 6:return"return"===e||"typeof"===e||"delete"===e||"switch"===e||"export"===e||"import"===e;case 7:return"default"===e||"finally"===e||"extends"===e;case 8:return"function"===e||"continue"===e||"debugger"===e;case 10:return"instanceof"===e;default:return!1}}function s(e,t){return"null"===e||"true"===e||"false"===e||r(e,t)}function u(e,t){return"null"===e||"true"===e||"false"===e||i(e,t)}function a(e){var t,r,i;if(0===e.length)return!1;if(i=e.charCodeAt(0),!n.isIdentifierStartES5(i))return!1;for(t=1,r=e.length;t<r;++t)if(i=e.charCodeAt(t),!n.isIdentifierPartES5(i))return!1;return!0}function o(e){var t,r,i,s,u;if(0===e.length)return!1;for(u=n.isIdentifierStartES6,t=0,r=e.length;t<r;++t){if(55296<=(i=e.charCodeAt(t))&&i<=56319){if(++t>=r)return!1;if(!(56320<=(s=e.charCodeAt(t))&&s<=57343))return!1;i=1024*(i-55296)+(s-56320)+65536}if(!u(i))return!1;u=n.isIdentifierPartES6}return!0}t.exports={isKeywordES5:r,isKeywordES6:i,isReservedWordES5:s,isReservedWordES6:u,isRestrictedWord:function(e){return"eval"===e||"arguments"===e},isIdentifierNameES5:a,isIdentifierNameES6:o,isIdentifierES5:function(e,t){return a(e)&&!s(e,t)},isIdentifierES6:function(e,t){return o(e)&&!u(e,t)}}}()},{"./code":26}],28:[function(e,t,n){!function(){"use strict";n.ast=e("./ast"),n.code=e("./code"),n.keyword=e("./keyword")}()},{"./ast":25,"./code":26,"./keyword":27}],29:[function(e,t,n){function r(e){return!!e.constructor&&"function"==typeof e.constructor.isBuffer&&e.constructor.isBuffer(e)}t.exports=function(e){return null!=e&&(r(e)||function(e){return"function"==typeof e.readFloatLE&&"function"==typeof e.slice&&r(e.slice(0,0))}(e)||!!e._isBuffer)}},{}],30:[function(e,t,n){var r=e("./util"),i=Object.prototype.hasOwnProperty,s="undefined"!=typeof Map;function u(){this._array=[],this._set=s?new Map:Object.create(null)}u.fromArray=function(e,t){for(var n=new u,r=0,i=e.length;r<i;r++)n.add(e[r],t);return n},u.prototype.size=function(){return s?this._set.size:Object.getOwnPropertyNames(this._set).length},u.prototype.add=function(e,t){var n=s?e:r.toSetString(e),u=s?this.has(e):i.call(this._set,n),a=this._array.length;u&&!t||this._array.push(e),u||(s?this._set.set(e,a):this._set[n]=a)},u.prototype.has=function(e){if(s)return this._set.has(e);var t=r.toSetString(e);return i.call(this._set,t)},u.prototype.indexOf=function(e){if(s){var t=this._set.get(e);if(t>=0)return t}else{var n=r.toSetString(e);if(i.call(this._set,n))return this._set[n]}throw new Error('"'+e+'" is not in the set.')},u.prototype.at=function(e){if(e>=0&&e<this._array.length)return this._array[e];throw new Error("No element indexed by "+e)},u.prototype.toArray=function(){return this._array.slice()},n.ArraySet=u},{"./util":39}],31:[function(e,t,n){var r=e("./base64");n.encode=function(e){var t,n="",i=function(e){return e<0?1+(-e<<1):0+(e<<1)}(e);do{t=31&i,(i>>>=5)>0&&(t|=32),n+=r.encode(t)}while(i>0);return n},n.decode=function(e,t,n){var i,s,u,a,o=e.length,l=0,p=0;do{if(t>=o)throw new Error("Expected more digits in base 64 VLQ value.");if(-1===(s=r.decode(e.charCodeAt(t++))))throw new Error("Invalid base64 digit: "+e.charAt(t-1));i=!!(32&s),l+=(s&=31)<<p,p+=5}while(i);n.value=(a=(u=l)>>1,1==(1&u)?-a:a),n.rest=t}},{"./base64":32}],32:[function(e,t,n){var r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".split("");n.encode=function(e){if(0<=e&&e<r.length)return r[e];throw new TypeError("Must be between 0 and 63: "+e)},n.decode=function(e){return 65<=e&&e<=90?e-65:97<=e&&e<=122?e-97+26:48<=e&&e<=57?e-48+52:43==e?62:47==e?63:-1}},{}],33:[function(e,t,n){n.GREATEST_LOWER_BOUND=1,n.LEAST_UPPER_BOUND=2,n.search=function(e,t,r,i){if(0===t.length)return-1;var s=function e(t,r,i,s,u,a){var o=Math.floor((r-t)/2)+t,l=u(i,s[o],!0);return 0===l?o:l>0?r-o>1?e(o,r,i,s,u,a):a==n.LEAST_UPPER_BOUND?r<s.length?r:-1:o:o-t>1?e(t,o,i,s,u,a):a==n.LEAST_UPPER_BOUND?o:t<0?-1:t}(-1,t.length,e,t,r,i||n.GREATEST_LOWER_BOUND);if(s<0)return-1;for(;s-1>=0&&0===r(t[s],t[s-1],!0);)--s;return s}},{}],34:[function(e,t,n){var r=e("./util");function i(){this._array=[],this._sorted=!0,this._last={generatedLine:-1,generatedColumn:0}}i.prototype.unsortedForEach=function(e,t){this._array.forEach(e,t)},i.prototype.add=function(e){var t,n,i,s,u,a;t=this._last,n=e,i=t.generatedLine,s=n.generatedLine,u=t.generatedColumn,a=n.generatedColumn,s>i||s==i&&a>=u||r.compareByGeneratedPositionsInflated(t,n)<=0?(this._last=e,this._array.push(e)):(this._sorted=!1,this._array.push(e))},i.prototype.toArray=function(){return this._sorted||(this._array.sort(r.compareByGeneratedPositionsInflated),this._sorted=!0),this._array},n.MappingList=i},{"./util":39}],35:[function(e,t,n){function r(e,t,n){var r=e[t];e[t]=e[n],e[n]=r}function i(e,t,n,s){if(n<s){var u=n-1;r(e,(p=n,c=s,Math.round(p+Math.random()*(c-p))),s);for(var a=e[s],o=n;o<s;o++)t(e[o],a)<=0&&r(e,u+=1,o);r(e,u+1,o);var l=u+1;i(e,t,n,l-1),i(e,t,l+1,s)}var p,c}n.quickSort=function(e,t){i(e,t,0,e.length-1)}},{}],36:[function(e,t,n){var r=e("./util"),i=e("./binary-search"),s=e("./array-set").ArraySet,u=e("./base64-vlq"),a=e("./quick-sort").quickSort;function o(e,t){var n=e;return"string"==typeof e&&(n=r.parseSourceMapInput(e)),null!=n.sections?new c(n,t):new l(n,t)}function l(e,t){var n=e;"string"==typeof e&&(n=r.parseSourceMapInput(e));var i=r.getArg(n,"version"),u=r.getArg(n,"sources"),a=r.getArg(n,"names",[]),o=r.getArg(n,"sourceRoot",null),l=r.getArg(n,"sourcesContent",null),p=r.getArg(n,"mappings"),c=r.getArg(n,"file",null);if(i!=this._version)throw new Error("Unsupported version: "+i);o&&(o=r.normalize(o)),u=u.map(String).map(r.normalize).map(function(e){return o&&r.isAbsolute(o)&&r.isAbsolute(e)?r.relative(o,e):e}),this._names=s.fromArray(a.map(String),!0),this._sources=s.fromArray(u,!0),this._absoluteSources=this._sources.toArray().map(function(e){return r.computeSourceURL(o,e,t)}),this.sourceRoot=o,this.sourcesContent=l,this._mappings=p,this._sourceMapURL=t,this.file=c}function p(){this.generatedLine=0,this.generatedColumn=0,this.source=null,this.originalLine=null,this.originalColumn=null,this.name=null}function c(e,t){var n=e;"string"==typeof e&&(n=r.parseSourceMapInput(e));var i=r.getArg(n,"version"),u=r.getArg(n,"sections");if(i!=this._version)throw new Error("Unsupported version: "+i);this._sources=new s,this._names=new s;var a={line:-1,column:0};this._sections=u.map(function(e){if(e.url)throw new Error("Support for url field in sections not implemented.");var n=r.getArg(e,"offset"),i=r.getArg(n,"line"),s=r.getArg(n,"column");if(i<a.line||i===a.line&&s<a.column)throw new Error("Section offsets must be ordered and non-overlapping.");return a=n,{generatedOffset:{generatedLine:i+1,generatedColumn:s+1},consumer:new o(r.getArg(e,"map"),t)}})}o.fromSourceMap=function(e,t){return l.fromSourceMap(e,t)},o.prototype._version=3,o.prototype.__generatedMappings=null,Object.defineProperty(o.prototype,"_generatedMappings",{configurable:!0,enumerable:!0,get:function(){return this.__generatedMappings||this._parseMappings(this._mappings,this.sourceRoot),this.__generatedMappings}}),o.prototype.__originalMappings=null,Object.defineProperty(o.prototype,"_originalMappings",{configurable:!0,enumerable:!0,get:function(){return this.__originalMappings||this._parseMappings(this._mappings,this.sourceRoot),this.__originalMappings}}),o.prototype._charIsMappingSeparator=function(e,t){var n=e.charAt(t);return";"===n||","===n},o.prototype._parseMappings=function(e,t){throw new Error("Subclasses must implement _parseMappings")},o.GENERATED_ORDER=1,o.ORIGINAL_ORDER=2,o.GREATEST_LOWER_BOUND=1,o.LEAST_UPPER_BOUND=2,o.prototype.eachMapping=function(e,t,n){var i,s=t||null;switch(n||o.GENERATED_ORDER){case o.GENERATED_ORDER:i=this._generatedMappings;break;case o.ORIGINAL_ORDER:i=this._originalMappings;break;default:throw new Error("Unknown order of iteration.")}var u=this.sourceRoot;i.map(function(e){var t=null===e.source?null:this._sources.at(e.source);return{source:t=r.computeSourceURL(u,t,this._sourceMapURL),generatedLine:e.generatedLine,generatedColumn:e.generatedColumn,originalLine:e.originalLine,originalColumn:e.originalColumn,name:null===e.name?null:this._names.at(e.name)}},this).forEach(e,s)},o.prototype.allGeneratedPositionsFor=function(e){var t=r.getArg(e,"line"),n={source:r.getArg(e,"source"),originalLine:t,originalColumn:r.getArg(e,"column",0)};if(n.source=this._findSourceIndex(n.source),n.source<0)return[];var s=[],u=this._findMapping(n,this._originalMappings,"originalLine","originalColumn",r.compareByOriginalPositions,i.LEAST_UPPER_BOUND);if(u>=0){var a=this._originalMappings[u];if(void 0===e.column)for(var o=a.originalLine;a&&a.originalLine===o;)s.push({line:r.getArg(a,"generatedLine",null),column:r.getArg(a,"generatedColumn",null),lastColumn:r.getArg(a,"lastGeneratedColumn",null)}),a=this._originalMappings[++u];else for(var l=a.originalColumn;a&&a.originalLine===t&&a.originalColumn==l;)s.push({line:r.getArg(a,"generatedLine",null),column:r.getArg(a,"generatedColumn",null),lastColumn:r.getArg(a,"lastGeneratedColumn",null)}),a=this._originalMappings[++u]}return s},n.SourceMapConsumer=o,l.prototype=Object.create(o.prototype),l.prototype.consumer=o,l.prototype._findSourceIndex=function(e){var t,n=e;if(null!=this.sourceRoot&&(n=r.relative(this.sourceRoot,n)),this._sources.has(n))return this._sources.indexOf(n);for(t=0;t<this._absoluteSources.length;++t)if(this._absoluteSources[t]==e)return t;return-1},l.fromSourceMap=function(e,t){var n=Object.create(l.prototype),i=n._names=s.fromArray(e._names.toArray(),!0),u=n._sources=s.fromArray(e._sources.toArray(),!0);n.sourceRoot=e._sourceRoot,n.sourcesContent=e._generateSourcesContent(n._sources.toArray(),n.sourceRoot),n.file=e._file,n._sourceMapURL=t,n._absoluteSources=n._sources.toArray().map(function(e){return r.computeSourceURL(n.sourceRoot,e,t)});for(var o=e._mappings.toArray().slice(),c=n.__generatedMappings=[],h=n.__originalMappings=[],f=0,d=o.length;f<d;f++){var m=o[f],D=new p;D.generatedLine=m.generatedLine,D.generatedColumn=m.generatedColumn,m.source&&(D.source=u.indexOf(m.source),D.originalLine=m.originalLine,D.originalColumn=m.originalColumn,m.name&&(D.name=i.indexOf(m.name)),h.push(D)),c.push(D)}return a(n.__originalMappings,r.compareByOriginalPositions),n},l.prototype._version=3,Object.defineProperty(l.prototype,"sources",{get:function(){return this._absoluteSources.slice()}}),l.prototype._parseMappings=function(e,t){for(var n,i,s,o,l,c=1,h=0,f=0,d=0,m=0,D=0,g=e.length,E=0,A={},C={},y=[],b=[];E<g;)if(";"===e.charAt(E))c++,E++,h=0;else if(","===e.charAt(E))E++;else{for((n=new p).generatedLine=c,o=E;o<g&&!this._charIsMappingSeparator(e,o);o++);if(s=A[i=e.slice(E,o)])E+=i.length;else{for(s=[];E<o;)u.decode(e,E,C),l=C.value,E=C.rest,s.push(l);if(2===s.length)throw new Error("Found a source, but no line and column");if(3===s.length)throw new Error("Found a source and line, but no column");A[i]=s}n.generatedColumn=h+s[0],h=n.generatedColumn,s.length>1&&(n.source=m+s[1],m+=s[1],n.originalLine=f+s[2],f=n.originalLine,n.originalLine+=1,n.originalColumn=d+s[3],d=n.originalColumn,s.length>4&&(n.name=D+s[4],D+=s[4])),b.push(n),"number"==typeof n.originalLine&&y.push(n)}a(b,r.compareByGeneratedPositionsDeflated),this.__generatedMappings=b,a(y,r.compareByOriginalPositions),this.__originalMappings=y},l.prototype._findMapping=function(e,t,n,r,s,u){if(e[n]<=0)throw new TypeError("Line must be greater than or equal to 1, got "+e[n]);if(e[r]<0)throw new TypeError("Column must be greater than or equal to 0, got "+e[r]);return i.search(e,t,s,u)},l.prototype.computeColumnSpans=function(){for(var e=0;e<this._generatedMappings.length;++e){var t=this._generatedMappings[e];if(e+1<this._generatedMappings.length){var n=this._generatedMappings[e+1];if(t.generatedLine===n.generatedLine){t.lastGeneratedColumn=n.generatedColumn-1;continue}}t.lastGeneratedColumn=1/0}},l.prototype.originalPositionFor=function(e){var t={generatedLine:r.getArg(e,"line"),generatedColumn:r.getArg(e,"column")},n=this._findMapping(t,this._generatedMappings,"generatedLine","generatedColumn",r.compareByGeneratedPositionsDeflated,r.getArg(e,"bias",o.GREATEST_LOWER_BOUND));if(n>=0){var i=this._generatedMappings[n];if(i.generatedLine===t.generatedLine){var s=r.getArg(i,"source",null);null!==s&&(s=this._sources.at(s),s=r.computeSourceURL(this.sourceRoot,s,this._sourceMapURL));var u=r.getArg(i,"name",null);return null!==u&&(u=this._names.at(u)),{source:s,line:r.getArg(i,"originalLine",null),column:r.getArg(i,"originalColumn",null),name:u}}}return{source:null,line:null,column:null,name:null}},l.prototype.hasContentsOfAllSources=function(){return!!this.sourcesContent&&(this.sourcesContent.length>=this._sources.size()&&!this.sourcesContent.some(function(e){return null==e}))},l.prototype.sourceContentFor=function(e,t){if(!this.sourcesContent)return null;var n=this._findSourceIndex(e);if(n>=0)return this.sourcesContent[n];var i,s=e;if(null!=this.sourceRoot&&(s=r.relative(this.sourceRoot,s)),null!=this.sourceRoot&&(i=r.urlParse(this.sourceRoot))){var u=s.replace(/^file:\/\//,"");if("file"==i.scheme&&this._sources.has(u))return this.sourcesContent[this._sources.indexOf(u)];if((!i.path||"/"==i.path)&&this._sources.has("/"+s))return this.sourcesContent[this._sources.indexOf("/"+s)]}if(t)return null;throw new Error('"'+s+'" is not in the SourceMap.')},l.prototype.generatedPositionFor=function(e){var t=r.getArg(e,"source");if((t=this._findSourceIndex(t))<0)return{line:null,column:null,lastColumn:null};var n={source:t,originalLine:r.getArg(e,"line"),originalColumn:r.getArg(e,"column")},i=this._findMapping(n,this._originalMappings,"originalLine","originalColumn",r.compareByOriginalPositions,r.getArg(e,"bias",o.GREATEST_LOWER_BOUND));if(i>=0){var s=this._originalMappings[i];if(s.source===n.source)return{line:r.getArg(s,"generatedLine",null),column:r.getArg(s,"generatedColumn",null),lastColumn:r.getArg(s,"lastGeneratedColumn",null)}}return{line:null,column:null,lastColumn:null}},n.BasicSourceMapConsumer=l,c.prototype=Object.create(o.prototype),c.prototype.constructor=o,c.prototype._version=3,Object.defineProperty(c.prototype,"sources",{get:function(){for(var e=[],t=0;t<this._sections.length;t++)for(var n=0;n<this._sections[t].consumer.sources.length;n++)e.push(this._sections[t].consumer.sources[n]);return e}}),c.prototype.originalPositionFor=function(e){var t={generatedLine:r.getArg(e,"line"),generatedColumn:r.getArg(e,"column")},n=i.search(t,this._sections,function(e,t){var n=e.generatedLine-t.generatedOffset.generatedLine;return n||e.generatedColumn-t.generatedOffset.generatedColumn}),s=this._sections[n];return s?s.consumer.originalPositionFor({line:t.generatedLine-(s.generatedOffset.generatedLine-1),column:t.generatedColumn-(s.generatedOffset.generatedLine===t.generatedLine?s.generatedOffset.generatedColumn-1:0),bias:e.bias}):{source:null,line:null,column:null,name:null}},c.prototype.hasContentsOfAllSources=function(){return this._sections.every(function(e){return e.consumer.hasContentsOfAllSources()})},c.prototype.sourceContentFor=function(e,t){for(var n=0;n<this._sections.length;n++){var r=this._sections[n].consumer.sourceContentFor(e,!0);if(r)return r}if(t)return null;throw new Error('"'+e+'" is not in the SourceMap.')},c.prototype.generatedPositionFor=function(e){for(var t=0;t<this._sections.length;t++){var n=this._sections[t];if(-1!==n.consumer._findSourceIndex(r.getArg(e,"source"))){var i=n.consumer.generatedPositionFor(e);if(i)return{line:i.line+(n.generatedOffset.generatedLine-1),column:i.column+(n.generatedOffset.generatedLine===i.line?n.generatedOffset.generatedColumn-1:0)}}}return{line:null,column:null}},c.prototype._parseMappings=function(e,t){this.__generatedMappings=[],this.__originalMappings=[];for(var n=0;n<this._sections.length;n++)for(var i=this._sections[n],s=i.consumer._generatedMappings,u=0;u<s.length;u++){var o=s[u],l=i.consumer._sources.at(o.source);l=r.computeSourceURL(i.consumer.sourceRoot,l,this._sourceMapURL),this._sources.add(l),l=this._sources.indexOf(l);var p=null;o.name&&(p=i.consumer._names.at(o.name),this._names.add(p),p=this._names.indexOf(p));var c={source:l,generatedLine:o.generatedLine+(i.generatedOffset.generatedLine-1),generatedColumn:o.generatedColumn+(i.generatedOffset.generatedLine===o.generatedLine?i.generatedOffset.generatedColumn-1:0),originalLine:o.originalLine,originalColumn:o.originalColumn,name:p};this.__generatedMappings.push(c),"number"==typeof c.originalLine&&this.__originalMappings.push(c)}a(this.__generatedMappings,r.compareByGeneratedPositionsDeflated),a(this.__originalMappings,r.compareByOriginalPositions)},n.IndexedSourceMapConsumer=c},{"./array-set":30,"./base64-vlq":31,"./binary-search":33,"./quick-sort":35,"./util":39}],37:[function(e,t,n){var r=e("./base64-vlq"),i=e("./util"),s=e("./array-set").ArraySet,u=e("./mapping-list").MappingList;function a(e){e||(e={}),this._file=i.getArg(e,"file",null),this._sourceRoot=i.getArg(e,"sourceRoot",null),this._skipValidation=i.getArg(e,"skipValidation",!1),this._sources=new s,this._names=new s,this._mappings=new u,this._sourcesContents=null}a.prototype._version=3,a.fromSourceMap=function(e){var t=e.sourceRoot,n=new a({file:e.file,sourceRoot:t});return e.eachMapping(function(e){var r={generated:{line:e.generatedLine,column:e.generatedColumn}};null!=e.source&&(r.source=e.source,null!=t&&(r.source=i.relative(t,r.source)),r.original={line:e.originalLine,column:e.originalColumn},null!=e.name&&(r.name=e.name)),n.addMapping(r)}),e.sources.forEach(function(r){var s=r;null!==t&&(s=i.relative(t,r)),n._sources.has(s)||n._sources.add(s);var u=e.sourceContentFor(r);null!=u&&n.setSourceContent(r,u)}),n},a.prototype.addMapping=function(e){var t=i.getArg(e,"generated"),n=i.getArg(e,"original",null),r=i.getArg(e,"source",null),s=i.getArg(e,"name",null);this._skipValidation||this._validateMapping(t,n,r,s),null!=r&&(r=String(r),this._sources.has(r)||this._sources.add(r)),null!=s&&(s=String(s),this._names.has(s)||this._names.add(s)),this._mappings.add({generatedLine:t.line,generatedColumn:t.column,originalLine:null!=n&&n.line,originalColumn:null!=n&&n.column,source:r,name:s})},a.prototype.setSourceContent=function(e,t){var n=e;null!=this._sourceRoot&&(n=i.relative(this._sourceRoot,n)),null!=t?(this._sourcesContents||(this._sourcesContents=Object.create(null)),this._sourcesContents[i.toSetString(n)]=t):this._sourcesContents&&(delete this._sourcesContents[i.toSetString(n)],0===Object.keys(this._sourcesContents).length&&(this._sourcesContents=null))},a.prototype.applySourceMap=function(e,t,n){var r=t;if(null==t){if(null==e.file)throw new Error('SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, or the source map\'s "file" property. Both were omitted.');r=e.file}var u=this._sourceRoot;null!=u&&(r=i.relative(u,r));var a=new s,o=new s;this._mappings.unsortedForEach(function(t){if(t.source===r&&null!=t.originalLine){var s=e.originalPositionFor({line:t.originalLine,column:t.originalColumn});null!=s.source&&(t.source=s.source,null!=n&&(t.source=i.join(n,t.source)),null!=u&&(t.source=i.relative(u,t.source)),t.originalLine=s.line,t.originalColumn=s.column,null!=s.name&&(t.name=s.name))}var l=t.source;null==l||a.has(l)||a.add(l);var p=t.name;null==p||o.has(p)||o.add(p)},this),this._sources=a,this._names=o,e.sources.forEach(function(t){var r=e.sourceContentFor(t);null!=r&&(null!=n&&(t=i.join(n,t)),null!=u&&(t=i.relative(u,t)),this.setSourceContent(t,r))},this)},a.prototype._validateMapping=function(e,t,n,r){if(t&&"number"!=typeof t.line&&"number"!=typeof t.column)throw new Error("original.line and original.column are not numbers -- you probably meant to omit the original mapping entirely and only map the generated position. If so, pass null for the original mapping instead of an object with empty or null values.");if((!(e&&"line"in e&&"column"in e&&e.line>0&&e.column>=0)||t||n||r)&&!(e&&"line"in e&&"column"in e&&t&&"line"in t&&"column"in t&&e.line>0&&e.column>=0&&t.line>0&&t.column>=0&&n))throw new Error("Invalid mapping: "+JSON.stringify({generated:e,source:n,original:t,name:r}))},a.prototype._serializeMappings=function(){for(var e,t,n,s,u=0,a=1,o=0,l=0,p=0,c=0,h="",f=this._mappings.toArray(),d=0,m=f.length;d<m;d++){if(e="",(t=f[d]).generatedLine!==a)for(u=0;t.generatedLine!==a;)e+=";",a++;else if(d>0){if(!i.compareByGeneratedPositionsInflated(t,f[d-1]))continue;e+=","}e+=r.encode(t.generatedColumn-u),u=t.generatedColumn,null!=t.source&&(s=this._sources.indexOf(t.source),e+=r.encode(s-c),c=s,e+=r.encode(t.originalLine-1-l),l=t.originalLine-1,e+=r.encode(t.originalColumn-o),o=t.originalColumn,null!=t.name&&(n=this._names.indexOf(t.name),e+=r.encode(n-p),p=n)),h+=e}return h},a.prototype._generateSourcesContent=function(e,t){return e.map(function(e){if(!this._sourcesContents)return null;null!=t&&(e=i.relative(t,e));var n=i.toSetString(e);return Object.prototype.hasOwnProperty.call(this._sourcesContents,n)?this._sourcesContents[n]:null},this)},a.prototype.toJSON=function(){var e={version:this._version,sources:this._sources.toArray(),names:this._names.toArray(),mappings:this._serializeMappings()};return null!=this._file&&(e.file=this._file),null!=this._sourceRoot&&(e.sourceRoot=this._sourceRoot),this._sourcesContents&&(e.sourcesContent=this._generateSourcesContent(e.sources,e.sourceRoot)),e},a.prototype.toString=function(){return JSON.stringify(this.toJSON())},n.SourceMapGenerator=a},{"./array-set":30,"./base64-vlq":31,"./mapping-list":34,"./util":39}],38:[function(e,t,n){var r=e("./source-map-generator").SourceMapGenerator,i=e("./util"),s=/(\r?\n)/,u="$$$isSourceNode$$$";function a(e,t,n,r,i){this.children=[],this.sourceContents={},this.line=null==e?null:e,this.column=null==t?null:t,this.source=null==n?null:n,this.name=null==i?null:i,this[u]=!0,null!=r&&this.add(r)}a.fromStringWithSourceMap=function(e,t,n){var r=new a,u=e.split(s),o=0,l=function(){return e()+(e()||"");function e(){return o<u.length?u[o++]:void 0}},p=1,c=0,h=null;return t.eachMapping(function(e){if(null!==h){if(!(p<e.generatedLine)){var t=(n=u[o]||"").substr(0,e.generatedColumn-c);return u[o]=n.substr(e.generatedColumn-c),c=e.generatedColumn,f(h,t),void(h=e)}f(h,l()),p++,c=0}for(;p<e.generatedLine;)r.add(l()),p++;if(c<e.generatedColumn){var n=u[o]||"";r.add(n.substr(0,e.generatedColumn)),u[o]=n.substr(e.generatedColumn),c=e.generatedColumn}h=e},this),o<u.length&&(h&&f(h,l()),r.add(u.splice(o).join(""))),t.sources.forEach(function(e){var s=t.sourceContentFor(e);null!=s&&(null!=n&&(e=i.join(n,e)),r.setSourceContent(e,s))}),r;function f(e,t){if(null===e||void 0===e.source)r.add(t);else{var s=n?i.join(n,e.source):e.source;r.add(new a(e.originalLine,e.originalColumn,s,t,e.name))}}},a.prototype.add=function(e){if(Array.isArray(e))e.forEach(function(e){this.add(e)},this);else{if(!e[u]&&"string"!=typeof e)throw new TypeError("Expected a SourceNode, string, or an array of SourceNodes and strings. Got "+e);e&&this.children.push(e)}return this},a.prototype.prepend=function(e){if(Array.isArray(e))for(var t=e.length-1;t>=0;t--)this.prepend(e[t]);else{if(!e[u]&&"string"!=typeof e)throw new TypeError("Expected a SourceNode, string, or an array of SourceNodes and strings. Got "+e);this.children.unshift(e)}return this},a.prototype.walk=function(e){for(var t,n=0,r=this.children.length;n<r;n++)(t=this.children[n])[u]?t.walk(e):""!==t&&e(t,{source:this.source,line:this.line,column:this.column,name:this.name})},a.prototype.join=function(e){var t,n,r=this.children.length;if(r>0){for(t=[],n=0;n<r-1;n++)t.push(this.children[n]),t.push(e);t.push(this.children[n]),this.children=t}return this},a.prototype.replaceRight=function(e,t){var n=this.children[this.children.length-1];return n[u]?n.replaceRight(e,t):"string"==typeof n?this.children[this.children.length-1]=n.replace(e,t):this.children.push("".replace(e,t)),this},a.prototype.setSourceContent=function(e,t){this.sourceContents[i.toSetString(e)]=t},a.prototype.walkSourceContents=function(e){for(var t=0,n=this.children.length;t<n;t++)this.children[t][u]&&this.children[t].walkSourceContents(e);var r=Object.keys(this.sourceContents);for(t=0,n=r.length;t<n;t++)e(i.fromSetString(r[t]),this.sourceContents[r[t]])},a.prototype.toString=function(){var e="";return this.walk(function(t){e+=t}),e},a.prototype.toStringWithSourceMap=function(e){var t={code:"",line:1,column:0},n=new r(e),i=!1,s=null,u=null,a=null,o=null;return this.walk(function(e,r){t.code+=e,null!==r.source&&null!==r.line&&null!==r.column?(s===r.source&&u===r.line&&a===r.column&&o===r.name||n.addMapping({source:r.source,original:{line:r.line,column:r.column},generated:{line:t.line,column:t.column},name:r.name}),s=r.source,u=r.line,a=r.column,o=r.name,i=!0):i&&(n.addMapping({generated:{line:t.line,column:t.column}}),s=null,i=!1);for(var l=0,p=e.length;l<p;l++)10===e.charCodeAt(l)?(t.line++,t.column=0,l+1===p?(s=null,i=!1):i&&n.addMapping({source:r.source,original:{line:r.line,column:r.column},generated:{line:t.line,column:t.column},name:r.name})):t.column++}),this.walkSourceContents(function(e,t){n.setSourceContent(e,t)}),{code:t.code,map:n}},n.SourceNode=a},{"./source-map-generator":37,"./util":39}],39:[function(e,t,n){n.getArg=function(e,t,n){if(t in e)return e[t];if(3===arguments.length)return n;throw new Error('"'+t+'" is a required argument.')};var r=/^(?:([\w+\-.]+):)?\/\/(?:(\w+:\w+)@)?([\w.-]*)(?::(\d+))?(.*)$/,i=/^data:.+\,.+$/;function s(e){var t=e.match(r);return t?{scheme:t[1],auth:t[2],host:t[3],port:t[4],path:t[5]}:null}function u(e){var t="";return e.scheme&&(t+=e.scheme+":"),t+="//",e.auth&&(t+=e.auth+"@"),e.host&&(t+=e.host),e.port&&(t+=":"+e.port),e.path&&(t+=e.path),t}function a(e){var t=e,r=s(e);if(r){if(!r.path)return e;t=r.path}for(var i,a=n.isAbsolute(t),o=t.split(/\/+/),l=0,p=o.length-1;p>=0;p--)"."===(i=o[p])?o.splice(p,1):".."===i?l++:l>0&&(""===i?(o.splice(p+1,l),l=0):(o.splice(p,2),l--));return""===(t=o.join("/"))&&(t=a?"/":"."),r?(r.path=t,u(r)):t}function o(e,t){""===e&&(e="."),""===t&&(t=".");var n=s(t),r=s(e);if(r&&(e=r.path||"/"),n&&!n.scheme)return r&&(n.scheme=r.scheme),u(n);if(n||t.match(i))return t;if(r&&!r.host&&!r.path)return r.host=t,u(r);var o="/"===t.charAt(0)?t:a(e.replace(/\/+$/,"")+"/"+t);return r?(r.path=o,u(r)):o}n.urlParse=s,n.urlGenerate=u,n.normalize=a,n.join=o,n.isAbsolute=function(e){return"/"===e.charAt(0)||r.test(e)},n.relative=function(e,t){""===e&&(e="."),e=e.replace(/\/$/,"");for(var n=0;0!==t.indexOf(e+"/");){var r=e.lastIndexOf("/");if(r<0)return t;if((e=e.slice(0,r)).match(/^([^\/]+:\/)?\/*$/))return t;++n}return Array(n+1).join("../")+t.substr(e.length+1)};var l=!("__proto__"in Object.create(null));function p(e){return e}function c(e){if(!e)return!1;var t=e.length;if(t<9)return!1;if(95!==e.charCodeAt(t-1)||95!==e.charCodeAt(t-2)||111!==e.charCodeAt(t-3)||116!==e.charCodeAt(t-4)||111!==e.charCodeAt(t-5)||114!==e.charCodeAt(t-6)||112!==e.charCodeAt(t-7)||95!==e.charCodeAt(t-8)||95!==e.charCodeAt(t-9))return!1;for(var n=t-10;n>=0;n--)if(36!==e.charCodeAt(n))return!1;return!0}function h(e,t){return e===t?0:null===e?1:null===t?-1:e>t?1:-1}n.toSetString=l?p:function(e){return c(e)?"$"+e:e},n.fromSetString=l?p:function(e){return c(e)?e.slice(1):e},n.compareByOriginalPositions=function(e,t,n){var r=h(e.source,t.source);return 0!==r?r:0!=(r=e.originalLine-t.originalLine)?r:0!=(r=e.originalColumn-t.originalColumn)||n?r:0!=(r=e.generatedColumn-t.generatedColumn)?r:0!=(r=e.generatedLine-t.generatedLine)?r:h(e.name,t.name)},n.compareByGeneratedPositionsDeflated=function(e,t,n){var r=e.generatedLine-t.generatedLine;return 0!==r?r:0!=(r=e.generatedColumn-t.generatedColumn)||n?r:0!==(r=h(e.source,t.source))?r:0!=(r=e.originalLine-t.originalLine)?r:0!=(r=e.originalColumn-t.originalColumn)?r:h(e.name,t.name)},n.compareByGeneratedPositionsInflated=function(e,t){var n=e.generatedLine-t.generatedLine;return 0!==n?n:0!=(n=e.generatedColumn-t.generatedColumn)?n:0!==(n=h(e.source,t.source))?n:0!=(n=e.originalLine-t.originalLine)?n:0!=(n=e.originalColumn-t.originalColumn)?n:h(e.name,t.name)},n.parseSourceMapInput=function(e){return JSON.parse(e.replace(/^\)]}'[^\n]*\n/,""))},n.computeSourceURL=function(e,t,n){if(t=t||"",e&&("/"!==e[e.length-1]&&"/"!==t[0]&&(e+="/"),t=e+t),n){var r=s(n);if(!r)throw new Error("sourceMapURL could not be parsed");if(r.path){var i=r.path.lastIndexOf("/");i>=0&&(r.path=r.path.substring(0,i+1))}t=o(u(r),t)}return a(t)}},{}],40:[function(e,t,n){n.SourceMapGenerator=e("./lib/source-map-generator").SourceMapGenerator,n.SourceMapConsumer=e("./lib/source-map-consumer").SourceMapConsumer,n.SourceNode=e("./lib/source-node").SourceNode},{"./lib/source-map-consumer":36,"./lib/source-map-generator":37,"./lib/source-node":38}]},{},[1])(1)});