cherow
Version:
Fast and lightweight, standard-compliant javascript parser written in ECMAScript
1 lines • 121 kB
JavaScript
"use strict";Object.defineProperty(exports,"__esModule",{value:!0});const keywordDescTable=["end of source","identifier","number","string","regular expression","false","true","null","template continuation","template end","=>","(","{",".","...","}",")",";",",","[","]",":","?","'",'"',"</","/>","++","--","=","<<=",">>=",">>>=","**=","+=","-=","*=","/=","%=","^=","|=","&=","typeof","delete","void","!","~","+","-","in","instanceof","*","%","/","**","&&","||","===","!==","==","!=","<=",">=","<",">","<<",">>",">>>","&","|","^","var","let","const","break","case","catch","class","continue","debugger","default","do","else","export","extends","finally","for","function","if","import","new","return","super","switch","this","throw","try","while","with","implements","interface","package","private","protected","public","static","yield","as","async","await","constructor","get","set","from","of","#","eval","arguments","enum","BigInt","@","JSXText","KeyOf","ReadOnly","is","unique","declare","type","namespace","abstract","module","global","require","target"];function tokenDesc(e){return keywordDescTable[255&e]}const descKeywordTable=Object.create(null,{this:{value:33566815},function:{value:33566808},if:{value:12377},return:{value:12380},var:{value:33566791},else:{value:12370},for:{value:12374},new:{value:33566811},in:{value:167786289},typeof:{value:302002218},while:{value:12386},case:{value:12363},break:{value:12362},try:{value:12385},catch:{value:12364},delete:{value:302002219},throw:{value:302002272},switch:{value:33566814},continue:{value:12366},default:{value:12368},instanceof:{value:167786290},do:{value:12369},void:{value:302002220},finally:{value:12373},arguments:{value:37879925},keyof:{value:131194},readonly:{value:131195},unique:{value:131197},declare:{value:131198},async:{value:594028},await:{value:34017389},class:{value:33566797},const:{value:33566793},constructor:{value:69742},debugger:{value:12367},enum:{value:12406},eval:{value:37879924},export:{value:12371},extends:{value:12372},false:{value:33566725},from:{value:69745},get:{value:69743},implements:{value:20579},import:{value:33566810},interface:{value:20580},let:{value:33574984},null:{value:33566727},of:{value:69746},package:{value:20581},private:{value:20582},protected:{value:20583},public:{value:20584},set:{value:69744},static:{value:20585},super:{value:33566813},true:{value:33566726},with:{value:12387},yield:{value:1107316842},is:{value:131196},type:{value:131199},namespace:{value:131200},abstract:{value:131201},as:{value:167843947},module:{value:131202},global:{value:131203},require:{value:131204},target:{value:131205}});function descKeyword(e){return 0|descKeywordTable[e]}const characterType=[0,0,0,0,0,0,0,0,0,16,48,16,16,48,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,9,9,9,9,9,9,9,9,9,9,0,0,0,0,0,0,0,7,7,7,7,7,7,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,0,0,0,0,3,0,7,7,7,7,7,7,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,0,0,0,0,0];function isValidIdentifierPart(e){return 0!=(1&convert[0+(e>>>5)]>>>e)}function isValidIdentifierStart(e){return 0!=(1&convert[34816+(e>>>5)]>>>e)}function mustEscape(e){return 0!=(1&convert[69632+(e>>>5)]>>>e)}const convert=((e,t)=>{const n=new Uint32Array(104448);let r=0,o=0;for(;r<3392;){const s=e[r++];if(s<0)o-=s;else{let a=e[r++];2&s&&(a=t[a]),1&s?n.fill(a,o,o+=e[r++]):n[o++]=a}}return 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nextUnicodeChar(e){const{index:t}=e,n=e.source.charCodeAt(t);if(n<55296||n>56319)return n;const r=e.source.charCodeAt(t+1);return r<56320||r>57343?n:65536+((1023&n)<<10)|1023&r}const isIdentifierPart=e=>0!=(1&characterType[e])||isValidIdentifierPart(e);function escapeInvalidCharacters(e){switch(e){case 0:return"\\0";case 8:return"\\b";case 9:return"\\t";case 10:return"\\n";case 11:return"\\v";case 12:return"\\f";case 13:return"\\r";default:return mustEscape(e)?e<16?`\\x0${e.toString(16)}`:e<256?`\\x${e.toString(16)}`:e<4096?`\\u0${e.toString(16)}`:e<65536?`\\u${e.toString(16)}`:`\\u{${e.toString(16)}}`:fromCodePoint(e)}}function consumeOpt(e,t){return e.source.charCodeAt(e.index)===t&&(e.index++,e.column++,!0)}function consumeLineFeed(e,t){e.flags|=exports.Flags.NewLine,e.index++,0==(t&exports.ScannerState.LastIsCR)&&(e.column=0,e.line++)}function scanPrivateName(e,t){return t&exports.Context.InClass&&isValidIdentifierStart(e.source.charCodeAt(e.index))||report(e,1,tokenDesc(e.token)),115}function advanceNewline(e){e.flags|=exports.Flags.NewLine,e.index++,e.column=0,e.line++}const fromCodePoint=e=>e<=65535?String.fromCharCode(e):String.fromCharCode(55296+(e-65536>>10),56320+(e-65536&1023));function readNext(e){return e.index++,e.column++,e.index>=e.source.length&&report(e,14),nextUnicodeChar(e)}function toHex(e){return e<48?-1:e<=57?e-48:e<65?-1:e<=70?e-65+10:e<97?-1:e<=102?e-97+10:-1}function advanceOnMaybeAstral(e,t){e.index++,e.column++,t>65535&&e.index++}function scanEscapeSequence(e,t,n){switch(n){case 98:return 8;case 102:return 12;case 114:return 13;case 110:return 10;case 116:return 9;case 118:return 11;case 13:case 10:case 8232:case 8233:return e.column=-1,e.line++,exports.Escape.Empty;case 48:case 49:case 50:case 51:{let r=n-48,o=e.index+1,s=e.column+1,a=e.source.charCodeAt(o);if(a<48||a>55){if(0!==r||56===a||57===a){if(t&exports.Context.Strict)return exports.Escape.StrictOctal;e.flags|=exports.Flags.HasOctal}}else{if(t&exports.Context.Strict)return exports.Escape.StrictOctal;e.flags|=exports.Flags.HasOctal,e.lastValue=a,r=8*r+(a-48),o++,s++,(a=e.source.charCodeAt(o))>=48&&a<=55&&(e.lastValue=a,r=8*r+(a-48),o++,s++),e.index=o-1,e.column=s-1}return r}case 52:case 53:case 54:case 55:{if(t&exports.Context.Strict)return exports.Escape.StrictOctal;let r=n-48;const o=e.index+1,s=e.column+1,a=e.source.charCodeAt(o);return a>=48&&a<=55&&(r=8*r+(a-48),e.lastValue=a,e.index=o,e.column=s),r}case 56:case 57:return exports.Escape.EightOrNine;case 120:{const t=toHex(e.lastValue=readNext(e));if(t<0)return exports.Escape.InvalidHex;const n=toHex(e.lastValue=readNext(e));return n<0?exports.Escape.InvalidHex:t<<4|n}case 117:{let t=e.lastValue=readNext(e);if(123===t){let n=toHex(t=e.lastValue=readNext(e));if(n<0)return exports.Escape.InvalidHex;for(t=e.lastValue=readNext(e);125!==t;){const r=toHex(t);if(r<0)return exports.Escape.InvalidHex;if((n=16*n+r)>1114111)return exports.Escape.OutOfRange;t=e.lastValue=readNext(e)}return n}{let n=toHex(t);if(n<0)return exports.Escape.InvalidHex;for(let r=0;r<3;r++){const r=toHex(t=e.lastValue=readNext(e));if(r<0)return exports.Escape.InvalidHex;n=16*n+r}return n}}default:return e.source.charCodeAt(e.index)}}function throwStringError(e,t,n){switch(n){case exports.Escape.Empty:return;case exports.Escape.StrictOctal:report(e,t&exports.Context.TaggedTemplate?76:11);case exports.Escape.EightOrNine:report(e,13);case exports.Escape.InvalidHex:report(e,75,"hexadecimal");case exports.Escape.OutOfRange:report(e,14)}}function scanString(e,t,n){const{index:r,lastValue:o}=e;let s="";e.index++,e.column++;let a=e.source.charCodeAt(e.index);for(;a!==n;){switch(a){case 13:case 10:report(e,6);case 92:if((a=readNext(e))>128)s+=fromCodePoint(a);else{e.lastValue=a;const n=scanEscapeSequence(e,t,a);n>=0?s+=fromCodePoint(n):throwStringError(e,t,n),a=e.lastValue}break;default:s+=fromCodePoint(a)}a=readNext(e)}return e.index++,e.column++,e.tokenRaw=e.source.slice(r,e.index),e.tokenValue=s,e.lastValue=o,33554435}function consumeTemplateBrace(e,t){return e.index>=e.length&&report(e,9),e.index--,e.column--,scanTemplate(e,t)}function scanTemplate(e,t){const{index:n,lastValue:r}=e;let o=!0,s="",a=readNext(e);e:for(;96!==a;){switch(a){case 36:{const t=e.index+1;if(t<e.length&&123===e.source.charCodeAt(t)){e.index=t,e.column++,o=!1;break e}s+="$";break}case 92:if((a=readNext(e))>=128)s+=fromCodePoint(a);else{e.lastValue=a;const n=scanEscapeSequence(e,t|exports.Context.Strict,a);if(n>=0)s+=fromCodePoint(n);else{if(n!==exports.Escape.Empty&&t&exports.Context.TaggedTemplate){s=void 0,(a=scanLooserTemplateSegment(e,e.lastValue))<0&&(o=!1);break e}throwStringError(e,t|exports.Context.TaggedTemplate,n)}a=e.lastValue}break;case 13:case 10:case 8232:case 8233:e.column=-1,e.line++;default:null!=s&&(s+=fromCodePoint(a))}a=readNext(e)}return e.index++,e.column++,e.tokenValue=s,e.lastValue=r,o?(e.tokenRaw=e.source.slice(n+1,e.index-1),33554441):(e.tokenRaw=e.source.slice(n+1,e.index-2),33554440)}function scanLooserTemplateSegment(e,t){for(;96!==t;){if(36===t&&123===e.source.charCodeAt(e.index+1))return e.index++,e.column++,-t;t=readNext(e)}return t}function scanHexIntegerLiteral(e,t){e.index++,e.column++;let n=exports.NumericState.None,r=toHex(e.source.charCodeAt(e.index));for(r<0&&report(e,0),e.index++,e.column++;e.index<e.length;){const o=e.source.charCodeAt(e.index);if(t&exports.Context.OptionsNext&&95===o){n=scanNumericSeparator(e,n);continue}n&=~exports.NumericState.SeenSeparator;const s=toHex(o);if(s<0)break;r=16*r+s,e.index++,e.column++}return n&exports.NumericState.SeenSeparator&&report(e,59),assembleNumericLiteral(e,t,r,consumeOpt(e,110))}function scanOctalOrBinary(e,t,n){e.index++,e.column++;let r,o=0,s=0,a=exports.NumericState.None;for(;e.index<e.length;){if(r=e.source.charCodeAt(e.index),t&exports.Context.OptionsNext&&95===r){a=scanNumericSeparator(e,a);continue}a&=~exports.NumericState.SeenSeparator;const i=r-48;if(!(r>=48&&r<=57)||i>=n)break;s=s*n+i,e.index++,e.column++,o++}return 0===o&&report(e,0),a&exports.NumericState.SeenSeparator&&report(e,59),assembleNumericLiteral(e,t,s,consumeOpt(e,110))}function scanImplicitOctalDigits(e,t){switch(e.source.charCodeAt(e.index)){case 48:case 49:case 50:case 51:case 52:case 53:case 54:case 55:{t&exports.Context.Strict&&report(e,0);let n=e.index,r=e.column,o=0;for(e.flags|=exports.Flags.HasOctal;n<e.length;){const s=e.source.charCodeAt(n);if(95===s)report(e,60);else{if(s<48||s>55)return scanNumericLiteral(e,t);o=8*o+(s-48),n++,r++}}return e.index=n,e.column=r,assembleNumericLiteral(e,t,o,consumeOpt(e,110))}case 56:case 57:e.flags|=exports.Flags.HasOctal;default:return t&exports.Context.OptionsNext&&95===e.source.charCodeAt(e.index)&&report(e,60),scanNumericLiteral(e,t)}}function scanSignedInteger(e,t){let n=e.source.charCodeAt(e.index);43!==n&&45!==n||(e.index++,e.column++,n=e.source.charCodeAt(e.index)),n>=48&&n<=57||report(e,0);const r=e.index,o=scanDecimalDigitsOrSeparator(e);return e.source.substring(t,r)+o}function scanNumericLiteral(e,t,n=exports.NumericState.None){let r=n&exports.NumericState.Float?0:scanDecimalAsSmi(e,t);const o=e.source.charCodeAt(e.index);if(46!==o&&95!==o&&!isValidIdentifierStart(o))return assembleNumericLiteral(e,t,r);consumeOpt(e,46)&&(t&exports.Context.OptionsNext&&95===e.source.charCodeAt(e.index)&&report(e,60),n|=exports.NumericState.Float,r=`${r}.${scanDecimalDigitsOrSeparator(e)}`);const s=e.index;return consumeOpt(e,110)&&(n&exports.NumericState.Float&&report(e,0),n|=exports.NumericState.BigInt),(consumeOpt(e,101)||consumeOpt(e,69))&&(n|=exports.NumericState.Float,r+=scanSignedInteger(e,s)),isValidIdentifierStart(e.source.charCodeAt(e.index))&&report(e,0),assembleNumericLiteral(e,t,n&exports.NumericState.Float?parseFloat(r):parseInt(r,10),!!(n&exports.NumericState.BigInt))}function scanNumericSeparator(e,t){return e.index++,e.column++,t&exports.NumericState.SeenSeparator&&report(e,59),t|=exports.NumericState.SeenSeparator}function scanDecimalDigitsOrSeparator(e){let t=e.index,n=exports.NumericState.None,r="";e:for(;e.index<e.length;)switch(e.source.charCodeAt(e.index)){case 95:const o=e.index;n=scanNumericSeparator(e,n),r+=e.source.substring(t,o),t=e.index;continue;case 48:case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:n&=~exports.NumericState.SeenSeparator,e.index++,e.column++;break;default:break e}return n&exports.NumericState.SeenSeparator&&report(e,59),r+e.source.substring(t,e.index)}function scanDecimalAsSmi(e,t){let n=exports.NumericState.None,r=0,o=e.source.charCodeAt(e.index);for(;o>=48&&o<=57||95===o;)t&exports.Context.OptionsNext&&95===o?(n=scanNumericSeparator(e,n),o=e.source.charCodeAt(e.index)):(n&=~exports.NumericState.SeenSeparator,r=10*r+(o-48),e.index++,e.column++,o=e.source.charCodeAt(e.index));return n&exports.NumericState.SeenSeparator&&report(e,59),r}function assembleNumericLiteral(e,t,n,r=!1){return e.tokenValue=n,t&exports.Context.OptionsRaw&&(e.tokenRaw=e.source.slice(e.startIndex,e.index)),r?33554551:33554434}function scanIdentifier(e,t,n){let r=e.index,o="",s=!1;n&&advanceOnMaybeAstral(e,n);e:for(;e.index<e.length;){const t=e.index;let n=e.source.charCodeAt(t);switch(n){case 92:o+=e.source.slice(r,t),o+=scanUnicodeCodePointEscape(e),r=e.index,s=!0;break;default:if(n>=55296&&n<=56319){n=(1023&n)<<10|1023&e.source.charCodeAt(t+1)|65536}if(!isIdentifierPart(n))break e;advanceOnMaybeAstral(e,n)}}r<e.index&&(o+=e.source.slice(r,e.index)),e.tokenValue=o;const a=o.length;if(a>=2&&a<=11){const n=descKeyword(o);if(n>0)return s&&(t&exports.Context.DisallowEscapedKeyword&&tolerant(e,t,3),e.flags|=exports.Flags.EscapedKeyword),n}return t&exports.Context.OptionsRawidentifiers&&(e.tokenRaw=e.source.slice(r,e.index)),33685505}function scanMaybeIdentifier(e,t,n){return isValidIdentifierStart(n=nextUnicodeChar(e))||report(e,10,escapeInvalidCharacters(n)),scanIdentifier(e,t,n)}function scanUnicodeCodePointEscape(e){const{index:t}=e;if(t+5<e.length){117!==e.source.charCodeAt(t+1)&&report(e,0),e.index+=2,e.column+=2;const n=scanIdentifierUnicodeEscape(e);return n>=55296&&n<=56319&&report(e,74),isIdentifierPart(n)||report(e,75,"unicode"),fromCodePoint(n)}report(e,0)}function scanIdentifierUnicodeEscape(e){let t=e.source.charCodeAt(e.index),n=0;if(123===t){let r=toHex(t=readNext(e));for(;r>=0;)(n=n<<4|r)>1114111&&report(e,89),e.index++,e.column++,r=toHex(e.source.charCodeAt(e.index));125!==e.source.charCodeAt(e.index)&&report(e,75,"unicode"),consumeOpt(e,125)}else for(let r=0;r<4;r++){const r=toHex(t=e.source.charCodeAt(e.index));r<0&&report(e,75,"unicode"),n=n<<4|r,e.index++,e.column++}return n}function skipSingleHTMLComment(e,t,n,r){return t&exports.Context.Module&&report(e,90),skipSingleLineComment(e,t,n,r)}function skipSingleLineComment(e,t,n,r){const o=e.index,s=!!(t&exports.Context.OptionsComments);for(;e.index<e.length;)switch(e.source.charCodeAt(e.index)){case 13:return advanceNewline(e),e.index<e.length&&10===e.source.charCodeAt(e.index)&&e.index++,n|exports.ScannerState.NewLine;case 10:case 8232:case 8233:return advanceNewline(e),s&&addComment(e,t,r,o),n|exports.ScannerState.NewLine;default:e.index++,e.column++}return s&&addComment(e,t,r,o),n}function skipMultiLineComment(e,t,n){const r=e.index,o=!!(t&exports.Context.OptionsComments);for(;e.index<e.length;)switch(e.source.charCodeAt(e.index)){case 42:if(e.index++,e.column++,n&=~exports.ScannerState.LastIsCR,consumeOpt(e,47))return o&&addComment(e,t,"MultiLine",r),n;break;case 13:n|=exports.ScannerState.NewLine|exports.ScannerState.LastIsCR,advanceNewline(e);break;case 10:consumeLineFeed(e,n),n=n&~exports.ScannerState.LastIsCR|exports.ScannerState.NewLine;break;case 8232:case 8233:n=n&~exports.ScannerState.LastIsCR|exports.ScannerState.NewLine,advanceNewline(e);break;default:n&=~exports.ScannerState.LastIsCR,e.index++,e.column++}tolerant(e,t,8)}function addComment(e,t,n,r){const{index:o,startIndex:s,startLine:a,startColumn:i,lastLine:p,lastColumn:c}=e,l={type:n,value:e.source.slice(r,"MultiLine"===n?o-2:o),start:s,end:o};t&exports.Context.OptionsLoc&&(l.loc={start:{line:a,column:i},end:{line:p,column:c}}),e.comments.push(l)}function scan(e,t){e.flags&=~exports.Flags.NewLine|exports.Flags.EscapedKeyword;const n=0===e.index;let r=exports.ScannerState.None;for(;e.index<e.length;){n||(e.startIndex=e.index,e.startColumn=e.column,e.startLine=e.line);const o=e.source.charCodeAt(e.index);if(o>128)switch(o){case 8232:case 8233:r=r&~exports.ScannerState.LastIsCR|exports.ScannerState.NewLine,advanceNewline(e);break;case 65519:case 160:case 5760:case 8192:case 8193:case 8194:case 8195:case 8196:case 8197:case 8198:case 8199:case 8200:case 8201:case 8202:case 8239:case 8287:case 12288:case 65279:case 8205:e.index++,e.column++;break;default:return scanMaybeIdentifier(e,t,o)}else switch(o){case 13:r|=exports.ScannerState.NewLine|exports.ScannerState.LastIsCR,advanceNewline(e);break;case 10:consumeLineFeed(e,r),r=r&~exports.ScannerState.LastIsCR|exports.ScannerState.NewLine;break;case 9:case 11:case 12:case 32:e.index++,e.column++;break;case 40:return e.index++,e.column++,50331659;case 41:return e.index++,e.column++,16;case 44:return e.index++,e.column++,16777234;case 58:return e.index++,e.column++,16777237;case 59:return e.index++,e.column++,17825809;case 63:return e.index++,e.column++,22;case 93:return e.index++,e.column++,20;case 123:return e.index++,e.column++,41943052;case 125:return e.index++,e.column++,17825807;case 126:return e.index++,e.column++,301989934;case 91:return e.index++,e.column++,41943059;case 64:return e.index++,e.column++,120;case 47:if(e.index++,e.column++,e.index>=e.length)return 167774773;switch(e.source.charCodeAt(e.index)){case 47:e.index++,e.column++,r=skipSingleLineComment(e,t,r,"SingleLine");continue;case 42:e.index++,e.column++,r=skipMultiLineComment(e,t,r);continue;case 61:return e.index++,e.column++,100663333;default:return 167774773}case 45:switch(e.index++,e.column++,e.source.charCodeAt(e.index)){case 45:if(e.index++,e.column++,(r&exports.ScannerState.NewLine||n)&&consumeOpt(e,62)){r=skipSingleHTMLComment(e,t,r,"HTMLClose");continue}return 570425372;case 61:return e.index++,e.column++,67108899;default:return 436209968}case 60:if(e.index++,e.column++,consumeOpt(e,33)&&consumeOpt(e,45)&&consumeOpt(e,45)){r=skipSingleHTMLComment(e,t,r,"HTMLOpen");continue}switch(e.source.charCodeAt(e.index)){case 60:return e.index++,e.column++,consumeOpt(e,61)?67108894:167774273;case 61:return e.index++,e.column++,167774013;case 47:{if(!(t&exports.Context.OptionsJSX))break;const n=e.index+1;if(n<e.length){const t=e.source.charCodeAt(n);if(42===t||47===t)break}return e.index++,e.column++,25}default:return 167774015}case 33:return e.index++,e.column++,consumeOpt(e,61)?consumeOpt(e,61)?167773754:167773756:301989933;case 39:case 34:return scanString(e,t,o);case 37:return e.index++,e.column++,consumeOpt(e,61)?67108902:167774772;case 38:{e.index++,e.column++;const t=e.source.charCodeAt(e.index);return 38===t?(e.index++,e.column++,169869879):61===t?(e.index++,e.column++,67108905):167773508}case 42:{if(e.index++,e.column++,e.index>=e.length)return 167774771;const t=e.source.charCodeAt(e.index);return 61===t?(e.index++,e.column++,67108900):42!==t?167774771:(e.index++,e.column++,consumeOpt(e,61)?67108897:167775030)}case 43:{if(e.index++,e.column++,e.index>=e.length)return 436209967;const t=e.source.charCodeAt(e.index);return 43===t?(e.index++,e.column++,570425371):61===t?(e.index++,e.column++,67108898):436209967}case 92:return scanIdentifier(e,t);case 61:{e.index++,e.column++;const t=e.source.charCodeAt(e.index);return 61===t?(e.index++,e.column++,consumeOpt(e,61)?167773753:167773755):62===t?(e.index++,e.column++,10):83886109}case 62:{if(e.index++,e.column++,e.index>=e.length)return 167774016;if(t&exports.Context.InJSXChild)return 167774016;let n=e.source.charCodeAt(e.index);return 61===n?(e.index++,e.column++,167774014):62!==n?167774016:(e.index++,e.column++,62===(n=e.source.charCodeAt(e.index))?(e.index++,e.column++,consumeOpt(e,61)?67108896:167774275):61===n?(e.index++,e.column++,67108895):167774274)}case 94:return e.index++,e.column++,consumeOpt(e,61)?67108903:167773254;case 96:return scanTemplate(e,t);case 124:{e.index++,e.column++;const t=e.source.charCodeAt(e.index);return 124===t?(e.index++,e.column++,169869624):61===t?(e.index++,e.column++,67108904):167772997}case 46:{let n=e.index+1;const r=e.source.charCodeAt(n);return r>=48&&r<=57?(scanNumericLiteral(e,t,exports.NumericState.Float),33554434):46===r&&++n<e.length&&46===e.source.charCodeAt(n)?(e.index=n+1,e.column+=3,14):(e.index++,e.column++,16777229)}case 35:{e.index++,e.column++;const r=e.index,o=e.source.charCodeAt(r);if(t&exports.Context.OptionsShebang&&n&&33===o){e.index=r+1,skipSingleLineComment(e,t,exports.ScannerState.None,"SheBang");continue}return scanPrivateName(e,t)}case 48:switch(e.index++,e.column++,e.source.charCodeAt(e.index)){case 88:case 120:return scanHexIntegerLiteral(e,t);case 66:case 98:return scanOctalOrBinary(e,t,2);case 79:case 111:return scanOctalOrBinary(e,t,8);default:return scanImplicitOctalDigits(e,t)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return scanNumericLiteral(e,t);case 65:case 66:case 67:case 68:case 69:case 70:case 71:case 72:case 73:case 74:case 75:case 76:case 77:case 78:case 79:case 80:case 81:case 82:case 83:case 84:case 85:case 86:case 87:case 88:case 89:case 90:case 36:case 95:case 97:case 98:case 99:case 100:case 101:case 102:case 103:case 104:case 105:case 106:case 107:case 108:case 109:case 110:case 111:case 112:case 113:case 114:case 115:case 116:case 117:case 118:case 119:case 120:case 121:case 122:default:return scanIdentifier(e,t,o)}}return 1048576}function scanRegularExpression(e,t){const n=e.index;let r=exports.RegexState.Empty;e:for(;;){const t=e.source.charCodeAt(e.index);if(e.index++,e.column++,r&exports.RegexState.Escape)r&=~exports.RegexState.Escape;else switch(t){case 47:if(r)break;break e;case 92:r|=exports.RegexState.Escape;break;case 91:r|=exports.RegexState.Class;break;case 93:r&=exports.RegexState.Escape;break;case 13:case 10:case 8232:case 8233:report(e,7)}e.index>=e.source.length&&report(e,7)}const o=e.index-1;let s=exports.RegexFlags.Empty;const{index:a}=e;e:for(;e.index<e.source.length;){const n=e.source.charCodeAt(e.index);switch(n){case 103:s&exports.RegexFlags.Global&&tolerant(e,t,15,"g"),s|=exports.RegexFlags.Global;break;case 105:s&exports.RegexFlags.IgnoreCase&&tolerant(e,t,15,"i"),s|=exports.RegexFlags.IgnoreCase;break;case 109:s&exports.RegexFlags.Multiline&&tolerant(e,t,15,"m"),s|=exports.RegexFlags.Multiline;break;case 117:s&exports.RegexFlags.Unicode&&tolerant(e,t,15,"u"),s|=exports.RegexFlags.Unicode;break;case 121:s&exports.RegexFlags.Sticky&&tolerant(e,t,15,"y"),s|=exports.RegexFlags.Sticky;break;case 115:s&exports.RegexFlags.DotAll&&tolerant(e,t,15,"s"),s|=exports.RegexFlags.DotAll;break;default:if(!isIdentifierPart(n))break e;report(e,16,fromCodePoint(n))}e.index++,e.column++}const i=e.source.slice(a,e.index),p=e.source.slice(n,o);return e.tokenRegExp={pattern:p,flags:i},t&exports.Context.OptionsRaw&&(e.tokenRaw=e.source.slice(e.startIndex,e.index)),e.tokenValue=validate(e,t,p,i),33554436}function validate(e,t,n,r){exports.Context.OptionsNode;try{return new RegExp(n,r)}catch(e){return null}}function parseBindingIdentifierOrPattern(e,t,n=[]){const{token:r}=e;return 8388608&r?41943052===r?parserObjectAssignmentPattern(e,t):parseArrayAssignmentPattern(e,t,n):(1074003968&r&&(262144&r&&t&(exports.Context.Async|exports.Context.Module)?tolerant(e,t,48):1073741824&r&&t&(exports.Context.Yield|exports.Context.Strict)&&tolerant(e,t,49)),n.push(e.tokenValue),parseBindingIdentifier(e,t))}function parseBindingIdentifier(e,t){const{token:n}=e;4194304&n?(t&exports.Context.Strict&&tolerant(e,t,17),e.flags|=exports.Flags.StrictEvalArguments):t&exports.Context.BlockScope&&33574984===n?tolerant(e,t,27):hasBit(n,20480)?(t&exports.Context.Strict&&tolerant(e,t,1,tokenDesc(n)),e.flags|=exports.Flags.StrictFunctionName):isValidIdentifier(t,n)||tolerant(e,t,1,tokenDesc(n));const r=getLocation(e),o=e.tokenValue;return nextToken(e,t),finishNode(t,e,r,{type:"Identifier",name:o})}function parseAssignmentRestElement(e,t,n){const r=getLocation(e);expect(e,t,14);const o=parseBindingIdentifierOrPattern(e,t,n);return 16777234===e.token&&tolerant(e,t,88),finishNode(t,e,r,{type:"RestElement",argument:o})}function AssignmentRestProperty(e,t){const n=getLocation(e);expect(e,t,14);const{token:r}=e,o=parseBindingIdentifierOrPattern(e,t);return hasBit(r,8388608)&&tolerant(e,t,94),16777234===e.token&&tolerant(e,t,88),finishNode(t,e,n,{type:"RestElement",argument:o})}function parseArrayAssignmentPattern(e,t,n){const r=getLocation(e);nextToken(e,t);const o=[];for(;20!==e.token;)if(consume(e,t,16777234))o.push(null);else{if(14===e.token){o.push(parseAssignmentRestElement(e,t,n));break}o.push(parseExpressionCoverGrammar(e,t|exports.Context.AllowIn,parseBindingInitializer)),20!==e.token&&expect(e,t,16777234)}return expect(e,t,20),finishNode(t,e,r,{type:"ArrayPattern",elements:o})}function parserObjectAssignmentPattern(e,t){const n=getLocation(e),r=[];for(expect(e,t,41943052);17825807!==e.token;){if(14===e.token){r.push(AssignmentRestProperty(e,t));break}r.push(parseAssignmentProperty(e,t)),17825807!==e.token&&expect(e,t,16777234)}return expect(e,t,17825807),finishNode(t,e,n,{type:"ObjectPattern",properties:r})}function parseAssignmentPattern(e,t,n,r){return finishNode(t,e,r,{type:"AssignmentPattern",left:n,right:parseExpressionCoverGrammar(e,t|exports.Context.AllowIn,parseAssignmentExpression)})}function parseBindingInitializer(e,t){const n=getLocation(e),r=parseBindingIdentifierOrPattern(e,t);return consume(e,t,83886109)?finishNode(t,e,n,{type:"AssignmentPattern",left:r,right:parseAssignmentExpression(e,t|exports.Context.AllowIn)}):r}function parseAssignmentProperty(e,t){const n=getLocation(e),{token:r}=e;let o,s,a=!1,i=!1;if(135168&r)if(o=parseIdentifier(e,t),i=!consume(e,t,16777237)){const a=consume(e,t,83886109);t&exports.Context.Yield&&1073741824&r&&tolerant(e,t,49),isValidIdentifier(t,r)||tolerant(e,t,46),s=a?parseAssignmentPattern(e,t,o,n):o}else s=parseBindingInitializer(e,t);else a=41943059===r,o=parsePropertyName(e,t),expect(e,t,16777237),s=parseExpressionCoverGrammar(e,t,parseBindingInitializer);return finishNode(t,e,n,{type:"Property",kind:"init",key:o,computed:a,value:s,method:!1,shorthand:i})}function parseJSXRootElement(e,t){const n=getLocation(e);let r,o=[],s=null,a=!1;expect(e,t,167774015);const i=167774016===e.token;if(i)r=parseJSXOpeningFragment(e,t,n);else{r=parseJSXOpeningElement(e,t,parseJSXElementName(e,t),parseJSXAttributes(e,t),a=consume(e,t,167774773),n)}if(i)return parseJSXFragment(e,t,r,n);if(!a){o=parseJSXChildren(e,t),s=parseJSXClosingElement(e,t);const n=isEqualTagNames(r.name),a=isEqualTagNames(s.name);n!==a&&report(e,85,a)}return finishNode(t,e,n,{type:"JSXElement",children:o,openingElement:r,closingElement:s})}function parseJSXOpeningElement(e,t,n,r,o,s){return t&exports.Context.InJSXChild&&o?expect(e,t,167774016):nextJSXToken(e),finishNode(t,e,s,{type:"JSXOpeningElement",name:n,attributes:r,selfClosing:o})}function parseJSXFragment(e,t,n,r){return finishNode(t,e,r,{type:"JSXFragment",children:parseJSXChildren(e,t),openingElement:n,closingFragment:parseJSXClosingFragment(e,t)})}function parseJSXOpeningFragment(e,t,n){return nextJSXToken(e),finishNode(t,e,n,{type:"JSXOpeningFragment"})}function nextJSXToken(e){return e.token=scanJSXToken(e)}function scanJSXToken(e){if(e.index>=e.source.length)return 1048576;e.lastIndex=e.startIndex=e.index;const t=e.source.charCodeAt(e.index);if(60===t)return e.index++,e.column++,consumeOpt(e,47)?25:167774015;if(123===t)return e.index++,e.column++,41943052;for(;e.index<e.source.length;){e.index++,e.column++;const t=e.source.charCodeAt(e.index);if(123===t||60===t)break}return 121}function parseJSXChildren(e,t){const n=[];for(;25!==e.token;)n.push(parseJSXChild(e,t));return n}function parseJSXText(e,t){const n=getLocation(e),r=e.source.slice(e.startIndex,e.index);e.token=scanJSXToken(e);const o=finishNode(t,e,n,{type:"JSXText",value:r});return t&exports.Context.OptionsRaw&&(o.raw=r),o}function parseJSXChild(e,t){switch(e.token){case 33685505:case 121:return parseJSXText(e,t);case 41943052:return parseJSXExpression(e,t&~exports.Context.InJSXChild);case 167774015:return parseJSXRootElement(e,t&~exports.Context.InJSXChild);default:report(e,0)}}function parseJSXAttributes(e,t){const n=[];for(;e.index<e.source.length&&167774773!==e.token&&167774016!==e.token;)n.push(parseJSXAttribute(e,t));return n}function parseJSXSpreadAttribute(e,t){const n=getLocation(e);expect(e,t,41943052),expect(e,t,14);const r=parseExpressionCoverGrammar(e,t&~exports.Context.InJSXChild,parseAssignmentExpression);return expect(e,t,17825807),finishNode(t,e,n,{type:"JSXSpreadAttribute",argument:r})}function parseJSXNamespacedName(e,t,n,r){return expect(e,t,16777237),finishNode(t,e,r,{type:"JSXNamespacedName",namespace:n,name:parseJSXIdentifier(e,t)})}function parseJSXAttributeName(e,t){const n=getLocation(e),r=parseJSXIdentifier(e,t);return 16777237===e.token?parseJSXNamespacedName(e,t,r,n):r}function parseJSXAttributeValue(e,t){switch(scanJSXAttributeValue(e,t)){case 33554435:return parseLiteral(e,t);case 41943052:return parseJSXExpressionContainer(e,t|exports.Context.InJSXChild);case 167774015:return parseJSXRootElement(e,t|exports.Context.InJSXChild);default:return void tolerant(e,t,87)}}function parseJSXAttribute(e,t){const n=getLocation(e);if(41943052===e.token)return parseJSXSpreadAttribute(e,t);scanJSXIdentifier(e);const r=parseJSXAttributeName(e,t);return finishNode(t,e,n,{type:"JSXAttribute",value:83886109===e.token?parseJSXAttributeValue(e,t):null,name:r})}function scanJSXAttributeValue(e,t){e.lastIndex=e.index;const n=e.source.charCodeAt(e.index);switch(n){case 34:case 39:return scanJSXString(e,t,n);default:return nextToken(e,t)}}function scanJSXString(e,t,n){const r=e.index;e.index++,e.column++;let o="",s=e.source.charCodeAt(e.index);for(;s!==n;)o+=fromCodePoint(s),e.index++,e.column++,s=e.source.charCodeAt(e.index),e.index>=e.source.length&&report(e,6);return e.index++,e.column++,t&exports.Context.OptionsRaw&&(e.tokenRaw=e.source.slice(r,e.index)),e.tokenValue=o,33554435}function parseJSXEmptyExpression(e,t){return finishNode(t,e,getLocation(e),{type:"JSXEmptyExpression"})}function parseJSXSpreadChild(e,t){const n=getLocation(e);expect(e,t,14);const r=parseExpression(e,t);return expect(e,t,17825807),finishNode(t,e,n,{type:"JSXSpreadChild",expression:r})}function parseJSXExpressionContainer(e,t){const n=getLocation(e);expect(e,t,41943052),17825807===e.token&&tolerant(e,t,84);const r=parseExpressionCoverGrammar(e,t&~exports.Context.InJSXChild,parseAssignmentExpression);return expect(e,t,17825807),finishNode(t,e,n,{type:"JSXExpressionContainer",expression:r})}function parseJSXExpression(e,t){const n=getLocation(e);if(expect(e,t,41943052),14===e.token)return parseJSXSpreadChild(e,t);const r=17825807===e.token?parseJSXEmptyExpression(e,t):parseExpressionCoverGrammar(e,t,parseAssignmentExpression);return nextJSXToken(e),finishNode(t,e,n,{type:"JSXExpressionContainer",expression:r})}function parseJSXClosingFragment(e,t){const n=getLocation(e);return expect(e,t,25),expect(e,t,167774016),finishNode(t,e,n,{type:"JSXClosingFragment"})}function parseJSXClosingElement(e,t){const n=getLocation(e);expect(e,t,25);const r=parseJSXElementName(e,t);return t&exports.Context.InJSXChild?expect(e,t,167774016):nextJSXToken(e),finishNode(t,e,n,{type:"JSXClosingElement",name:r})}function parseJSXIdentifier(e,t){const{token:n,tokenValue:r,tokenRaw:o}=e;135168&n||tolerant(e,t,1,tokenDesc(e.token));const s=getLocation(e);nextToken(e,t);const a=finishNode(t,e,s,{type:"JSXIdentifier",name:r});return t&exports.Context.OptionsRawidentifiers&&(a.raw=o),a}function parseJSXMemberExpression(e,t,n,r){return scanJSXIdentifier(e),finishNode(t,e,r,{type:"JSXMemberExpression",object:n,property:parseJSXIdentifier(e,t)})}function parseJSXElementName(e,t){const n=getLocation(e);scanJSXIdentifier(e);let r=parseJSXIdentifier(e,t);if(16777237===e.token)return parseJSXNamespacedName(e,t,r,n);for(;consume(e,t,16777229);)r=parseJSXMemberExpression(e,t,r,n);return r}function scanJSXIdentifier(e){const{token:t}=e;if(135168&t){const t=e.index;let n=e.source.charCodeAt(e.index);for(;e.index<e.source.length&&(45===n||isValidIdentifierPart(n));)n=readNext(e);e.tokenValue+=e.source.substr(t,e.index-t)}return e.token}function parseExpression(e,t){const n=getLocation(e),r=parseExpressionCoverGrammar(e,t,parseAssignmentExpression);return 16777234===e.token?parseSequenceExpression(e,t,r,n):r}function parseSequenceExpression(e,t,n,r){const o=[n];for(;consume(e,t,16777234);)o.push(parseExpressionCoverGrammar(e,t,parseAssignmentExpression));return finishNode(t,e,r,{type:"SequenceExpression",expressions:o})}function parseYieldExpression(e,t,n){t&exports.Context.InParameter&&tolerant(e,t,51),expect(e,t,1107316842);let r=null,o=!1;return e.flags&exports.Flags.NewLine||((o=consume(e,t,167774771))||33554432&e.token)&&(r=parseAssignmentExpression(e,t)),finishNode(t,e,n,{type:"YieldExpression",argument:r,delegate:o})}function parseAssignmentExpression(e,t){const n=getLocation(e);let{token:r}=e;if(t&exports.Context.Yield&&1073741824&r)return parseYieldExpression(e,t,n);let o=524288&r&&lookahead(e,t,nextTokenisIdentifierOrParen)?parserCoverCallExpressionAndAsyncArrowHead(e,t):parseConditionalExpression(e,t,n);if(10===e.token)return 135168&r&&(4214784&r&&(20480&r&&(e.flags|=exports.Flags.HasStrictReserved),4194304&r&&(t&exports.Context.Strict&&tolerant(e,t,47),e.flags|=exports.Flags.StrictEvalArguments)),o=[o]),parseArrowFunction(e,t&=~exports.Context.Async,n,o);if(hasBit(e.token,67108864)){r=e.token,t&exports.Context.Strict&&nameIsArgumentsOrEval(o.name)?tolerant(e,t,17):consume(e,t,83886109)?(e.flags&exports.Flags.AllowDestructuring||tolerant(e,t,73),t&exports.Context.InParameter||reinterpret(e,t,o),t&exports.Context.InParen&&(e.flags|=exports.Flags.SimpleParameterList),262144&e.token?(setPendingError(e),e.flags|=exports.Flags.HasAwait):t&exports.Context.InParen&&t&(exports.Context.Strict|exports.Context.Yield)&&1073741824&e.token&&(setPendingError(e),e.flags|=exports.Flags.HasYield)):(isValidSimpleAssignmentTarget(o)||tolerant(e,t,5),e.flags&=~(exports.Flags.AllowDestructuring|exports.Flags.AllowBinding),nextToken(e,t));const s=parseExpressionCoverGrammar(e,t|exports.Context.AllowIn,parseAssignmentExpression);return e.pendingExpressionError=null,finishNode(t,e,n,{type:"AssignmentExpression",left:o,operator:tokenDesc(r),right:s})}return o}function parseConditionalExpression(e,t,n){const r=parseBinaryExpression(e,t,0,n);if(!consume(e,t,22))return r;const o=parseExpressionCoverGrammar(e,t&~exports.Context.AllowDecorator|exports.Context.AllowIn,parseAssignmentExpression);return expect(e,t,16777237),finishNode(t,e,n,{type:"ConditionalExpression",test:r,consequent:o,alternate:parseExpressionCoverGrammar(e,t,parseAssignmentExpression)})}function parseBinaryExpression(e,t,n,r,o=parseUnaryExpression(e,t)){const s=t&exports.Context.AllowIn^exports.Context.AllowIn;for(;hasBit(e.token,167772160);){const a=e.token,i=3840&a;if(s&&167786289===a)break;if(i+((167775030===a)<<8)<=n)break;nextToken(e,t),o=finishNode(t,e,r,{type:2097152&a?"LogicalExpression":"BinaryExpression",left:o,right:parseBinaryExpression(e,t&~exports.Context.AllowIn,i,getLocation(e)),operator:tokenDesc(a)})}return o}function parseAwaitExpression(e,t,n){return t&exports.Context.InParameter&&tolerant(e,t,52),expect(e,t,34017389),finishNode(t,e,n,{type:"AwaitExpression",argument:parseUnaryExpression(e,t)})}function parseUnaryExpression(e,t){const n=getLocation(e),{token:r}=e;if(hasBit(r,301989888)){nextToken(e,t),e.flags&exports.Flags.EscapedKeyword&&tolerant(e,t,3);const o=parseExpressionCoverGrammar(e,t,parseUnaryExpression);return 167775030===e.token&&tolerant(e,t,1,tokenDesc(e.token)),t&exports.Context.Strict&&302002219===r&&("Identifier"===o.type?tolerant(e,t,43):isPropertyWithPrivateFieldKey(o)&&tolerant(e,t,44)),finishNode(t,e,n,{type:"UnaryExpression",operator:tokenDesc(r),argument:o,prefix:!0})}return t&exports.Context.Async&&262144&r?parseAwaitExpression(e,t,n):parseUpdateExpression(e,t,n)}function parseUpdateExpression(e,t,n){const{token:r}=e;if(hasBit(e.token,570425344)){nextToken(e,t);const o=parseLeftHandSideExpression(e,t,n);return validateUpdateExpression(e,t,o,"Prefix"),finishNode(t,e,n,{type:"UpdateExpression",argument:o,operator:tokenDesc(r),prefix:!0})}if(t&exports.Context.OptionsJSX&&167774015===r)return parseJSXRootElement(e,t|exports.Context.InJSXChild);const o=parseLeftHandSideExpression(e,t,n);if(hasBit(e.token,570425344)&&!(e.flags&exports.Flags.NewLine)){validateUpdateExpression(e,t,o,"Postfix");const r=e.token;return nextToken(e,t),finishNode(t,e,n,{type:"UpdateExpression",argument:o,operator:tokenDesc(r),prefix:!1})}return o}function parseRestElement(e,t,n=[]){const r=getLocation(e);return expect(e,t,14),t&exports.Context.InParen&&262144&e.token&&(e.flags|=exports.Flags.HasAwait),finishNode(t,e,r,{type:"RestElement",argument:parseBindingIdentifierOrPattern(e,t,n)})}function parseSpreadElement(e,t){const n=getLocation(e);return expect(e,t,14),finishNode(t,e,n,{type:"SpreadElement",argument:restoreExpressionCoverGrammar(e,t|exports.Context.AllowIn,parseAssignmentExpression)})}function parseLeftHandSideExpression(e,t,n){const r=t&exports.Context.OptionsNext&&33566810===e.token?parseCallImportOrMetaProperty(e,t|exports.Context.AllowIn):parseMemberExpression(e,t|exports.Context.AllowIn,n);return parseCallExpression(e,t|exports.Context.AllowIn,n,r)}function parseMemberExpression(e,t,n,r=parsePrimaryExpression