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`;break;case"t":i+="	";break;case"r":i+="\r";break;case"f":i+="\f";break;case"b":i+="\b";break;case"v":i+="\v";break;case"a":i+="\x07";break;case"\\":i+="\\";break;case'"':i+='"';break;case"/":i+="/";break;case"x":{let a="";for(;a.length<2&&/[0-9a-fA-F]/.test(this.peek());)a+=this.advance();a.length>0?i+=String.fromCharCode(parseInt(a,16)):i+="x";break}default:if(/[0-7]/.test(s)){let a=s;for(;a.length<3&&/[0-7]/.test(this.peek());)a+=this.advance();i+=String.fromCharCode(parseInt(a,8))}else i+=s}}else i+=this.advance();return this.peek()==='"'&&this.advance(),{type:r.STRING,value:i,line:t,column:n}}readRegex(){let t=this.line,n=this.column;this.advance();let i="";for(;this.pos<this.input.length&&this.peek()!=="/";)if(this.peek()==="\\")i+=this.advance(),this.pos<this.input.length&&(i+=this.advance());else{if(this.peek()===`
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s==="+"?(this.advance(),{type:r.INCREMENT,value:"++",line:t,column:n}):s==="="?(this.advance(),{type:r.PLUS_ASSIGN,value:"+=",line:t,column:n}):{type:r.PLUS,value:"+",line:t,column:n};case"-":return s==="-"?(this.advance(),{type:r.DECREMENT,value:"--",line:t,column:n}):s==="="?(this.advance(),{type:r.MINUS_ASSIGN,value:"-=",line:t,column:n}):{type:r.MINUS,value:"-",line:t,column:n};case"*":return s==="*"?(this.advance(),{type:r.CARET,value:"**",line:t,column:n}):s==="="?(this.advance(),{type:r.STAR_ASSIGN,value:"*=",line:t,column:n}):{type:r.STAR,value:"*",line:t,column:n};case"/":return s==="="?(this.advance(),{type:r.SLASH_ASSIGN,value:"/=",line:t,column:n}):{type:r.SLASH,value:"/",line:t,column:n};case"%":return s==="="?(this.advance(),{type:r.PERCENT_ASSIGN,value:"%=",line:t,column:n}):{type:r.PERCENT,value:"%",line:t,column:n};case"^":return s==="="?(this.advance(),{type:r.CARET_ASSIGN,value:"^=",line:t,column:n}):{type:r.CARET,value:"^",line:t,column:n};case"=":return s==="="?(this.advance(),{type:r.EQ,value:"==",line:t,column:n}):{type:r.ASSIGN,value:"=",line:t,column:n};case"!":return s==="="?(this.advance(),{type:r.NE,value:"!=",line:t,column:n}):s==="~"?(this.advance(),{type:r.NOT_MATCH,value:"!~",line:t,column:n}):{type:r.NOT,value:"!",line:t,column:n};case"<":return s==="="?(this.advance(),{type:r.LE,value:"<=",line:t,column:n}):{type:r.LT,value:"<",line:t,column:n};case">":return s==="="?(this.advance(),{type:r.GE,value:">=",line:t,column:n}):s===">"?(this.advance(),{type:r.APPEND,value:">>",line:t,column:n}):{type:r.GT,value:">",line:t,column:n};case"&":return s==="&"?(this.advance(),{type:r.AND,value:"&&",line:t,column:n}):{type:r.IDENT,value:"&",line:t,column:n};case"|":return s==="|"?(this.advance(),{type:r.OR,value:"||",line:t,column:n}):{type:r.PIPE,value:"|",line:t,column:n};case"~":return{type:r.MATCH,value:"~",line:t,column:n};case"?":return{type:r.QUESTION,value:"?",line:t,column:n};case":":return{type:r.COLON,value:":",line:t,column:n};case",":return{type:r.COMMA,value:",",line:t,column:n};case";":return{type:r.SEMICOLON,value:";",line:t,column:n};case"(":return{type:r.LPAREN,value:"(",line:t,column:n};case")":return{type:r.RPAREN,value:")",line:t,column:n};case"{":return{type:r.LBRACE,value:"{",line:t,column:n};case"}":return{type:r.RBRACE,value:"}",line:t,column:n};case"[":return{type:r.LBRACKET,value:"[",line:t,column:n};case"]":return{type:r.RBRACKET,value:"]",line:t,column:n};case"$":return{type:r.DOLLAR,value:"$",line:t,column:n};default:return{type:r.IDENT,value:i,line:t,column:n}}}isDigit(t){return t>="0"&&t<="9"}isAlpha(t){return t>="a"&&t<="z"||t>="A"&&t<="Z"}isAlphaNumeric(t){return this.isDigit(t)||this.isAlpha(t)}};var p={LPAREN:"LPAREN",RPAREN:"RPAREN",QUESTION:"QUESTION",NEWLINE:"NEWLINE",SEMICOLON:"SEMICOLON",RBRACE:"RBRACE",COMMA:"COMMA",PIPE:"PIPE",GT:"GT",APPEND:"APPEND",AND:"AND",OR:"OR",ASSIGN:"ASSIGN",PLUS_ASSIGN:"PLUS_ASSIGN",MINUS_ASSIGN:"MINUS_ASSIGN",STAR_ASSIGN:"STAR_ASSIGN",SLASH_ASSIGN:"SLASH_ASSIGN",PERCENT_ASSIGN:"PERCENT_ASSIGN",CARET_ASSIGN:"CARET_ASSIGN",RBRACKET:"RBRACKET",COLON:"COLON",IN:"IN",PRINT:"PRINT",PRINTF:"PRINTF",IDENT:"IDENT",LT:"LT",LE:"LE",GE:"GE",EQ:"EQ",NE:"NE",MATCH:"MATCH",NOT_MATCH:"NOT_MATCH",NUMBER:"NUMBER",STRING:"STRING",DOLLAR:"DOLLAR",NOT:"NOT",MINUS:"MINUS",PLUS:"PLUS",INCREMENT:"INCREMENT",DECREMENT:"DECREMENT"};function De(e){e.expect(p.PRINT);let t=[];if(e.check(p.NEWLINE)||e.check(p.SEMICOLON)||e.check(p.RBRACE)||e.check(p.PIPE)||e.check(p.GT)||e.check(p.APPEND))t.push({type:"field",index:{type:"number",value:0}});else for(t.push(ne(e));e.check(p.COMMA);)e.advance(),t.push(ne(e));let n;return e.check(p.GT)?(e.advance(),n={redirect:">",file:e.parsePrimary()}):e.check(p.APPEND)&&(e.advance(),n={redirect:">>",file:e.parsePrimary()}),{type:"print",args:t,output:n}}function ne(e){return Bt(e)?he(e,!0):he(e,!1)}function he(e,t){let n=t?e.parseTernary():Ht(e);if(e.match(p.ASSIGN,p.PLUS_ASSIGN,p.MINUS_ASSIGN,p.STAR_ASSIGN,p.SLASH_ASSIGN,p.PERCENT_ASSIGN,p.CARET_ASSIGN)){let i=e.advance(),s=he(e,t);if(n.type!=="variable"&&n.type!=="field"&&n.type!=="array_access")throw new Error("Invalid assignment target");return{type:"assignment",operator:new Map([["=","="],["+=","+="],["-=","-="],["*=","*="],["/=","/="],["%=","%="],["^=","^="]]).get(i.value)??"=",target:n,value:s}}return n}function Bt(e){let t=0,n=e.pos;for(;n<e.tokens.length;){let i=e.tokens[n];if(i.type===p.LPAREN&&t++,i.type===p.RPAREN&&t--,i.type===p.QUESTION&&t===0)return!0;if(i.type===p.NEWLINE||i.type===p.SEMICOLON||i.type===p.RBRACE||i.type===p.COMMA||i.type===p.PIPE)return!1;n++}return!1}function Ht(e){let t=Me(e);for(;e.check(p.OR);){e.advance();let n=Me(e);t={type:"binary",operator:"||",left:t,right:n}}return t}function Me(e){let t=Pe(e);for(;e.check(p.AND);){e.advance();let n=Pe(e);t={type:"binary",operator:"&&",left:t,right:n}}return t}function Pe(e){let t=$t(e);if(e.check(p.IN)){e.advance();let n=String(e.expect(p.IDENT).value);return{type:"in",key:t,array:n}}return t}function $t(e){let t=Te(e);for(;Wt(e)&&!Vt(e);){let n=Te(e);t={type:"binary",operator:" ",left:t,right:n}}return t}function Te(e){let t=Fe(e);for(;e.match(p.MATCH,p.NOT_MATCH);){let n=e.advance().type===p.MATCH?"~":"!~",i=Fe(e);t={type:"binary",operator:n,left:t,right:i}}return t}function Fe(e){let t=e.parseAddSub();for(;e.match(p.LT,p.LE,p.GE,p.EQ,p.NE);){let n=e.advance(),i=e.parseAddSub();t={type:"binary",operator:new Map([["<","<"],["<=","<="],[">=",">="],["==","=="],["!=","!="]]).get(n.value)??"==",left:t,right:i}}return t}function Wt(e){return e.match(p.NUMBER,p.STRING,p.IDENT,p.DOLLAR,p.LPAREN,p.NOT,p.MINUS,p.PLUS,p.INCREMENT,p.DECREMENT)}function Vt(e){return e.match(p.AND,p.OR,p.QUESTION,p.ASSIGN,p.PLUS_ASSIGN,p.MINUS_ASSIGN,p.STAR_ASSIGN,p.SLASH_ASSIGN,p.PERCENT_ASSIGN,p.CARET_ASSIGN,p.COMMA,p.SEMICOLON,p.NEWLINE,p.RBRACE,p.RPAREN,p.RBRACKET,p.COLON,p.PIPE,p.APPEND,p.GT,p.IN)}function _e(e){e.expect(p.PRINTF);let t=e.check(p.LPAREN);t&&(e.advance(),e.skipNewlines());let n=t?e.parseExpression():ne(e),i=[];for(;e.check(p.COMMA);)e.advance(),t&&e.skipNewlines(),i.push(t?e.parseExpression():ne(e));t&&(e.skipNewlines(),e.expect(p.RPAREN));let s;return e.check(p.GT)?(e.advance(),s={redirect:">",file:e.parsePrimary()}):e.check(p.APPEND)&&(e.advance(),s={redirect:">>",file:e.parsePrimary()}),{type:"printf",format:n,args:i,output:s}}var re=class{tokens=[];pos=0;parse(t){let n=new te(t);return this.tokens=n.tokenize(),this.pos=0,this.parseProgram()}setPos(t){this.pos=t}current(){return this.tokens[this.pos]||{type:r.EOF,value:"",line:0,column:0}}advance(){let t=this.current();return this.pos<this.tokens.length&&this.pos++,t}match(...t){return t.includes(this.current().type)}check(t){return this.current().type===t}expect(t,n){if(!this.check(t)){let i=this.current();throw new Error(n||`Expected ${t}, got ${i.type} at line ${i.line}:${i.column}`)}return this.advance()}skipNewlines(){for(;this.check(r.NEWLINE);)this.advance()}skipTerminators(){for(;this.check(r.NEWLINE)||this.check(r.SEMICOLON);)this.advance()}parseProgram(){let t=[],n=[];for(this.skipNewlines();!this.check(r.EOF)&&(this.skipNewlines(),!this.check(r.EOF));)this.check(r.FUNCTION)?t.push(this.parseFunction()):n.push(this.parseRule()),this.skipTerminators();return{functions:t,rules:n}}parseFunction(){this.expect(r.FUNCTION);let t=this.expect(r.IDENT).value;this.expect(r.LPAREN);let n=[];if(!this.check(r.RPAREN))for(n.push(this.expect(r.IDENT).value);this.check(r.COMMA);)this.advance(),n.push(this.expect(r.IDENT).value);this.expect(r.RPAREN),this.skipNewlines();let i=this.parseBlock();return{name:t,params:n,body:i}}parseRule(){let t;if(this.check(r.BEGIN))this.advance(),t={type:"begin"};else if(this.check(r.END))this.advance(),t={type:"end"};else if(this.check(r.LBRACE))t=void 0;else if(this.check(r.REGEX)){let i=this.advance();if(this.check(r.AND)||this.check(r.OR)){let s={type:"binary",operator:"~",left:{type:"field",index:{type:"number",value:0}},right:{type:"regex",pattern:i.value}};t={type:"expr_pattern",expression:this.parseLogicalOrRest(s)}}else{let s={type:"regex_pattern",pattern:i.value};if(this.check(r.COMMA)){this.advance();let a;this.check(r.REGEX)?a={type:"regex_pattern",pattern:this.advance().value}:a={type:"expr_pattern",expression:this.parseExpression()},t={type:"range",start:s,end:a}}else t=s}}else{let s={type:"expr_pattern",expression:this.parseExpression()};if(this.check(r.COMMA)){this.advance();let a;this.check(r.REGEX)?a={type:"regex_pattern",pattern:this.advance().value}:a={type:"expr_pattern",expression:this.parseExpression()},t={type:"range",start:s,end:a}}else t=s}this.skipNewlines();let n;return this.check(r.LBRACE)?n=this.parseBlock():n={type:"block",statements:[{type:"print",args:[{type:"field",index:{type:"number",value:0}}]}]},{pattern:t,action:n}}parseBlock(){this.expect(r.LBRACE),this.skipNewlines();let t=[];for(;!this.check(r.RBRACE)&&!this.check(r.EOF);)t.push(this.parseStatement()),this.skipTerminators();return this.expect(r.RBRACE),{type:"block",statements:t}}parseStatement(){if(this.check(r.SEMICOLON)||this.check(r.NEWLINE))return this.advance(),{type:"block",statements:[]};if(this.check(r.LBRACE))return this.parseBlock();if(this.check(r.IF))return this.parseIf();if(this.check(r.WHILE))return this.parseWhile();if(this.check(r.DO))return this.parseDoWhile();if(this.check(r.FOR))return this.parseFor();if(this.check(r.BREAK))return this.advance(),{type:"break"};if(this.check(r.CONTINUE))return this.advance(),{type:"continue"};if(this.check(r.NEXT))return this.advance(),{type:"next"};if(this.check(r.NEXTFILE))return this.advance(),{type:"nextfile"};if(this.check(r.EXIT)){this.advance();let n;return!this.check(r.NEWLINE)&&!this.check(r.SEMICOLON)&&!this.check(r.RBRACE)&&!this.check(r.EOF)&&(n=this.parseExpression()),{type:"exit",code:n}}if(this.check(r.RETURN)){this.advance();let n;return!this.check(r.NEWLINE)&&!this.check(r.SEMICOLON)&&!this.check(r.RBRACE)&&!this.check(r.EOF)&&(n=this.parseExpression()),{type:"return",value:n}}if(this.check(r.DELETE)){this.advance();let n=this.parsePrimary();if(n.type!=="array_access"&&n.type!=="variable")throw new Error("delete requires array element or array");return{type:"delete",target:n}}return this.check(r.PRINT)?De(this):this.check(r.PRINTF)?_e(this):{type:"expr_stmt",expression:this.parseExpression()}}parseIf(){this.expect(r.IF),this.expect(r.LPAREN);let t=this.parseExpression();this.expect(r.RPAREN),this.skipNewlines();let n=this.parseStatement();this.skipTerminators();let i;return this.check(r.ELSE)&&(this.advance(),this.skipNewlines(),i=this.parseStatement()),{type:"if",condition:t,consequent:n,alternate:i}}parseWhile(){this.expect(r.WHILE),this.expect(r.LPAREN);let t=this.parseExpression();this.expect(r.RPAREN),this.skipNewlines();let n=this.parseStatement();return{type:"while",condition:t,body:n}}parseDoWhile(){this.expect(r.DO),this.skipNewlines();let t=this.parseStatement();this.skipNewlines(),this.expect(r.WHILE),this.expect(r.LPAREN);let n=this.parseExpression();return this.expect(r.RPAREN),{type:"do_while",body:t,condition:n}}parseFor(){if(this.expect(r.FOR),this.expect(r.LPAREN),this.check(r.IDENT)){let a=this.advance();if(this.check(r.IN)){this.advance();let o=this.expect(r.IDENT).value;this.expect(r.RPAREN),this.skipNewlines();let l=this.parseStatement();return{type:"for_in",variable:a.value,array:o,body:l}}this.pos--}let t;this.check(r.SEMICOLON)||(t=this.parseExpression()),this.expect(r.SEMICOLON);let n;this.check(r.SEMICOLON)||(n=this.parseExpression()),this.expect(r.SEMICOLON);let i;this.check(r.RPAREN)||(i=this.parseExpression()),this.expect(r.RPAREN),this.skipNewlines();let s=this.parseStatement();return{type:"for",init:t,condition:n,update:i,body:s}}parseExpression(){return this.parseAssignment()}parseAssignment(){let t=this.parseTernary();if(this.match(r.ASSIGN,r.PLUS_ASSIGN,r.MINUS_ASSIGN,r.STAR_ASSIGN,r.SLASH_ASSIGN,r.PERCENT_ASSIGN,r.CARET_ASSIGN)){let n=this.advance(),i=this.parseAssignment();if(t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access")throw new Error("Invalid assignment target");let s=new Set(["=","+=","-=","*=","/=","%=","^="]),a=n.value;if(!s.has(a))throw new Error(`Unknown assignment operator: ${a}`);return{type:"assignment",operator:a,target:t,value:i}}return t}parseTernary(){let t=this.parsePipeGetline();if(this.check(r.QUESTION)){this.advance();let n=this.parseExpression();this.expect(r.COLON);let i=this.parseExpression();t={type:"ternary",condition:t,consequent:n,alternate:i}}return t}parsePipeGetline(){let t=this.parseOr();if(this.check(r.PIPE)){if(this.advance(),!this.check(r.GETLINE))throw new Error("Expected 'getline' after '|' in expression context");this.advance();let n;return this.check(r.IDENT)&&(n=this.advance().value),{type:"getline",command:t,variable:n}}return t}parseOr(){let t=this.parseAnd();for(;this.check(r.OR);){this.advance();let n=this.parseAnd();t={type:"binary",operator:"||",left:t,right:n}}return t}parseLogicalOrRest(t){for(t=this.parseLogicalAndRest(t);this.check(r.OR);){this.advance();let n=this.parseAnd();t={type:"binary",operator:"||",left:t,right:n}}return t}parseLogicalAndRest(t){for(;this.check(r.AND);){this.advance();let n=this.parseIn();t={type:"binary",operator:"&&",left:t,right:n}}return t}parseAnd(){let t=this.parseIn();for(;this.check(r.AND);){this.advance();let n=this.parseIn();t={type:"binary",operator:"&&",left:t,right:n}}return t}parseIn(){let t=this.parseConcatenation();if(this.check(r.IN)){this.advance();let n=this.expect(r.IDENT).value;return{type:"in",key:t,array:n}}return t}parseConcatenation(){let t=this.parseMatch();for(;this.canStartExpression()&&!this.isConcatTerminator();){let n=this.parseMatch();t={type:"binary",operator:" ",left:t,right:n}}return t}parseMatch(){let t=this.parseComparison();for(;this.match(r.MATCH,r.NOT_MATCH);){let n=this.advance().type===r.MATCH?"~":"!~",i=this.parseComparison();t={type:"binary",operator:n,left:t,right:i}}return t}parseComparison(){let t=this.parseAddSub();for(;this.match(r.LT,r.LE,r.GT,r.GE,r.EQ,r.NE);){let n=this.advance(),i=this.parseAddSub();t={type:"binary",operator:new Map([["<","<"],["<=","<="],[">",">"],[">=",">="],["==","=="],["!=","!="]]).get(n.value)??"==",left:t,right:i}}return t}canStartExpression(){return this.match(r.NUMBER,r.STRING,r.IDENT,r.DOLLAR,r.LPAREN,r.NOT,r.MINUS,r.PLUS,r.INCREMENT,r.DECREMENT)}isConcatTerminator(){return this.match(r.AND,r.OR,r.QUESTION,r.ASSIGN,r.PLUS_ASSIGN,r.MINUS_ASSIGN,r.STAR_ASSIGN,r.SLASH_ASSIGN,r.PERCENT_ASSIGN,r.CARET_ASSIGN,r.COMMA,r.SEMICOLON,r.NEWLINE,r.RBRACE,r.RPAREN,r.RBRACKET,r.COLON,r.PIPE,r.APPEND,r.IN)}parseAddSub(){let t=this.parseMulDiv();for(;this.match(r.PLUS,r.MINUS);){let n=this.advance().value,i=this.parseMulDiv();t={type:"binary",operator:n,left:t,right:i}}return t}parseMulDiv(){let t=this.parseUnary();for(;this.match(r.STAR,r.SLASH,r.PERCENT);){let n=this.advance(),i=this.parseUnary();t={type:"binary",operator:new Map([["*","*"],["/","/"],["%","%"]]).get(n.value)??"*",left:t,right:i}}return t}parseUnary(){if(this.check(r.INCREMENT)){this.advance();let t=this.parseUnary();return t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access"?{type:"unary",operator:"+",operand:{type:"unary",operator:"+",operand:t}}:{type:"pre_increment",operand:t}}if(this.check(r.DECREMENT)){this.advance();let t=this.parseUnary();return t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access"?{type:"unary",operator:"-",operand:{type:"unary",operator:"-",operand:t}}:{type:"pre_decrement",operand:t}}if(this.match(r.NOT,r.MINUS,r.PLUS)){let t=this.advance().value,n=this.parseUnary();return{type:"unary",operator:t,operand:n}}return this.parsePower()}parsePower(){let t=this.parsePostfix();if(this.check(r.CARET)){this.advance();let n=this.parsePower();t={type:"binary",operator:"^",left:t,right:n}}return t}parsePostfix(){let t=this.parsePrimary();if(this.check(r.INCREMENT)){if(this.advance(),t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access")throw new Error("Invalid increment operand");return{type:"post_increment",operand:t}}if(this.check(r.DECREMENT)){if(this.advance(),t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access")throw new Error("Invalid decrement operand");return{type:"post_decrement",operand:t}}return t}parseFieldIndex(){if(this.check(r.INCREMENT)){this.advance();let t=this.parseFieldIndex();return t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access"?{type:"unary",operator:"+",operand:{type:"unary",operator:"+",operand:t}}:{type:"pre_increment",operand:t}}if(this.check(r.DECREMENT)){this.advance();let t=this.parseFieldIndex();return t.type!=="variable"&&t.type!=="field"&&t.type!=="array_access"?{type:"unary",operator:"-",operand:{type:"unary",operator:"-",operand:t}}:{type:"pre_decrement",operand:t}}if(this.match(r.NOT,r.MINUS,r.PLUS)){let t=this.advance().value,n=this.parseFieldIndex();return{type:"unary",operator:t,operand:n}}return this.parseFieldIndexPower()}parseFieldIndexPower(){let t=this.parseFieldIndexPrimary();if(this.check(r.CARET)){this.advance();let n=this.parseFieldIndexPower();t={type:"binary",operator:"^",left:t,right:n}}return t}parseFieldIndexPrimary(){if(this.check(r.NUMBER))return{type:"number",value:this.advance().value};if(this.check(r.STRING))return{type:"string",value:this.advance().value};if(this.check(r.DOLLAR))return this.advance(),{type:"field",index:this.parseFieldIndex()};if(this.check(r.LPAREN)){this.advance();let t=this.parseExpression();return this.expect(r.RPAREN),t}if(this.check(r.IDENT)){let t=this.advance().value;if(this.check(r.LPAREN)){this.advance();let n=[];if(!this.check(r.RPAREN))for(n.push(this.parseExpression());this.check(r.COMMA);)this.advance(),n.push(this.parseExpression());return this.expect(r.RPAREN),{type:"call",name:t,args:n}}if(this.check(r.LBRACKET)){this.advance();let n=this.parseExpression();if(this.check(r.COMMA)){let i=[n];for(;this.check(r.COMMA);)this.advance(),i.push(this.parseExpression());this.expect(r.RBRACKET);let s=i.reduce((a,o)=>({type:"binary",operator:" ",left:{type:"binary",operator:" ",left:a,right:{type:"variable",name:"SUBSEP"}},right:o}));return{type:"array_access",array:t,key:s}}return this.expect(r.RBRACKET),{type:"array_access",array:t,key:n}}return{type:"variable",name:t}}throw new Error(`Unexpected token in field index: ${this.current().type} at line ${this.current().line}:${this.current().column}`)}parsePrimary(){if(this.check(r.NUMBER))return{type:"number",value:this.advance().value};if(this.check(r.STRING))return{type:"string",value:this.advance().value};if(this.check(r.REGEX))return{type:"regex",pattern:this.advance().value};if(this.check(r.DOLLAR))return this.advance(),{type:"field",index:this.parseFieldIndex()};if(this.check(r.LPAREN)){this.advance();let t=this.parseExpression();if(this.check(r.COMMA)){let n=[t];for(;this.check(r.COMMA);)this.advance(),n.push(this.parseExpression());return this.expect(r.RPAREN),{type:"tuple",elements:n}}return this.expect(r.RPAREN),t}if(this.check(r.GETLINE)){this.advance();let t,n;return this.check(r.IDENT)&&(t=this.advance().value),this.check(r.LT)&&(this.advance(),n=this.parsePrimary()),{type:"getline",variable:t,file:n}}if(this.check(r.IDENT)){let t=this.advance().value;if(this.check(r.LPAREN)){this.advance();let n=[];if(this.skipNewlines(),!this.check(r.RPAREN))for(n.push(this.parseExpression());this.check(r.COMMA);)this.advance(),this.skipNewlines(),n.push(this.parseExpression());return this.skipNewlines(),this.expect(r.RPAREN),{type:"call",name:t,args:n}}if(this.check(r.LBRACKET)){this.advance();let n=[this.parseExpression()];for(;this.check(r.COMMA);)this.advance(),n.push(this.parseExpression());this.expect(r.RBRACKET);let i;if(n.length===1)i=n[0];else{i=n[0];for(let s=1;s<n.length;s++)i={type:"binary",operator:" ",left:{type:"binary",operator:" ",left:i,right:{type:"variable",name:"SUBSEP"}},right:n[s]}}return{type:"array_access",array:t,key:i}}return{type:"variable",name:t}}throw new Error(`Unexpected token: ${this.current().type} at line ${this.current().line}:${this.current().column}`)}};var Kt={name:"awk",summary:"pattern scanning and text processing language",usage:"awk [OPTIONS] 'PROGRAM' [FILE...]",options:["-F FS      use FS as field separator","-v VAR=VAL assign VAL to variable VAR","    --help display this help and exit"]},zn={name:"awk",async execute(e,t){D(t.requireDefenseContext,"awk","execution entry");let n=(h,c)=>_(t.requireDefenseContext,"awk",h,c);if(de(e))return fe(Kt);let i=new H(/\s+/),s=" ",a=Object.create(null),o=0;for(let h=0;h<e.length;h++){let c=e[h];if(c==="-F"&&h+1<e.length)s=pe(e[++h]),i=Ge(s),o=h+1;else if(c.startsWith("-F"))s=pe(c.slice(2)),i=Ge(s),o=h+1;else if(c==="-v"&&h+1<e.length){let E=e[++h],F=E.indexOf("=");if(F>0){let G=E.slice(0,F),Ue=pe(E.slice(F+1));a[G]=Ue}o=h+1}else{if(c.startsWith("--"))return ie("awk",c);if(c.startsWith("-")&&c.length>1){let E=c[1];if(E!=="F"&&E!=="v")return ie("awk",`-${E}`);o=h+1}else if(!c.startsWith("-")){o=h;break}}}if(o>=e.length)return{stdout:"",stderr:`awk: missing program
`,exitCode:1};let l=e[o],u=e.slice(o+1),N=new re,A;try{A=N.parse(l)}catch(h){return{stdout:"",stderr:`awk: ${h instanceof Error?h.message:String(h)}
`,exitCode:1}}let C={readFile:t.fs.readFile.bind(t.fs),writeFile:t.fs.writeFile.bind(t.fs),appendFile:async(h,c)=>{try{let E=await n("appendFile read",()=>t.fs.readFile(h));await n("appendFile write",()=>t.fs.writeFile(h,E+c))}catch(E){if(E instanceof x)throw E;await n("appendFile create",()=>t.fs.writeFile(h,c))}},resolvePath:t.fs.resolvePath.bind(t.fs)},O=t.exec,I=se({fieldSep:i,maxIterations:t.limits?.maxAwkIterations,maxOutputSize:t.limits?.maxStringLength,fs:C,cwd:t.cwd,exec:O?h=>n("command pipe exec",()=>O(h,{cwd:t.cwd,signal:t.signal})):void 0,coverage:t.coverage,requireDefenseContext:t.requireDefenseContext});I.FS=s,I.vars=Object.assign(Object.create(null),a),I.ARGC=u.length+1,I.ARGV=Object.create(null),I.ARGV[0]="awk";for(let h=0;h<u.length;h++)I.ARGV[String(h+1)]=u[h];I.ENVIRON=Ee(t.env);let w=new q(I);w.execute(A);let d=A.rules.some(h=>h.pattern?.type!=="begin"&&h.pattern?.type!=="end"),R=A.rules.some(h=>h.pattern?.type==="end");try{if(await n("BEGIN execution",()=>w.executeBegin()),I.shouldExit)return await n("END execution after BEGIN exit",()=>w.executeEnd()),{stdout:w.getOutput(),stderr:"",exitCode:w.getExitCode()};if(!d&&!R)return{stdout:w.getOutput(),stderr:"",exitCode:w.getExitCode()};let h=[];if(u.length>0)for(let c of u)try{let E=t.fs.resolvePath(t.cwd,c),G=(await n("input file read",()=>t.fs.readFile(E))).split(`
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`,exitCode:1}}else{let c=z(t.stdin).split(`
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`,exitCode:E}}}};function pe(e){return e.replace(/\\t/g,"	").replace(/\\n/g,`
`).replace(/\\r/g,"\r").replace(/\\b/g,"\b").replace(/\\f/g,"\f").replace(/\\a/g,"\x07").replace(/\\v/g,"\v").replace(/\\\\/g,"\\")}function Ge(e){if(e===" ")return v("\\s+");if(/[[\](){}.*+?^$|\\]/.test(e))try{return v(e)}catch{return v(xe(e))}return v(xe(e))}function xe(e){return e.replace(/[.*+?^${}()|[\]\\]/g,"\\$&")}var jn={name:"awk",flags:[{flag:"-F",type:"value",valueHint:"delimiter"},{flag:"-v",type:"value",valueHint:"string"}],stdinType:"text",needsArgs:!0};export{zn as a,jn as b};