tex2typst/dist/parser.js

JavaScript library for converting TeX code to Typst

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n?this.quoteName(n):null},collect_expected_token_set:function(o,n){var t=this.TERROR,i=[],r={};if(!n&&this.state_descriptions_&&this.state_descriptions_[o])return[this.state_descriptions_[o]];for(var s in this.table[o])if(s=+s,s!==t){var e=n?s:this.describeSymbol(s);e&&!r[e]&&(i.push(e),r[e]=!0)}return i},productions_:V({pop:N([9,g,[10,6]]),rule:N([2,1,1,g,[3,4]])}),performAction:function(o,n,t){var i=this.yy,r=i.parser,s=i.lexer;switch(o){case 0:this.$=t[n-1];break;case 1:return this.$=t[n-1],t[n-1];break;case 2:this.$=new M("IDENTIFIER",t[n]);break;case 3:this.$=new M("NUMBER",t[n]);break;case 4:this.$=new M("ADD",t[n-1],[t[n-2],t[n]]);break;case 5:this.$=new M("SUB",t[n-1],[t[n-2],t[n]]);break;case 6:this.$=new M("MUL",t[n-1],[t[n-2],t[n]]);break;case 7:this.$=new 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c!="number"&&(c=n.symbols_[c]||c),c||v}var Q=B,E,P,p,F,L={$:!0,_$:void 0,yy:f},m,D,O,k,b=!1;try{if(this.__reentrant_call_depth++,a.setInput(o,f),typeof a.canIUse=="function"){var Z=a.canIUse();Z.fastLex&&typeof $=="function"&&(Q=$)}for(r[e]=null,i[e]=0,t[e]=0,++e,this.pre_parse&&this.pre_parse.call(this,f),f.pre_parse&&f.pre_parse.call(this,f),k=i[e-1];;){if(E=k,this.defaultActions[E])P=2,k=this.defaultActions[E];else if(h||(h=Q()),F=s[E]&&s[E][h]||d,k=F[1],P=F[0],!P){var J,W=this.describeSymbol(h)||h,G=this.collect_expected_token_set(E);typeof a.yylineno=="number"?J="Parse error on line "+(a.yylineno+1)+": ":J="Parse error: ",typeof a.showPosition=="function"&&(J+=`
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`+new Array(a+1).join("-")+"  (---------------)",j.splice(q,B-q+1,$)}return j.join(`
`)},describeYYLLOC:function(t,i){var r=t.first_line,s=t.last_line,e=t.first_column,h=t.last_column,_=s-r,v=h-e,u;if(_===0?(u="line "+r+", ",v<=1?u+="column "+e:u+="columns "+e+" .. "+h):u="lines "+r+"(column "+e+") .. "+s+"(column "+h+")",t.range&&i){var d=t.range[0],a=t.range[1]-1;a<=d?u+=" {String Offset: "+d+"}":u+=" {String Offset range: "+d+" .. "+a+"}"}return u},test_match:function(t,i){var r,s,e,h,_;if(this.options.backtrack_lexer&&(e={yylineno:this.yylineno,yylloc:{first_line:this.yylloc.first_line,last_line:this.yylloc.last_line,first_column:this.yylloc.first_column,last_column:this.yylloc.last_column,range:this.yylloc.range.slice(0)},yytext:this.yytext,match:this.match,matches:this.matches,matched:this.matched,yyleng:this.yyleng,offset:this.offset,_more:this._more,_input:this._input,yy:this.yy,conditionStack:this.conditionStack.slice(0),done:this.done}),h=t[0],_=h.length,s=h.split(/(?:\r\n?|\n)/g),s.length>1?(this.yylineno+=s.length-1,this.yylloc.last_line=this.yylineno+1,this.yylloc.last_column=s[s.length-1].length):this.yylloc.last_column+=_,this.yytext+=h,this.match+=h,this.matched+=h,this.matches=t,this.yyleng=this.yytext.length,this.yylloc.range[1]+=_,this.offset+=_,this._more=!1,this._backtrack=!1,this._input=this._input.slice(_),r=this.performAction.call(this,this.yy,i,this.conditionStack[this.conditionStack.length-1]),this.done&&this._input&&(this.done=!1),r)return r;if(this._backtrack){for(var v in e)this[v]=e[v];return this.__currentRuleSet__=null,!1}else if(this._signaled_error_token)return r=this._signaled_error_token,this._signaled_error_token=!1,r;return!1},next:function(){if(this.done)return this.clear(),this.EOF;this._input||(this.done=!0);var t,i,r,s;this._more||this.clear();var e=this.__currentRuleSet__;if(!e&&(e=this.__currentRuleSet__=this._currentRules(),!e||!e.rules)){var h="";this.options.trackPosition&&(h=" on line "+(this.yylineno+1));var _=this.constructLexErrorInfo("Internal lexer engine error"+h+': The lex grammar programmer pushed a non-existing condition name "'+this.topState()+'"; this is a fatal error and should be reported to the application programmer team!',!1);return this.parseError(_.errStr,_,this.JisonLexerError)||this.ERROR}for(var v=e.rules,u=e.__rule_regexes,d=e.__rule_count,a=1;a<=d;a++)if(r=this._input.match(u[a]),r&&(!i||r[0].length>i[0].length)){if(i=r,s=a,this.options.backtrack_lexer){if(t=this.test_match(r,v[a]),t!==!1)return t;if(this._backtrack){i=void 0;continue}else return!1}else if(!this.options.flex)break}if(i)return t=this.test_match(i,v[s]),t!==!1?t:!1;if(this._input){var h="";this.options.trackPosition&&(h=" on line "+(this.yylineno+1));var _=this.constructLexErrorInfo("Lexical error"+h+": Unrecognized text.",this.options.lexerErrorsAreRecoverable),f=this._input,x=this.topState(),j=this.conditionStack.length;return t=this.parseError(_.errStr,_,this.JisonLexerError)||this.ERROR,t===this.ERROR&&!this.matches&&f===this._input&&x===this.topState()&&j===this.conditionStack.length&&this.input(),t}else return this.done=!0,this.clear(),this.EOF},lex:function(){var t;for(typeof this.pre_lex=="function"&&(t=this.pre_lex.call(this,0)),typeof this.options.pre_lex=="function"&&(t=this.options.pre_lex.call(this,t)||t),this.yy&&typeof this.yy.pre_lex=="function"&&(t=this.yy.pre_lex.call(this,t)||t);!t;)t=this.next();return this.yy&&typeof this.yy.post_lex=="function"&&(t=this.yy.post_lex.call(this,t)||t),typeof this.options.post_lex=="function"&&(t=this.options.post_lex.call(this,t)||t),typeof this.post_lex=="function"&&(t=this.post_lex.call(this,t)||t),t},fastLex:function(){for(var t;!t;)t=this.next();return t},canIUse:function(){var t={fastLex:!(typeof this.pre_lex=="function"||typeof this.options.pre_lex=="function"||this.yy&&typeof this.yy.pre_lex=="function"||this.yy&&typeof this.yy.post_lex=="function"||typeof this.options.post_lex=="function"||typeof this.post_lex=="function")&&typeof this.fastLex=="function"};return t},begin:function(t){return this.pushState(t)},pushState:function(t){return this.conditionStack.push(t),this.__currentRuleSet__=null,this},popState:function(){var t=this.conditionStack.length-1;return t>0?(this.__currentRuleSet__=null,this.conditionStack.pop()):this.conditionStack[0]},topState:function(t){return t=this.conditionStack.length-1-Math.abs(t||0),t>=0?this.conditionStack[t]:"INITIAL"},_currentRules:function(){return this.conditionStack.length&&this.conditionStack[this.conditionStack.length-1]?this.conditions[this.conditionStack[this.conditionStack.length-1]]:this.conditions.INITIAL},stateStackSize:function(){return this.conditionStack.length},options:{trackPosition:!0},JisonLexerError:l,performAction:function(t,i,r){var s=this,e=r;switch(i){case 0:break;default:return this.simpleCaseActionClusters[i]}},simpleCaseActionClusters:{1:8,2:5,3:6,4:3,5:4,6:7,7:1,8:"INVALID"},rules:[/^(?:\s+)/,/^(?:\d+(\.\d+)?\b)/,/^(?:\*)/,/^(?:\/)/,/^(?:\+)/,/^(?:-)/,/^(?:[^\W\d]+)/,/^(?:$)/,/^(?:.)/],conditions:{INITIAL:{rules:[0,1,2,3,4,5,6,7,8],inclusive:!0}}};return o}();I.lexer=tt;function K(){this.yy={}}K.prototype=I,I.Parser=K;function et(){return I.parse.apply(I,arguments)}export default{parser:I,Parser:K,parse:et};