From 89e95b3f143682ed9a006991bacf45c9dcba4818 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:43:05 +0800
Subject: remove node_modules

---
 .../math-expression-evaluator/src/lexer.js         | 309 ---------------------
 1 file changed, 309 deletions(-)
 delete mode 100755 node_modules/math-expression-evaluator/src/lexer.js

(limited to 'node_modules/math-expression-evaluator/src/lexer.js')

diff --git a/node_modules/math-expression-evaluator/src/lexer.js b/node_modules/math-expression-evaluator/src/lexer.js
deleted file mode 100755
index 14755671..00000000
--- a/node_modules/math-expression-evaluator/src/lexer.js
+++ /dev/null
@@ -1,309 +0,0 @@
-var Mexp=require('./math_function.js');
-	function inc(arr,val){
-		for(var i=0;i<arr.length;i++)
-			arr[i]+=val;
-		return arr;
-	}
-	var token=['sin','cos','tan','pi','(',')','P','C',
-		  'asin','acos','atan','7','8','9','int',
-		  'cosh','acosh','ln','^','root','4','5','6','/','!',
-		  'tanh','atanh','Mod','1','2','3','*',
-		  'sinh','asinh','e','log','0','.','+','-',',','Sigma','n','Pi','pow'];
-	var show=['sin','cos','tan','&pi;','(',')','P','C',
-		'asin','acos','atan','7','8','9','Int',
-		'cosh','acosh',' ln','^','root','4','5','6','&divide;','!',
-		'tanh','atanh',' Mod ','1','2','3','&times;',
-		'sinh','asinh','e',' log','0','.','+','-',',','&Sigma;','n','&Pi;','pow'];
-	var eva=[Mexp.math.sin,Mexp.math.cos,Mexp.math.tan,'PI','(',')',Mexp.math.P,Mexp.math.C,
-		Mexp.math.asin,Mexp.math.acos,Mexp.math.atan,'7','8','9',Math.floor,
-		Mexp.math.cosh,Mexp.math.acosh,Math.log,Math.pow,Math.sqrt,'4','5','6',Mexp.math.div,Mexp.math.fact,
-		Mexp.math.tanh,Mexp.math.atanh,Mexp.math.mod,'1','2','3',Mexp.math.mul,
-		Mexp.math.sinh,Mexp.math.asinh,'E',Mexp.math.log,'0','.',Mexp.math.add,Mexp.math.sub,',',Mexp.math.sigma,'n',Mexp.math.Pi,Math.pow];
-	var preced={0:11,1:0,2:3,3:0,4:0,5:0,6:0,7:11,8:11,9:1,10:10,11:0,12:11,13:0};
-	var type=[0,0,0,3,4,5,10,10,
-		0,0,0,1,1,1,0,
-		0,0,0,10,0,1,1,1,2,7,
-		0,0,2,1,1,1,2,
-		0,0,3,0,1,6,9,9,11,12,13,12,8];
-	 /*
-	0 : function with syntax function_name(Maths_exp)
-	1 : numbers
-	2 : binary operators like * / Mod left associate and same precedence
-	3 : Math constant values like e,pi,Cruncher ans
-	4 : opening bracket
-	5 : closing bracket
-	6 : decimal
-	7 : function with syntax (Math_exp)function_name
-	8: function with syntax function_name(Math_exp1,Math_exp2)
-	9 : binary operator like +,-
-	10: binary operator like P C or ^
-	11: ,
-	12: function with , seperated three parameters
-	13: variable of Sigma function
-	 */
-	var type0={0:true,1:true,3:true,4:true,6:true,8:true,9:true,12:true,13:true},//type2:true,type4:true,type9:true,type11:true,type21:true,type22
-	type1={0:true,1:true,2:true,3:true,4:true,5:true,6:true,7:true,8:true,9:true,10:true,11:true,12:true,13:true},//type3:true,type5:true,type7:true,type23
-	type_1={0:true,3:true,4:true,8:true,12:true,13:true},
-	empty={},
-	type_3={0:true,1:true,3:true,4:true,6:true,8:true,12:true,13:true},//type_5:true,type_7:true,type_23
-	type6={1:true},
-	newAr=[[],
-			["1","2","3","7","8","9","4","5","6","+","-","*","/","(",")","^","!","P","C","e","0",".",",","n"],
-			["pi","ln","Pi"],
-			["sin","cos","tan","Del","int","Mod","log","pow"],
-			["asin","acos","atan","cosh","root","tanh","sinh"],
-			["acosh","atanh","asinh","Sigma"]];
-	function match(str1,str2,i,x){
-		for(var f=0;f<x;f++){
-			if (str1[i+f]!==str2[f])
-				return false;
-		}
-		return true;
-	}
-	Mexp.addToken=function(tokens){
-		for(i=0;i<tokens.length;i++){
-			x=tokens[i].token.length;
-			var temp=-1;
-
-			//newAr is a specially designed data structure in which 1D array at location one of 2d array has all string with length 1 2 with 2 and so on
-
-			if (x<newAr.length)	//match to check if token is really huge and not existing
-								//if not checked it will break in next line as undefined index
-				for(y=0;y<newAr[x].length;y++){
-					if (tokens[i].token===newAr[x][y]){
-						temp=token.indexOf(newAr[x][y]);
-						break;
-					}
-				}
-			if (temp===-1) {
-				token.push(tokens[i].token);
-				type.push(tokens[i].type);
-				if(newAr.length<=tokens[i].token.length)
-					newAr[tokens[i].token.length]=[];
-				newAr[tokens[i].token.length].push(tokens[i].token);
-				eva.push(tokens[i].value);
-				show.push(tokens[i].show);
-			}
-			else {
-				token[temp]=tokens[i].token;
-				type[temp]=tokens[i].type;
-				eva[temp]=tokens[i].value;
-				show[temp]=tokens[i].show;
-			}
-		}
-	};
-	Mexp.lex=function(inp,tokens){
-		'use strict';
-		var str=[{type:4,value:"(",show:"(",pre:0}];
-		var ptc=[];	//Parenthesis to close at the beginning is after one token
-		var inpStr=inp;
-		var key;
-        var pcounter=0;
-		var allowed=type0;
-		var bracToClose=0;
-		var asterick=empty;
-		var prevKey='';
-		var i,x,y;
-		if(typeof tokens!=="undefined")
-			Mexp.addToken(tokens);
-		var obj={};
-		for(i=0;i<inpStr.length;i++){
-			if (inpStr[i]==' ') {
-				continue;
-			}
-			key='';
-			sec:for(x=(inpStr.length-i>(newAr.length-2)?newAr.length-1:inpStr.length-i);x>0;x--){
-				for(y=0;y<newAr[x].length;y++){
-					if (match(inpStr,newAr[x][y],i,x)){
-						key=newAr[x][y];
-						break sec;
-					}
-				}
-			}
-			i+=key.length-1;
-			if(key===''){
-				throw(new Mexp.exception("Can't understand after "+inpStr.slice(i)));
-			}
-			var index=token.indexOf(key);
-			var cToken=key;
-			var cType=type[index];
-			var cEv=eva[index];
-			var cPre=preced[cType];
-			var	cShow=show[index];
-			var pre=str[str.length-1];
-			for(j=ptc.length;j--;){	//loop over ptc
-				if(ptc[j]===0){
-					if([0,2,3,5,9,11,12,13].indexOf(cType)!==-1){
-						if(allowed[cType]!==true){
-							throw(new Mexp.exception(key+" is not allowed after "+prevKey));
-						}
-						str.push({value:")",type:5,pre:0,show:")"});
-						allowed=type1;
-						asterick=type_3;
-						inc(ptc,-1).pop();
-					}
-				}
-			}
-			if(allowed[cType]!==true){
-				throw(new Mexp.exception(key+" is not allowed after "+prevKey));
-			}
-			if(asterick[cType]===true){
-				cType=2;
-				cEv=Mexp.math.mul;
-				cShow="&times;";
-				cPre=3;
-				i=i-key.length;
-		 	}
-			obj={value:cEv,type:cType,pre:cPre,show:cShow};
-			if(cType===0){
-				allowed=type0;
-				asterick=empty;
-				inc(ptc,2).push(2);
-				str.push(obj);
-				str.push({value:"(",type:4,pre:0,show:"("});
-			}
-			else if(cType===1){
-				if(pre.type===1){
-					pre.value+=cEv;
-					inc(ptc,1);
-				}
-				else {
-					str.push(obj);
-				}
-				allowed=type1;
-				asterick=type_1;
-			}
-			else if(cType===2){
-				allowed=type0;
-				asterick=empty;
-				inc(ptc,2);
-				str.push(obj);
-			}
-			else if(cType===3){//constant
-				str.push(obj);
-				allowed=type1;
-				asterick=type_3;
-			}
-			else if(cType===4){
-                pcounter+=ptc.length;
-                ptc=[];
-				bracToClose++;
-				allowed=type0;
-				asterick=empty;
-				str.push(obj);
-			}
-			else if(cType===5){
-				if(!bracToClose){
-					throw(new Mexp.exception("Closing parenthesis are more than opening one, wait What!!!"));
-				}
-                while(pcounter--){	//loop over ptc
-    						str.push({value:")",type:5,pre:0,show:")"});
-    			}
-                pcounter=0;
-				bracToClose--;
-				allowed=type1;
-				asterick=type_3;
-				str.push(obj);
-			}
-			else if(cType===6){
-				if(pre.hasDec){
-					throw(new Mexp.exception("Two decimals are not allowed in one number"));
-				}
-				if(pre.type!==1){
-					pre={value:0,type:1,pre:0};	//pre needs to be changed as it will the last value now to be safe in later code
-					str.push(pre);
-					inc(ptc,-1);
-				}
-				allowed=type6;
-				inc(ptc,1);
-				asterick=empty;
-				pre.value+=cEv;
-				pre.hasDec=true;
-			}
-			else if(cType===7){
-				allowed=type1;
-				asterick=type_3;
-				inc(ptc,1);
-				str.push(obj);
-			}
-			if(cType===8){
-				allowed=type0;
-				asterick=empty;
-				inc(ptc,4).push(4);
-				str.push(obj);
-				str.push({value:"(",type:4,pre:0,show:"("});
-			}
-			else if(cType===9){
-				if(pre.type===9){
-					if(pre.value===Mexp.math.add){
-						pre.value=cEv;
-						pre.show=cShow;
-						inc(ptc,1);
-					}
-					else if(pre.value===Mexp.math.sub&&cShow==='-'){
-						pre.value=Mexp.math.add;
-						pre.show='+';
-						inc(ptc,1);
-					}
-				}
-				else if(pre.type!==5&&pre.type!==7&&pre.type!==1&&pre.type!==3&&pre.type!==13){//changesign only when negative is found
-					if(cToken==='-'){//do nothing for + token
-									//don't add with the above if statement as that will run the else statement of parent if on Ctoken +
-						allowed=type0;
-						asterick=empty;
-						inc(ptc,2).push(2);
-						str.push({value:Mexp.math.changeSign,type:0,pre:21,show:"-"});
-						str.push({value:"(",type:4,pre:0,show:"("});
-					}
-				}
-				else{
-					str.push(obj);
-					inc(ptc,2);
-				}
-				allowed=type0;
-				asterick=empty;
-			}
-			else if(cType===10){
-				allowed=type0;
-				asterick=empty;
-				inc(ptc,2);
-				str.push(obj);
-			}
-			else if(cType===11){
-				allowed=type0;
-				asterick=empty;
-				str.push(obj);
-			}
-			else if(cType===12){
-				allowed=type0;
-				asterick=empty;
-				inc(ptc,6).push(6);
-				str.push(obj);
-				str.push({value:"(",type:4,pre:0});
-			}
-			else if(cType===13){
-				allowed=type1;
-				asterick=type_3;
-				str.push(obj);
-			}
-			inc(ptc,-1);
-			prevKey=key;
-		}
-		for(var j=ptc.length;j--;){	//loop over ptc
-			if(ptc[j]===0){
-
-				str.push({value:")",show:")",type:5,pre:3});
-				inc(ptc,-1).pop();
-			}
-		}
-		if (allowed[5]!==true) {
-			throw(new Mexp.exception("complete the expression"));
-		}
-		while(bracToClose--)
-			str.push({value:")",show:")",type:5,pre:3});
-
-		str.push({type:5,value:")",show:")",pre:0});
-//        console.log(str);
-		return new Mexp(str);
-	};
-    module.exports=Mexp;
-- 
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