Add in erro handeling forback end

backend/src/tokenizer.ts

@@ -1,6 +1,8 @@
 import Tokenizr from 'tokenizr'
 import { Op } from 'sequelize'
 
+export { ParsingError } from 'tokenizr'
+
 export class OrderByParser {
   lexer = new Tokenizr()
 
@@ -50,8 +52,8 @@ export class OrderByParser {
 const openGroupRegex = /\(/
 const closeGroupRegex = /\)/
 const conjunctinoRegex = /AND|OR/
-const equalityRegex = /([a-zA-Z]+)\s?(=|!=|<|>|<=|>=|:)\s?([a-zA-Z\d]+)/
-const stringEqualityRegex = /([a-zA-Z]+)\s?(=|!=|<|>|<=|>=|:)\s?\"([a-zA-Z\d\s]*)\"/
+const equalityRegex = /([a-zA-Z]+)\s?(=|!=|<|>|<=|>=|:)\s?([a-zA-Z'"\d]+)/
+const stringEqualityRegex = /([a-zA-Z]+)\s?(=|!=|<|>|<=|>=|:)\s?\"([a-zA-Z'"\d\s]*)\"/
 const spacerRegex = /\s/
 
 const opperatorMap = {