Make reservedDataType field mandatory in TokenizerOptions

Author: nene

src/lexer/Tokenizer.ts

@@ -132,7 +132,7 @@ export default class Tokenizer {
       },
       {
         type: TokenType.RESERVED_DATA_TYPE,
-        regex: regex.reservedWord(cfg.reservedDataTypes ?? [], cfg.identChars),
+        regex: regex.reservedWord(cfg.reservedDataTypes, cfg.identChars),
         text: toCanonical,
       },
       {

src/lexer/TokenizerOptions.ts

@@ -70,7 +70,7 @@ export interface TokenizerOptions {
   // built in function names
   reservedFunctionNames: string[];
   // data types
-  reservedDataTypes?: string[];
+  reservedDataTypes: string[];
   // all other reserved words (not included to any of the above lists)
   reservedKeywords: string[];
   // Types of quotes to use for strings

test/unit/Parser.test.ts

@@ -11,6 +11,7 @@ describe('Parser', () => {
         reservedJoins: ['JOIN'],
         reservedFunctionNames: ['SQRT', 'CURRENT_TIME'],
         reservedKeywords: ['BETWEEN', 'LIKE', 'ON', 'USING'],
+        reservedDataTypes: [],
         operators: [':'],
         extraParens: ['[]', '{}'],
         stringTypes: ["''-qq"],

test/unit/Tokenizer.test.ts

@@ -10,6 +10,7 @@ describe('Tokenizer', () => {
         reservedJoins: ['JOIN'],
         reservedFunctionNames: ['SQRT', 'CURRENT_TIME'],
         reservedKeywords: ['BETWEEN', 'LIKE', 'ON', 'USING'],
+        reservedDataTypes: [],
         stringTypes: ["''-qq"],
         identTypes: ['""-qq'],
       },