refactor: move helper methods to utility file

Signed-off-by: Mats Johansson <extern.mats.johansson@digg.se>

Author: mmjohansson

src/rulesets/DokRules.ts

@@ -10,6 +10,7 @@ import { Dok03Base } from './rulesetUtil.js';
 import { Dok15Base } from './rulesetUtil.js';
 import { commonEnglishWords, commonSwedishWords } from './constants/CommonWords.js';
 import * as chrono from 'chrono-node';
+import { containsDate } from './util/DokRulesUtil.js';
 const moduleName: string = 'DokRules.js';
 
 export class Dok15Get extends Dok15Base {
@@ -361,39 +362,6 @@ export class Dok10 extends BaseRuleset {
           return [];
         }
 
-        const translateToEnglish = (text: string): string => {
-          return text
-            .replace(/\bjan(uari)?\b/gi, 'January')
-            .replace(/\bfeb(ruari)?\b/gi, 'February')
-            .replace(/\bmar(s)?\b/gi, 'March')
-            .replace(/\bapr(il)?\b/gi, 'April')
-            .replace(/\bmaj\b/gi, 'May')
-            .replace(/\bjun(i)?\b/gi, 'June')
-            .replace(/\bjul(i)?\b/gi, 'July')
-            .replace(/\baug(usti)?\b/gi, 'August')
-            .replace(/\bsep(tember)?\b/gi, 'September')
-            .replace(/\bokt(ober)?\b/gi, 'October')
-            .replace(/\bnov(ember)?\b/gi, 'November')
-            .replace(/\bdec(ember)?\b/gi, 'December')
-            .replace(/\bidag\b/gi, 'today')
-            .replace(/\bimorgon\b/gi, 'tomorrow')
-            .replace(/\b(igår|i går)\b/gi, 'yesterday')
-            .replace(/\bnästa\b/gi, 'next');
-        };
-
-        const containsDate = (input: string): boolean => {
-          if (typeof input !== 'string') {
-            return false;
-          }
-          const translatedInput = translateToEnglish(input);
-          const results = chrono.parseDate(translatedInput);
-          if (results != null) {
-            return true;
-          } else {
-            return false;
-          }
-        };
-
         let description = targetVal?.description;
         let deprecationDate = targetVal?.['x-deprecationDate'];
 
@@ -426,7 +394,7 @@ export class Dok10 extends BaseRuleset {
   ];
   constructor() {
     super();
-    super.initializeFormats(['OAS2', 'OAS3']);
+    super.initializeFormats(['OAS3']);
   }
   severity = DiagnosticSeverity.Error;
 }

src/rulesets/util/DokRulesUtil.ts

@@ -0,0 +1,38 @@
+// SPDX-FileCopyrightText: 2025 diggsweden/rest-api-profil-lint-processor
+//
+// SPDX-License-Identifier: EUPL-1.2
+
+import * as chrono from 'chrono-node';
+
+export const translateToEnglish = (text: string): string => {
+  return text
+    .replace(/\bjan(uari)?\b/gi, 'January')
+    .replace(/\bfeb(ruari)?\b/gi, 'February')
+    .replace(/\bmar(s)?\b/gi, 'March')
+    .replace(/\bapr(il)?\b/gi, 'April')
+    .replace(/\bmaj\b/gi, 'May')
+    .replace(/\bjun(i)?\b/gi, 'June')
+    .replace(/\bjul(i)?\b/gi, 'July')
+    .replace(/\baug(usti)?\b/gi, 'August')
+    .replace(/\bsep(tember)?\b/gi, 'September')
+    .replace(/\bokt(ober)?\b/gi, 'October')
+    .replace(/\bnov(ember)?\b/gi, 'November')
+    .replace(/\bdec(ember)?\b/gi, 'December')
+    .replace(/\bidag\b/gi, 'today')
+    .replace(/\bimorgon\b/gi, 'tomorrow')
+    .replace(/\b(igår|i går)\b/gi, 'yesterday')
+    .replace(/\bnästa\b/gi, 'next');
+};
+
+export const containsDate = (input: string): boolean => {
+  if (typeof input !== 'string') {
+    return false;
+  }
+  const translatedInput = translateToEnglish(input);
+  const results = chrono.parseDate(translatedInput);
+  if (results != null) {
+    return true;
+  } else {
+    return false;
+  }
+};