feat: added finnish locale to isAlpha and isAlphanumeric (#1837)

Co-authored-by: Markus Tyrkkö <markus.tyrkko@nitor.com>

README.md

@@ -85,8 +85,8 @@ Validator                               | Description
 **contains(str, seed [, options ])**    | check if the string contains the seed.<br/><br/>`options` is an object that defaults to `{ ignoreCase: false}`.<br/>`ignoreCase` specified whether the case of the substring be same or not.
 **equals(str, comparison)**             | check if the string matches the comparison.
 **isAfter(str [, date])**               | check if the string is a date that's after the specified date (defaults to now).
-**isAlpha(str [, locale, options])**    | check if the string contains only letters (a-zA-Z).<br/><br/>Locale is one of `['ar', 'ar-AE', 'ar-BH', 'ar-DZ', 'ar-EG', 'ar-IQ', 'ar-JO', 'ar-KW', 'ar-LB', 'ar-LY', 'ar-MA', 'ar-QA', 'ar-QM', 'ar-SA', 'ar-SD', 'ar-SY', 'ar-TN', 'ar-YE', 'bg-BG', 'cs-CZ', 'da-DK', 'de-DE', 'el-GR', 'en-AU', 'en-GB', 'en-HK', 'en-IN', 'en-NZ', 'en-US', 'en-ZA', 'en-ZM', 'es-ES', 'fa-IR', 'fr-CA', 'fr-FR', 'he', 'hi-IN', 'hu-HU', 'it-IT', 'ku-IQ', 'nb-NO', 'nl-NL', 'nn-NO', 'pl-PL', 'pt-BR', 'pt-PT', 'ru-RU', 'sl-SI', 'sk-SK', 'sr-RS', 'sr-RS@latin', 'sv-SE', 'tr-TR', 'uk-UA']`) and defaults to `en-US`. Locale list is `validator.isAlphaLocales`. options is an optional object that can be supplied with the following key(s): ignore which can either be a String or RegExp of characters to be ignored e.g. " -" will ignore spaces and -'s.
-**isAlphanumeric(str [, locale, options])**      | check if the string contains only letters and numbers (a-zA-Z0-9).<br/><br/>Locale is one of `['ar', 'ar-AE', 'ar-BH', 'ar-DZ', 'ar-EG', 'ar-IQ', 'ar-JO', 'ar-KW', 'ar-LB', 'ar-LY', 'ar-MA', 'ar-QA', 'ar-QM', 'ar-SA', 'ar-SD', 'ar-SY', 'ar-TN', 'ar-YE', 'bg-BG', 'cs-CZ', 'da-DK', 'de-DE', 'el-GR', 'en-AU', 'en-GB', 'en-HK', 'en-IN', 'en-NZ', 'en-US', 'en-ZA', 'en-ZM', 'es-ES', 'fa-IR', 'fr-CA', 'fr-FR', 'he', 'hi-IN', 'hu-HU', 'it-IT', 'ku-IQ', 'nb-NO', 'nl-NL', 'nn-NO', 'pl-PL', 'pt-BR', 'pt-PT', 'ru-RU', 'sl-SI', 'sk-SK', 'sr-RS', 'sr-RS@latin', 'sv-SE', 'tr-TR', 'uk-UA']`) and defaults to `en-US`. Locale list is `validator.isAlphanumericLocales`. options is an optional object that can be supplied with the following key(s): ignore which can either be a String or RegExp of characters to be ignored e.g. " -" will ignore spaces and -'s.
+**isAlpha(str [, locale, options])**    | check if the string contains only letters (a-zA-Z).<br/><br/>Locale is one of `['ar', 'ar-AE', 'ar-BH', 'ar-DZ', 'ar-EG', 'ar-IQ', 'ar-JO', 'ar-KW', 'ar-LB', 'ar-LY', 'ar-MA', 'ar-QA', 'ar-QM', 'ar-SA', 'ar-SD', 'ar-SY', 'ar-TN', 'ar-YE', 'bg-BG', 'cs-CZ', 'da-DK', 'de-DE', 'el-GR', 'en-AU', 'en-GB', 'en-HK', 'en-IN', 'en-NZ', 'en-US', 'en-ZA', 'en-ZM', 'es-ES', 'fa-IR', 'fi-FI', 'fr-CA', 'fr-FR', 'he', 'hi-IN', 'hu-HU', 'it-IT', 'ku-IQ', 'nb-NO', 'nl-NL', 'nn-NO', 'pl-PL', 'pt-BR', 'pt-PT', 'ru-RU', 'sl-SI', 'sk-SK', 'sr-RS', 'sr-RS@latin', 'sv-SE', 'tr-TR', 'uk-UA']`) and defaults to `en-US`. Locale list is `validator.isAlphaLocales`. options is an optional object that can be supplied with the following key(s): ignore which can either be a String or RegExp of characters to be ignored e.g. " -" will ignore spaces and -'s.
+**isAlphanumeric(str [, locale, options])**      | check if the string contains only letters and numbers (a-zA-Z0-9).<br/><br/>Locale is one of `['ar', 'ar-AE', 'ar-BH', 'ar-DZ', 'ar-EG', 'ar-IQ', 'ar-JO', 'ar-KW', 'ar-LB', 'ar-LY', 'ar-MA', 'ar-QA', 'ar-QM', 'ar-SA', 'ar-SD', 'ar-SY', 'ar-TN', 'ar-YE', 'bg-BG', 'cs-CZ', 'da-DK', 'de-DE', 'el-GR', 'en-AU', 'en-GB', 'en-HK', 'en-IN', 'en-NZ', 'en-US', 'en-ZA', 'en-ZM', 'es-ES', 'fa-IR', 'fi-FI', 'fr-CA', 'fr-FR', 'he', 'hi-IN', 'hu-HU', 'it-IT', 'ku-IQ', 'nb-NO', 'nl-NL', 'nn-NO', 'pl-PL', 'pt-BR', 'pt-PT', 'ru-RU', 'sl-SI', 'sk-SK', 'sr-RS', 'sr-RS@latin', 'sv-SE', 'tr-TR', 'uk-UA']`) and defaults to `en-US`. Locale list is `validator.isAlphanumericLocales`. options is an optional object that can be supplied with the following key(s): ignore which can either be a String or RegExp of characters to be ignored e.g. " -" will ignore spaces and -'s.
 **isAscii(str)**                        | check if the string contains ASCII chars only.
 **isBase32(str)**                       | check if a string is base32 encoded.
 **isBase58(str)**                       | check if a string is base58 encoded.

src/lib/alpha.js

@@ -8,6 +8,7 @@ export const alpha = {
   'el-GR': /^[Α-ώ]+$/i,
   'es-ES': /^[A-ZÁÉÍÑÓÚÜ]+$/i,
   'fa-IR': /^[ابپتثجچحخدذرزژسشصضطظعغفقکگلمنوهی]+$/i,
+  'fi-FI': /^[A-ZÅÄÖ]+$/i,
   'fr-FR': /^[A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ]+$/i,
   'it-IT': /^[A-ZÀÉÈÌÎÓÒÙ]+$/i,
   'nb-NO': /^[A-ZÆØÅ]+$/i,
@@ -42,6 +43,7 @@ export const alphanumeric = {
   'de-DE': /^[0-9A-ZÄÖÜß]+$/i,
   'el-GR': /^[0-9Α-ω]+$/i,
   'es-ES': /^[0-9A-ZÁÉÍÑÓÚÜ]+$/i,
+  'fi-FI': /^[0-9A-ZÅÄÖ]+$/i,
   'fr-FR': /^[0-9A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ]+$/i,
   'it-IT': /^[0-9A-ZÀÉÈÌÎÓÒÙ]+$/i,
   'hu-HU': /^[0-9A-ZÁÉÍÓÖŐÚÜŰ]+$/i,

test/validators.js

@@ -1497,6 +1497,24 @@ describe('Validators', () => {
     });
   });
 
+  it('should validate finnish alpha strings', () => {
+    test({
+      validator: 'isAlpha',
+      args: ['fi-FI'],
+      valid: [
+        'äiti',
+        'Öljy',
+        'Åke',
+        'testÖ',
+      ],
+      invalid: [
+        'AİıÖöÇ窺ĞğÜüZ',
+        'äöå123',
+        '',
+      ],
+    });
+  });
+
   it('should validate kurdish alpha strings', () => {
     test({
       validator: 'isAlpha',
@@ -1981,6 +1999,24 @@ describe('Validators', () => {
     });
   });
 
+  it('should validate finnish alphanumeric strings', () => {
+    test({
+      validator: 'isAlphanumeric',
+      args: ['fi-FI'],
+      valid: [
+        'äiti124',
+        'ÖLJY1234',
+        '123Åke',
+        '451åå23',
+      ],
+      invalid: [
+        'AİıÖöÇ窺ĞğÜüZ',
+        'foo!!',
+        '',
+      ],
+    });
+  });
+
   it('should validate german alphanumeric strings', () => {
     test({
       validator: 'isAlphanumeric',