fixed issue #2432

src/lib/isEmail.js

@@ -1,9 +1,9 @@
-import assertString from './util/assertString.js';
+import assertString from './util/assertString';
 
-import isByteLength from './isByteLength.js';
-import isFQDN from './isFQDN.js';
-import isIP from './isIP.js';
-import merge from './util/merge.js';
+import isByteLength from './isByteLength';
+import isFQDN from './isFQDN';
+import isIP from './isIP';
+import merge from './util/merge';
 
 const default_email_options = {
   allow_display_name: false,
@@ -106,7 +106,7 @@ export default function isEmail(str, options) {
   }
 
   let user = parts.join('@');
-  
+
   if (options.domain_specific_validation && (lower_domain === 'gmail.com' || lower_domain === 'googlemail.com')) {
     /*
     Previously we removed dots for gmail addresses before validating.
@@ -115,31 +115,31 @@ export default function isEmail(str, options) {
     Gmail only normalizes single dots, removing them from here is pointless,
     should be done in normalizeEmail
     */
-   user = user.toLowerCase();
-   
-   // Removing sub-address from username before gmail validation
-   const username = user.split('+')[0];
-   
-   // Dots are not included in gmail length restriction
-   if (!isByteLength(username.replace(/\./g, ''), { min: 6, max: 30 })) {
-     return false;
+    user = user.toLowerCase();
+
+    // Removing sub-address from username before gmail validation
+    const username = user.split('+')[0];
+
+    // Dots are not included in gmail length restriction
+    if (!isByteLength(username.replace(/\./g, ''), { min: 6, max: 30 })) {
+      return false;
     }
-    
+
     const user_parts = username.split('.');
     for (let i = 0; i < user_parts.length; i++) {
       if (!gmailUserPart.test(user_parts[i])) {
         return false;
       }
     }
   }
-  
+
   if (options.ignore_max_length === false && (
     !isByteLength(user, { max: 64 }) ||
     !isByteLength(domain, { max: 254 }))
   ) {
     return false;
   }
-  
+
   if (!isFQDN(domain, {
     require_tld: options.require_tld,
     ignore_max_length: options.ignore_max_length,
@@ -148,29 +148,29 @@ export default function isEmail(str, options) {
     if (!options.allow_ip_domain) {
       return false;
     }
-    
+
     if (!isIP(domain)) {
       if (!domain.startsWith('[') || !domain.endsWith(']')) {
         return false;
       }
-      
+
       let noBracketdomain = domain.slice(1, -1);
-      
+
       if (noBracketdomain.length === 0 || !isIP(noBracketdomain)) {
         return false;
       }
     }
   }
-  
+
   if (options.blacklisted_chars) {
     if (user.search(new RegExp(`[${options.blacklisted_chars}]+`, 'g')) !== -1) return false;
   }
-  
+
   if (user[0] === '"' && user[user.length - 1] === '"') {
     user = user.slice(1, user.length - 1);
     return options.allow_utf8_local_part ?
-    quotedEmailUserUtf8.test(user) :
-    quotedEmailUser.test(user);
+      quotedEmailUserUtf8.test(user) :
+      quotedEmailUser.test(user);
   }
 
   const pattern = options.allow_utf8_local_part ?