Added email_rfc_5322 pattern

2 files changed, 17 insertions, 0 deletions

diff --git a/src/edify/library/__init__.py b/src/edify/library/__init__.py
index 5411d36..e77c7f6 100644
--- a/src/edify/library/__init__.py
+++ b/src/edify/library/__init__.py
@@ -2,4 +2,5 @@
 
 # Import everything from the library.
 from .mail import email
+from .mail import email_rfc_5322
 from .phone import phone_number
diff --git a/src/edify/library/mail.py b/src/edify/library/mail.py
index ecb0cf2..02f9484 100644
--- a/src/edify/library/mail.py
+++ b/src/edify/library/mail.py
@@ -1,6 +1,7 @@
 import re
 
 pattern = r"^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$" # noqa
+rfc_5322_pattern = "(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|\"(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21\\x23-\\x5b\\x5d-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])*\")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21-\\x5a\\x53-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])+)\\])" # noqa
 
 
 def email(email: str) -> bool:
@@ -16,3 +17,18 @@ def email(email: str) -> bool:
         return True
     else:
         return False
+
+
+def email_rfc_5322(email: str) -> bool:
+    """Checks if a string is a valid email address.
+
+    Args:
+        email (str): The string to check.
+    Returns:
+        bool: True if the string is a valid email address, False otherwise.
+    """
+
+    if re.match(rfc_5322_pattern, email):
+        return True
+    else:
+        return False