Add attributes to functions in std.net.isemail

Author: JackStouffer

std/net/isemail.d

@@ -1280,7 +1280,7 @@ struct EmailStatus
      *     domainPart = the domain part of the email address
      *        statusCode = the status code
      */
-    private this (bool valid, string localPart, string domainPart, EmailStatusCode statusCode)
+    private this (bool valid, string localPart, string domainPart, EmailStatusCode statusCode) @safe @nogc pure nothrow
     {
         this.valid_ = valid;
         this.localPart_ = localPart;
@@ -1289,37 +1289,37 @@ struct EmailStatus
     }
 
     /// Indicates if the email address is valid or not.
-    @property bool valid () const
+    @property bool valid() const @safe @nogc pure nothrow
     {
         return valid_;
     }
 
     /// The local part of the email address, that is, the part before the @ sign.
-    @property string localPart () const
+    @property string localPart() const @safe @nogc pure nothrow
     {
         return localPart_;
     }
 
     /// The domain part of the email address, that is, the part after the @ sign.
-    @property string domainPart () const
+    @property string domainPart() const @safe @nogc pure nothrow
     {
         return domainPart_;
     }
 
     /// The email status code
-    @property EmailStatusCode statusCode () const
+    @property EmailStatusCode statusCode() const @safe @nogc pure nothrow
     {
         return statusCode_;
     }
 
     /// Returns a describing string of the status code
-    @property string status () const
+    @property string status() const @safe @nogc pure nothrow
     {
         return statusCodeDescription(statusCode_);
     }
 
     /// Returns a textual representation of the email status
-    string toString () const
+    string toString() const @safe pure
     {
         import std.format : format;
         return format("EmailStatus\n{\n\tvalid: %s\n\tlocalPart: %s\n\tdomainPart: %s\n\tstatusCode: %s\n}", valid,
@@ -1328,7 +1328,7 @@ struct EmailStatus
 }
 
 /// Returns a describing string of the given status code
-string statusCodeDescription (EmailStatusCode statusCode)
+string statusCodeDescription(EmailStatusCode statusCode) @safe @nogc pure nothrow
 {
     final switch (statusCode)
     {