Merge pull request #55 from arcage/v0.4.6

Fix email address validation.

shard.yml

@@ -1,5 +1,5 @@
 name: email
-version: 0.4.5
+version: 0.4.6
 
 authors:
   - ʕ·ᴥ·ʔAKJ <[email protected]>

spec/email/address_spec.cr

@@ -6,11 +6,16 @@ describe EMail::Address do
       EMail::Address.valid_address!("[email protected]").should eq "[email protected]"
     end
 
+    it "accepts domain part without \".\"" do
+      EMail::Address.valid_address!("aa@localhost").should eq "aa@localhost"
+    end
+
     it "raises Email::Error::AddressError when argument seems to be invalid as a email address" do
       expect_raises(EMail::Error::AddressError) {
         EMail::Address.valid_address!("aa@bb,cc")
       }
     end
+
   end
 
   describe ".valid_name!" do

src/email.cr

@@ -8,7 +8,7 @@ require "uri"
 require "./email/*"
 
 module EMail
-  VERSION           = "0.4.5"
+  VERSION           = "0.4.6"
   DEFAULT_SMTP_PORT = 25
 
   # :nodoc:

src/email/address.cr

@@ -6,7 +6,7 @@ class EMail::Address
   getter name
 
   # :nodoc:
-  ADDRESS_FORMAT = /\A[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`^{\|\}\~]+(\.[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`^{\|\}\~]+)*@[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`^{\|\}\~]+(\.[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`^{\|\}\~]+)+\z/
+  ADDRESS_FORMAT = /\A[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`\^\{\|\}\~]+(\.[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`\^\{\|\}\~]+)*@[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`\^\{\|\}\~]+(\.[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`\^\{\|\}\~]+)*\z/
 
   # :nodoc:
   NAME_FORMAT = /\A[a-zA-Z0-9\!\#\$\%\&\'\*\+\-\/\=\?\^\_\`\{\|\}\~ \t]+\z/