From 8f01366b146270c2d98340550a62ec17b909d66c Mon Sep 17 00:00:00 2001
From: Danilo Becke <danilobecke@gmail.com>
Date: Thu, 24 Jun 2021 13:50:22 -0300
Subject: [PATCH] Make middle name return nil when not present

---
 Sources/LicenseParser/FieldParser.swift              | 3 ++-
 Tests/LicenseParserTests/DriverLicenseNameSpec.swift | 9 +++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/Sources/LicenseParser/FieldParser.swift b/Sources/LicenseParser/FieldParser.swift
index 66e0d66..5e45b0b 100755
--- a/Sources/LicenseParser/FieldParser.swift
+++ b/Sources/LicenseParser/FieldParser.swift
@@ -265,7 +265,8 @@ public class FieldParser: FieldParsing {
     - Returns: An optional value parsed out of the raw data
   */
   public func parseMiddleName() -> String? {
-    return parseString(key: "middleName")
+    let middleName = parseString(key: "middleName")
+    return middleName?.caseInsensitiveCompare("NONE") == .orderedSame ? nil : middleName
   }
 
   /**
diff --git a/Tests/LicenseParserTests/DriverLicenseNameSpec.swift b/Tests/LicenseParserTests/DriverLicenseNameSpec.swift
index 561f381..d321aac 100644
--- a/Tests/LicenseParserTests/DriverLicenseNameSpec.swift
+++ b/Tests/LicenseParserTests/DriverLicenseNameSpec.swift
@@ -25,5 +25,14 @@ class DriverLicenseNameSpec: QuickSpec{
         expect(result.suffix).to(equal(.second))
       }
     }
+
+    describe("when the middle name is not present") {
+        it("should return nil") {
+            let sut = Parser(data: "DADNONE")
+            let result = sut.parse()
+
+            expect(result.middleName).to(beNil())
+        }
+    }
   }
 }