From ef1ce4807490fd281e8322341d1c9bae6675b681 Mon Sep 17 00:00:00 2001
From: Zachary West <zacwest@gmail.com>
Date: Sun, 22 Feb 2015 16:00:00 -0800
Subject: [PATCH] Fix tags with a space but no attributes to speak of

---
 Example/Tests/Tests/ZSWStringParserSpec.m    | 6 ++++--
 ZSWTaggedString/Private/ZSWStringParserTag.m | 5 +++++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Example/Tests/Tests/ZSWStringParserSpec.m b/Example/Tests/Tests/ZSWStringParserSpec.m
index 99d7eed..e491adf 100644
--- a/Example/Tests/Tests/ZSWStringParserSpec.m
+++ b/Example/Tests/Tests/ZSWStringParserSpec.m
@@ -29,7 +29,7 @@
             }).to.raise(NSInvalidArgumentException);
         });
     });
-        
+    
     __block id mockOptions;
     
     beforeEach(^{
@@ -92,7 +92,7 @@
     });
     
     it(@"should handle a string with multiple overlapping and non-overlapping tags", ^{
-        ZSWTaggedString *taggedString = [ZSWTaggedString stringWithString:@"<all><qual>If I come <sad>without</sad> a thing</qual>, <suppose>then I come with <happy>all</happy> I need</suppose></all>"];
+        ZSWTaggedString *taggedString = [ZSWTaggedString stringWithString:@"<all><qual>If I come <sad >without</sad> a thing</qual>, <suppose >then I come with <happy>all</happy> I need</suppose></all>"];
         
         NSArray *tags;
         [[mockOptions expect] updateAttributedString:OCMOCK_ANY
@@ -145,6 +145,8 @@
         expect(tag.tagName).to.equal(@"hungry");
         expect(tag.tagRange.location).to.equal(5);
         expect(tag.tagRange.length).to.equal(0);
+        
+        expect(tag.tagAttributes).to.equal(@{@"type": @"lol"});
     });
 });
 
diff --git a/ZSWTaggedString/Private/ZSWStringParserTag.m b/ZSWTaggedString/Private/ZSWStringParserTag.m
index 44ba28a..272e25d 100644
--- a/ZSWTaggedString/Private/ZSWStringParserTag.m
+++ b/ZSWTaggedString/Private/ZSWStringParserTag.m
@@ -85,6 +85,11 @@ - (void)addRawTagAttributes:(NSString *)rawTagAttributes {
         // eat any whitespace at the start
         [scanner scanCharactersFromSet:whitespaceSet intoString:NULL];
         
+        if (scanner.isAtEnd) {
+            // e.g., a tag like <dog ></dog> might produce just a space attribute
+            break;
+        }
+        
         // Scan up to '=' or ' '
         NSString *attributeName;
         [scanner scanUpToCharactersFromSet:nameBreakSet intoString:&attributeName];