Be lenient of nil.

karelia · Apr 2, 2012 · fbbfa5e · fbbfa5e
1 parent e5e9618
commit fbbfa5e
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/KSUniformType.h b/KSUniformType.h
@@ -31,7 +31,7 @@
 
 + (id)uniformTypeWithFilenameExtension:(NSString *)extension;
 + (id)bestGuessUniformTypeForURL:(NSURL *)url;
-+ (id)uniformTypeWithIdentifier:(NSString *)identifier;
++ (id)uniformTypeWithIdentifier:(NSString *)identifier; // lenient and handles nil identifier by returning nil
 
 // KSUniformType returns the right to return nil should the identifier be unsuitable (a la NSURL). This doesn't happen at present though
 // Designated initializer

diff --git a/KSUniformType.m b/KSUniformType.m
@@ -182,6 +182,7 @@ + (id)uniformTypeWithFilenameExtension:(NSString *)extension;
 
 + (id)uniformTypeWithIdentifier:(NSString *)identifier;
 {
+    if (!identifier) return nil;
     return [[[self alloc] initWithIdentifier:identifier] autorelease];
 }