Adding getters for the sqlite '-wal' & '-shm' file paths.

Author: robbiehanson

YapDatabase/YapDatabase.h

@@ -257,6 +257,8 @@ extern NSString *const YapDatabaseAllKeysRemovedKey;
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
 @property (nonatomic, strong, readonly) NSString *databasePath;
+@property (nonatomic, strong, readonly) NSString *databasePath_wal;
+@property (nonatomic, strong, readonly) NSString *databasePath_shm;
 
 @property (nonatomic, strong, readonly) YapDatabaseSerializer objectSerializer;
 @property (nonatomic, strong, readonly) YapDatabaseDeserializer objectDeserializer;

YapDatabase/YapDatabase.m

@@ -197,7 +197,9 @@ + (YapDatabaseDeserializer)timestampDeserializer
 #pragma mark Properties
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
-@synthesize databasePath;
+@synthesize databasePath = databasePath;
+@dynamic databasePath_wal;
+@dynamic databasePath_shm;
 
 @synthesize objectSerializer = objectSerializer;
 @synthesize objectDeserializer = objectDeserializer;
@@ -214,6 +216,16 @@ + (YapDatabaseDeserializer)timestampDeserializer
 @dynamic options;
 @dynamic sqliteVersion;
 
+- (NSString *)databasePath_wal
+{
+	return [databasePath stringByAppendingString:@"-wal"];
+}
+
+- (NSString *)databasePath_shm
+{
+	return [databasePath stringByAppendingString:@"-shm"];
+}
+
 - (YapDatabaseOptions *)options
 {
 	return [options copy];