Update YTKTable.swift

sgxiang · sgxiang · commit 21eebbcf55d7 · 2015-12-08T12:05:08.000+08:00
modify: YTKTable `isExists` method
diff --git a/YTKKeyValueStore/YTKKeyValueStore/YTKTable.swift b/YTKKeyValueStore/YTKKeyValueStore/YTKTable.swift
@@ -16,7 +16,10 @@ public struct YTKTable{
     
     public var isExists : Bool {
         get{
-            return self.tableHandle != nil
+            guard tableHandle != nil else{
+                return false
+            }
+            return db?.scalar("SELECT EXISTS (SELECT * FROM sqlite_master WHERE type = 'table' AND name = ?)",name) as! Int64 > 0
         }
     }
     

Original file line number	Diff line number	Diff line change
`@@ -16,7 +16,10 @@ public struct YTKTable{`
`16`	`16`
`17`	`17`	`public var isExists : Bool {`
`18`	`18`	`get{`
`19`		`- return self.tableHandle != nil`
	`19`	`+ guard tableHandle != nil else{`
	`20`	`+ return false`
	`21`	`+ }`
	`22`	`+ return db?.scalar("SELECT EXISTS (SELECT * FROM sqlite_master WHERE type = 'table' AND name = ?)",name) as! Int64 > 0`
`20`	`23`	`}`
`21`	`24`	`}`
`22`	`25`