         return true
     }
     
-    /// Calculates the file‘s sha1
+    /// Calculate the file‘s sha1
     ///
     /// - parameter digestPointer: hash pointer
     /// - parameter readStream:    readable stream object

    /// The Bytes length of the data to read each time
    private let sizeForReadingData: Int = 4096
    
    /// Calculates the file hash string
    ///
    /// - parameter type:     HashType
    /// - parameter filePath: file path

        return true
    }
    
    /// Calculate the file‘s sha256
    ///
    /// - parameter digestPointer: hash pointer
    /// - parameter readStream:    readable stream object
