From 4baeb6ce14a97371f5602b8474aa27a5389a9a9f Mon Sep 17 00:00:00 2001
From: L1MeN9Yu <baal998.mophisto@gmail.com>
Date: Wed, 5 Jan 2022 10:03:50 +0800
Subject: [PATCH] [LevelDB] : Cache make public

---
 Sources/LMDB/Version/Version.swift | 20 +++++---------------
 Sources/LevelDB/Cache.swift        |  2 +-
 Sources/LevelDB/Database.swift     |  6 +++---
 Sources/LevelDB/WriteBatch.swift   |  2 +-
 4 files changed, 10 insertions(+), 20 deletions(-)

diff --git a/Sources/LMDB/Version/Version.swift b/Sources/LMDB/Version/Version.swift
index c012308..b133fef 100644
--- a/Sources/LMDB/Version/Version.swift
+++ b/Sources/LMDB/Version/Version.swift
@@ -8,23 +8,13 @@
 public enum Version {}
 
 public extension Version {
-    static let string = {
-        "\(major).\(minor).\(patch)"
-    }()
+    static let string = "\(major).\(minor).\(patch)"
 
-    static let major = {
-        MDB_VERSION_MAJOR
-    }()
+    static let major = MDB_VERSION_MAJOR
 
-    static let minor = {
-        MDB_VERSION_MINOR
-    }()
+    static let minor = MDB_VERSION_MINOR
 
-    static let patch = {
-        MDB_VERSION_PATCH
-    }()
+    static let patch = MDB_VERSION_PATCH
 
-    static let date = {
-        MDB_VERSION_DATE
-    }()
+    static let date = MDB_VERSION_DATE
 }
diff --git a/Sources/LevelDB/Cache.swift b/Sources/LevelDB/Cache.swift
index 29d9d0c..a102505 100644
--- a/Sources/LevelDB/Cache.swift
+++ b/Sources/LevelDB/Cache.swift
@@ -7,7 +7,7 @@
 public class Cache {
     let pointer: OpaquePointer
 
-    init(type: Type) {
+    public init(type: Type) {
         switch type {
         case .lru(let capacity):
             pointer = leveldb_cache_create_lru(capacity)
diff --git a/Sources/LevelDB/Database.swift b/Sources/LevelDB/Database.swift
index b3ff818..ab2f545 100644
--- a/Sources/LevelDB/Database.swift
+++ b/Sources/LevelDB/Database.swift
@@ -41,7 +41,7 @@ public class Database {
 public extension Database {
     func put<Value: DataEncodable>(key: String, value: Value) throws {
         let valueData = try value.toData()
-        try valueData.toData().withUnsafeBytes { (rawBufferPointer: UnsafeRawBufferPointer) -> Void in
+        try valueData.toData().withUnsafeBytes { (rawBufferPointer: UnsafeRawBufferPointer) in
             let unsafeBufferPointer = rawBufferPointer.bindMemory(to: Int8.self)
             guard let unsafePointer = unsafeBufferPointer.baseAddress else {
                 throw LevelDBError.put(message: nil)
@@ -58,7 +58,7 @@ public extension Database {
     }
 
     func get<Value: DataDecodable>(key: String) throws -> Value? {
-        var valueLength: Int = 0
+        var valueLength = 0
         var errorPointer: UnsafeMutablePointer<Int8>?
         guard let dataPointer = leveldb_get(pointer, readOption.pointer, key, key.utf8.count, &valueLength, &errorPointer) else {
             if let error = errorPointer {
@@ -131,7 +131,7 @@ public extension Database {
                 let keyData = Data(bytes: keyPointer, count: keyLength)
                 let value = Data(bytes: valuePointer, count: valueLength)
                 if let key = String(data: keyData, encoding: .utf8) {
-                    var stop: Bool = false
+                    var stop = false
                     action(key, value, &stop)
 
                     if stop { break }
diff --git a/Sources/LevelDB/WriteBatch.swift b/Sources/LevelDB/WriteBatch.swift
index 9ecf3a6..2e0711d 100644
--- a/Sources/LevelDB/WriteBatch.swift
+++ b/Sources/LevelDB/WriteBatch.swift
@@ -24,7 +24,7 @@ public class WriteBatch {
 public extension WriteBatch {
     func put<Value: DataEncodable>(key: String, value: Value) throws {
         let valueData = try value.toData()
-        try valueData.withUnsafeBytes { (rawBufferPointer: UnsafeRawBufferPointer) -> Void in
+        try valueData.withUnsafeBytes { (rawBufferPointer: UnsafeRawBufferPointer) in
             let unsafeBufferPointer = rawBufferPointer.bindMemory(to: Int8.self)
             guard let unsafePointer = unsafeBufferPointer.baseAddress else {
                 throw LevelDBError.put(message: nil)