Rewriting everything.

Package.swift

@@ -1,3 +1,5 @@
+// swift-tools-version:4.0
+// The swift-tools-version declares the minimum version of Swift required to build this package.
 //
 //  Package.swift
 //  Perfect-INIParser
@@ -20,5 +22,20 @@
 import PackageDescription
 
 let package = Package(
-    name: "INIParser"
+    name: "INIParser",
+    products: [
+        .library(
+            name: "INIParser",
+            targets: ["INIParser"]),
+    ],
+    dependencies: [
+    ],
+    targets: [
+        .target(
+            name: "INIParser",
+            dependencies: []),
+        .testTarget(
+            name: "INIParserTests",
+            dependencies: ["INIParser"]),
+    ]
 )

README.md

@@ -24,7 +24,6 @@
 <p align="center">
     <a href="https://developer.apple.com/swift/" target="_blank">
         <img src="https://img.shields.io/badge/Swift-4.0-orange.svg?style=flat" alt="Swift 4.0">
-        <img src="https://img.shields.io/badge/Swift-3.1-orange.svg?style=flat" alt="Swift 3.1">
     </a>
     <a href="https://developer.apple.com/swift/" target="_blank">
         <img src="https://img.shields.io/badge/Platforms-OS%20X%20%7C%20Linux%20-lightgray.svg?style=flat" alt="Platforms OS X | Linux">
@@ -42,22 +41,14 @@
 
 This project provides an express parser for [INI](https://en.wikipedia.org/wiki/INI_file) files.
 
-This package builds with Swift Package Manager of Swift 3.1 Tool Chain and is part of the [Perfect](https://github.com/PerfectlySoft/Perfect) project but can be used as an independent module.
+This package builds with Swift Package Manager of Swift 4 Tool Chain and is part of the [Perfect](https://github.com/PerfectlySoft/Perfect) project but can be used as an independent module.
 
 ## Quick Start
 
 Configure Package.swift:
 
-For Swift 3.1:
-
-``` swift
-.Package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", majorVersion: 1)
-```
-
-For Swift 4.0:
-
 ``` swift
-.package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", from: "1.0.0")
+.package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", from: "3.0.0")
 
 ...
 
@@ -89,7 +80,7 @@ For most regular lines under a certain section, use `sections` attribute of `INI
 myVariable = myValue
 ```
 
-Then `let v = ini.sections["[GroupA]"]?["myVariable"]` will get the value as `"myValue"`.
+Then `let v = ini.sections["GroupA"]?["myVariable"]` will get the value as `"myValue"`.
 
 ### Variables without Section
 

README.zh_CN.md

@@ -24,7 +24,6 @@
 <p align="center">
     <a href="https://developer.apple.com/swift/" target="_blank">
         <img src="https://img.shields.io/badge/Swift-4.0-orange.svg?style=flat" alt="Swift 4.0">
-        <img src="https://img.shields.io/badge/Swift-3.1-orange.svg?style=flat" alt="Swift 3.1">
     </a>
     <a href="https://developer.apple.com/swift/" target="_blank">
         <img src="https://img.shields.io/badge/Platforms-OS%20X%20%7C%20Linux%20-lightgray.svg?style=flat" alt="Platforms OS X | Linux">
@@ -42,22 +41,14 @@
 
 本项目是一个简单的[INI文件](http://baike.baidu.com/item/ini文件)解析器。
 
-本项目采用Swift 3.1 工具链中的SPM软件包管理器编译，是[Perfect](https://github.com/PerfectlySoft/Perfect) 项目的一部分，但也可以作为独立模块使用。
+本项目采用Swift 4 工具链中的SPM软件包管理器编译，是[Perfect](https://github.com/PerfectlySoft/Perfect) 项目的一部分，但也可以作为独立模块使用。
 
 ## 快速上手
 
 配置 Package.swift 文件：
 
-如果使用 Swift 3.1:
-
-``` swift
-.Package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", majorVersion: 1)
-```
-
-如果使用 Swift 4.0:
-
 ``` swift
-.package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", from: "1.0.0")
+.package(url: "https://github.com/PerfectlySoft/Perfect-INIParser.git", from: "3.0.0")
 
 ...
 
@@ -89,7 +80,7 @@ let ini = try INIParser("/path/to/somefile.ini")
 myVariable = myValue
 ```
 
-此时使用语句 `let v = ini.sections["[GroupA]"]?["myVariable"]` 可以得到字符串值 `"myValue"`.
+此时使用语句 `let v = ini.sections["GroupA"]?["myVariable"]` 可以得到字符串值 `"myValue"`.
 
 ### 无章节变量