go语言配置文件解析库的使用TOML parser and encoder for Go with reflection

使用go get命令下载 go get github.com/BurntSushi/toml 会下载到你配置gopath/src目录下

TOML 的目标是成为一个极简的配置文件格式。TOML 被设计成可以无歧义地被映射为哈希表，从而被多种语言解析。

go语言中读取配置文件的

title = "TOML Example"[owner]name = "Tom Preston-Werner"organization = "GitHub"bio = "GitHub Cofounder & CEO\nLikes tater tots and beer."dob = 1979-05-27T07:32:00Z # First class dates? Why not?[database]server = "192.168.1.1"ports = [ 8001, 8001, 8002 ]connection_max = 5000enabled = true[servers]  # You can indent as you please. Tabs or spaces. TOML don't care.  [servers.alpha]  ip = "10.0.0.1"  dc = "eqdc10"  [servers.beta]  ip = "10.0.0.2"  dc = "eqdc10"[clients]data = [ ["gamma", "delta"], [1, 2] ] # just an update to make sure parsers support it# Line breaks are OK when inside arrayshosts = [  "alpha",  "omega"]

package mainimport (    "fmt"    "time"    "github.com/BurntSushi/toml")type tomlConfig struct {    Title   string    Owner   ownerInfo    DB      database `toml:"database"`    Servers map[string]server    Clients clients}type ownerInfo struct {    Name string    Org  string `toml:"organization"`    Bio  string    DOB  time.Time}type database struct {    Server  string    Ports   []int    ConnMax int `toml:"connection_max"`    Enabled bool}type server struct {    IP string    DC string}type clients struct {    Data  [][]interface{}    Hosts []string}func main() {    var config tomlConfig    if _, err := toml.DecodeFile("example.toml", &config); err != nil {        fmt.Println(err)        return    }    fmt.Printf("Title: %s\n", config.Title)    fmt.Printf("Owner: %s (%s, %s), Born: %s\n",        config.Owner.Name, config.Owner.Org, config.Owner.Bio,        config.Owner.DOB)    fmt.Printf("Database: %s %v (Max conn. %d), Enabled? %v\n",        config.DB.Server, config.DB.Ports, config.DB.ConnMax,        config.DB.Enabled)    for serverName, server := range config.Servers {        fmt.Printf("Server: %s (%s, %s)\n", serverName, server.IP, server.DC)    }    fmt.Printf("Client data: %v\n", config.Clients.Data)    fmt.Printf("Client hosts: %v\n", config.Clients.Hosts)}

    data := make(map[string]interface{})    toml.DecodeFile("example.toml", &data)    fmt.Println(len(data))    for key, _ := range data {        fmt.Println(key)    }

package mainimport (    "fmt"    "time"    //"strings"    "github.com/BurntSushi/toml")func main() {    data := make(map[string]interface{})    toml.DecodeFile("example.toml", &data)    fmt.Println(len(data))    for key, val := range data {        fmt.Println(key)        fmt.Println(val)    }    port := data["database"]    fmt.Println(port)}

5serversmap[alpha:map[ip:10.0.0.1 dc:eqdc10] beta:map[ip:10.0.0.2 dc:eqdc10]]clientsmap[data:[[gamma delta] [1 2]] hosts:[alpha omega]]titleTOML Exampleownermap[name:Tom Preston-Werner organization:GitHub bio:GitHub Cofounder & CEOLikes tater tots and beer. dob:1979-05-27 07:32:00 +0000 UTC]databasemap[server:192.168.1.1 ports:[8001 8001 8002] connection_max:5000 enabled:true]map[ports:[8001 8001 8002] connection_max:5000 enabled:true server:192.168.1.1]