mirror of
https://github.com/beego/bee.git
synced 2024-11-25 15:00:55 +00:00
e927a9193d
This enhances the output of bee help/usage by using colored and bold text to highlight examples.
131 lines
3.0 KiB
Go
131 lines
3.0 KiB
Go
package main
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import (
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"bufio"
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"bytes"
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"fmt"
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"io"
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"os"
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"os/exec"
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path "path/filepath"
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"regexp"
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"strings"
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)
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var cmdVersion = &Command{
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UsageLine: "version",
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Short: "Prints the current Bee version",
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Long: `
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Prints the current Bee, Beego and Go version alongside the platform information.
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`,
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}
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const verboseVersionBanner string = `%s%s______
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| ___ \
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| |_/ / ___ ___
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| ___ \ / _ \ / _ \
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| |_/ /| __/| __/
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\____/ \___| \___| v{{ .BeeVersion }}%s
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%s%s
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├── Beego : {{ .BeegoVersion }}
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├── GoVersion : {{ .GoVersion }}
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├── GOOS : {{ .GOOS }}
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├── GOARCH : {{ .GOARCH }}
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├── NumCPU : {{ .NumCPU }}
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├── GOPATH : {{ .GOPATH }}
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├── GOROOT : {{ .GOROOT }}
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├── Compiler : {{ .Compiler }}
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└── Date : {{ Now "Monday, 2 Jan 2006" }}%s
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`
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const shortVersionBanner = `%s%s______
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| ___ \
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| |_/ / ___ ___
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| ___ \ / _ \ / _ \
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| |_/ /| __/| __/
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\____/ \___| \___| v{{ .BeeVersion }}%s
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`
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func init() {
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cmdVersion.Run = versionCmd
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}
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func versionCmd(cmd *Command, args []string) int {
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ShowVerboseVersionBanner()
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return 0
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}
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// ShowVerboseVersionBanner prints the verbose version banner
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func ShowVerboseVersionBanner() {
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w := NewColorWriter(os.Stdout)
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coloredBanner := fmt.Sprintf(verboseVersionBanner, "\x1b[35m", "\x1b[1m", "\x1b[0m",
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"\x1b[32m", "\x1b[1m", "\x1b[0m")
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InitBanner(w, bytes.NewBufferString(coloredBanner))
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}
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// ShowShortVersionBanner prints the short version banner
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func ShowShortVersionBanner() {
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w := NewColorWriter(os.Stdout)
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coloredBanner := fmt.Sprintf(shortVersionBanner, "\x1b[35m", "\x1b[1m", "\x1b[0m")
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InitBanner(w, bytes.NewBufferString(coloredBanner))
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}
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func getBeegoVersion() string {
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gopath := os.Getenv("GOPATH")
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re, err := regexp.Compile(`VERSION = "([0-9.]+)"`)
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if err != nil {
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return ""
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}
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if gopath == "" {
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err = fmt.Errorf("You need to set GOPATH environment variable")
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return ""
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}
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wgopath := path.SplitList(gopath)
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for _, wg := range wgopath {
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wg, _ = path.EvalSymlinks(path.Join(wg, "src", "github.com", "astaxie", "beego"))
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filename := path.Join(wg, "beego.go")
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_, err := os.Stat(filename)
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if err != nil {
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if os.IsNotExist(err) {
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continue
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}
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logger.Error("Error while getting stats of 'beego.go'")
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}
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fd, err := os.Open(filename)
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if err != nil {
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logger.Error("Error while reading 'beego.go'")
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continue
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}
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reader := bufio.NewReader(fd)
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for {
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byteLine, _, er := reader.ReadLine()
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if er != nil && er != io.EOF {
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return ""
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}
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if er == io.EOF {
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break
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}
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line := string(byteLine)
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s := re.FindStringSubmatch(line)
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if len(s) >= 2 {
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return s[1]
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}
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}
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}
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return "Beego is not installed. Please do consider installing it first: https://github.com/astaxie/beego"
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}
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func getGoVersion() string {
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var (
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cmdOut []byte
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err error
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)
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if cmdOut, err = exec.Command("go", "version").Output(); err != nil {
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logger.Fatalf("There was an error running 'go version' command: %s", err)
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}
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return strings.Split(string(cmdOut), " ")[2]
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}
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