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wghttp
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feat: show version in command description

master
Shengjing Zhu 2022-07-27 23:24:21 +08:00
parent d904433c8f
commit 2845c12b49
2 changed files with 11 additions and 14 deletions
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11
main.go
View File

@ -1,7 +1,6 @@
package main package main
import ( import (
"bufio"
"context" "context"
_ "embed" _ "embed"
"errors" "errors"
@ -28,14 +27,8 @@ var (
func main() { func main() {
parser := flags.NewParser(&opts, flags.Default) parser := flags.NewParser(&opts, flags.Default)
parser.Usage = `[OPTIONS] parser.LongDescription = fmt.Sprintf("wghttp %s\n\n", version())
parser.LongDescription += strings.Trim(strings.TrimPrefix(readme, "# wghttp"), "\n")
Description:`
scanner := bufio.NewScanner(strings.NewReader(strings.TrimPrefix(readme, "# wghttp\n")))
for scanner.Scan() {
parser.Usage += " " + scanner.Text() + "\n"
}
parser.Usage = strings.TrimSuffix(parser.Usage, "\n")
if _, err := parser.Parse(); err != nil { if _, err := parser.Parse(); err != nil {
code := 1 code := 1
fe := &flags.Error{} fe := &flags.Error{}

14
stats.go
View File

@ -29,11 +29,7 @@ func stats(dev *device.Device) func() (any, error) {
Version string Version string
}{ }{
NumGoroutine: runtime.NumGoroutine(), NumGoroutine: runtime.NumGoroutine(),
} Version: version(),
info, ok := debug.ReadBuildInfo()
if ok {
stats.Version = info.Main.Version
} }
scanner := bufio.NewScanner(&buf) scanner := bufio.NewScanner(&buf)
@ -55,3 +51,11 @@ func stats(dev *device.Device) func() (any, error) {
return stats, nil return stats, nil
} }
} }
func version() string {
info, ok := debug.ReadBuildInfo()
if ok {
return info.Main.Version
}
return "(devel)"
}