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main.go
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/
main.go
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package main
import (
"io/ioutil"
"os"
"strings"
"github.com/akeylesslabs/cli"
clix "github.com/akeylesslabs/cli/ext"
)
type argT struct {
Reader *clix.Reader `cli:"r,reader" usage:"read from file, stdin, http or any io.Reader"`
}
func main() {
os.Exit(cli.Run(new(argT), func(ctx *cli.Context) error {
argv := ctx.Argv().(*argT)
data, err := ioutil.ReadAll(argv.Reader)
argv.Reader.Close()
if err != nil {
return err
}
ctx.String("read from file(or http, stdin): %s\n", string(data))
ctx.String("filename: %s, isStdin=%v\n", argv.Reader.Name(), argv.Reader.IsStdin())
// Replace the reader
argv.Reader.SetReader(strings.NewReader("string reader"))
data, err = ioutil.ReadAll(argv.Reader)
if err != nil {
return err
}
ctx.String("reade from reader: %s\n", string(data))
ctx.String("filename: %s, isStdin=%v\n", argv.Reader.Name(), argv.Reader.IsStdin())
return nil
}))
}