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main.go
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main.go
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package main
import (
"bytes"
"errors"
"flag"
"fmt"
"io"
"io/ioutil"
"os"
"github.com/matryer/moq/pkg/moq"
)
func main() {
var err error
defer func() {
if err != nil {
fmt.Fprintln(os.Stderr, err)
flag.Usage()
os.Exit(1)
}
}()
var (
outFile = flag.String("out", "", "output file (default stdout)")
pkgName = flag.String("pkg", "", "package name (default will infer)")
)
flag.Usage = func() {
fmt.Println(`moq [flags] destination interface [interface2 [interface3 [...]]]`)
flag.PrintDefaults()
}
flag.Parse()
args := flag.Args()
if len(args) < 2 {
err = errors.New("not enough arguments")
return
}
destination := args[0]
args = args[1:]
var buf bytes.Buffer
var out io.Writer
out = os.Stdout
if len(*outFile) > 0 {
out = &buf
}
m, err := moq.New(destination, *pkgName)
if err != nil {
return
}
err = m.Mock(out, args...)
if err != nil {
return
}
// create the file
if len(*outFile) > 0 {
err = ioutil.WriteFile(*outFile, buf.Bytes(), 0777)
}
}