67 lines
1.2 KiB
Go
67 lines
1.2 KiB
Go
package main
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import (
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"bytes"
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"errors"
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"flag"
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"fmt"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"github.com/matryer/moq/pkg/moq"
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)
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func main() {
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var err error
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defer func() {
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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flag.Usage()
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os.Exit(1)
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}
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}()
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var (
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outFile = flag.String("out", "", "output file (default stdout)")
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pkgName = flag.String("pkg", "", "package name (default will infer)")
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)
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flag.Usage = func() {
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fmt.Println(`moq [flags] destination interface [interface2 [interface3 [...]]]`)
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flag.PrintDefaults()
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fmt.Println(`Specifying an alias for the mock is also supported with the format 'interface:alias'`)
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fmt.Println(`Ex: moq -pkg different . MyInterface:MyMock`)
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}
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flag.Parse()
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args := flag.Args()
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if len(args) < 2 {
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err = errors.New("not enough arguments")
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return
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}
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destination := args[0]
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args = args[1:]
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var buf bytes.Buffer
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var out io.Writer
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out = os.Stdout
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if len(*outFile) > 0 {
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out = &buf
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}
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m, err := moq.New(destination, *pkgName)
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if err != nil {
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return
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}
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err = m.Mock(out, args...)
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if err != nil {
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return
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}
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// create the file
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if len(*outFile) > 0 {
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err = os.MkdirAll(filepath.Dir(*outFile), 0755)
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if err != nil {
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return
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}
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err = ioutil.WriteFile(*outFile, buf.Bytes(), 0644)
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}
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}
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