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Refine errorgen

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This commit is contained in:
loyalsoldier 2020-10-04 12:39:11 +08:00
parent 4130b54579
commit 0650af46f4
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GPG Key ID: 23829BBC1ACF2C90
1 changed files with 23 additions and 17 deletions
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40
common/errors/errorgen/main.go
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@ -5,35 +5,41 @@ import (
"log"
"os"
"path/filepath"
"v2ray.com/core/common"
)
func getCurrentPkg() (string, error) {
path, err := os.Getwd()
if err != nil {
return "", err
}
return filepath.Base(path), nil
}
func main() {
pkg, err := getCurrentPkg()
pwd, err := os.Getwd()
if err != nil {
log.Fatal("Failed to get current package: ", err.Error())
return
fmt.Println("can not get current working directory")
os.Exit(1)
}
pkg := filepath.Base(pwd)
if pkg == "v2ray-core" {
pkg = "core"
}
moduleName, gmnErr := common.GetModuleName(pwd)
if gmnErr != nil {
fmt.Println("can not get module path", gmnErr)
os.Exit(1)
}
file, err := os.OpenFile("errors.generated.go", os.O_WRONLY|os.O_TRUNC|os.O_CREATE, 0644)
if err != nil {
log.Fatalf("Failed to generate errors.generated.go: %v", err)
return
os.Exit(1)
}
defer file.Close()
fmt.Fprintln(file, "package", pkg)
fmt.Fprintln(file, "")
fmt.Fprintln(file, "import \"v2ray.com/core/common/errors\"")
fmt.Fprintln(file, "import \""+moduleName+"/common/errors\"")
fmt.Fprintln(file, "")
fmt.Fprintln(file, "type errPathObjHolder struct {}")
fmt.Fprintln(file, "func newError(values ...interface{}) *errors.Error { return errors.New(values...).WithPathObj(errPathObjHolder{}) }")
file.Close()
fmt.Fprintln(file, "type errPathObjHolder struct{}")
fmt.Fprintln(file, "")
fmt.Fprintln(file, "func newError(values ...interface{}) *errors.Error {")
fmt.Fprintln(file, " return errors.New(values...).WithPathObj(errPathObjHolder{})")
fmt.Fprintln(file, "}")
}