errors

本文整理汇总了Golang中errors.New函数的典型用法代码### 示例。如果您正苦于以下问题：Golang New函数的具体用法？Golang New怎么用？Golang New使用的例子？那么恭喜您, 这里精选的函数代码### 示例或许可以为您提供帮助。

在下文中一共展示了New函数的20个代码### 示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码### 示例。

示例1: ParseTimeInterval

func ParseTimeInterval(source string) (time.Duration, error) {
    matches := intervalRegex.FindStringSubmatch(strings.ToLower(source))

    if matches == nil {
        return 0, errors.New("Invalid time interval " + source)
    }

    val, err := strconv.Atoi(matches[1])

    if err != nil {
        return 0, err
    }

    switch matches[2] {
    case "s":
        return time.Duration(val) * time.Second, nil

    case "m":
        return time.Duration(val) * time.Second * 60, nil

    case "h":
        return time.Duration(val) * time.Second * 60 * 60, nil

    case "d":
        return time.Duration(val) * time.Second * 60 * 60 * 24, nil

    case "w":
        return time.Duration(val) * time.Second * 60 * 60 * 24 * 7, nil

    default:
        return 0, errors.New("Invalid time interval " + source)
    }
}

开发者ID:nagyistge，项目名称:gotelemetry_agent，代码行数:33，代码来源:interval.go

示例2: Run

func (this *MemeOCR) Run(image string) (*OCRResult, error) {
    imageTif := fmt.Sprintf("%s_meme.jpg", image)
    outText := fmt.Sprintf("%s_meme", image)
    preprocessingArgs := []string{image, "-resize", "400%", "-fill", "black", "-fuzz", "10%", "+opaque", "#FFFFFF", imageTif}
    tesseractArgs := []string{"-l", "meme", imageTif, outText}

    err := runProcessorCommand(GetExecPath(), preprocessingArgs)
    if err != nil {
        return nil, errors.New(fmt.Sprintf("Meme preprocessing command failed with error = %v", err))
    }
    defer os.Remove(imageTif)

    err = runProcessorCommand("tesseract", tesseractArgs)
    if err != nil {
        return nil, errors.New(fmt.Sprintf("Meme tesseract command failed with error = %v", err))
    }
    defer os.Remove(outText + ".txt")

    text, err := ioutil.ReadFile(outText + ".txt")
    if err != nil {
        return nil, err
    }

    result := strings.ToLower(strings.TrimSpace(string(text[:])))

    return newOCRResult(this.name, result), nil
}

开发者ID:rizzles，项目名称:convert，代码行数:27，代码来源:ocrcommands.go

示例3: UnmarshalJSON

func (this *OutboundConnectionConfig) UnmarshalJSON(data []byte) error {
    type JsonConnectionConfig struct {
        Protocol      string                   `json:"protocol"`
        SendThrough   *v2net.AddressJson       `json:"sendThrough"`
        StreamSetting *internet.StreamSettings `json:"streamSettings"`
        Settings      json.RawMessage          `json:"settings"`
    }
    jsonConfig := new(JsonConnectionConfig)
    if err := json.Unmarshal(data, jsonConfig); err != nil {
        return errors.New("Point: Failed to parse outbound config: " + err.Error())
    }
    this.Protocol = jsonConfig.Protocol
    this.Settings = jsonConfig.Settings

    if jsonConfig.SendThrough != nil {
        address := jsonConfig.SendThrough.Address
        if address.Family().IsDomain() {
            return errors.New("Point: Unable to send through: " + address.String())
        }
        this.SendThrough = address
    }
    if jsonConfig.StreamSetting != nil {
        this.StreamSettings = jsonConfig.StreamSetting
    }
    return nil
}

开发者ID:DZLZHCODE，项目名称:v2ray-core，代码行数:26，代码来源:config_json.go

示例4: Save

// Save saves an mbox file from a mbox.Form!
func Save(form *Form) error {
    t := time.Now()
    if form.Email == "@" || form.Email == " " || !strings.ContainsAny(form.Email, "@") || !strings.ContainsAny(form.Email, ".") {
        return errors.New("Blank email address.")
    }
    if ValidationLevel != 1 {
        err := emailx.Validate(form.Email)
        if err != nil {
            if err == emailx.ErrInvalidFormat {
                return errors.New("Email is not valid format.")
            }
            if err == emailx.ErrUnresolvableHost {
                return errors.New("Email is not valid format.")
            }
            return errors.New("Email is not valid format." + err.Error())
        }
    }
    // Normalize email address capitalization
    form.Email = emailx.Normalize(form.Email)
    // mbox files use two different date formats apparently.
    mailtime := t.Format("Mon Jan 2 15:04:05 2006")
    mailtime2 := t.Format("Mon, 2 Jan 2006 15:04:05 -0700")
    Mail.Println("From " + form.Email + " " + mailtime)
    Mail.Println("Return-path: <" + form.Email + ">")
    Mail.Println("Envelope-to: " + Destination)
    Mail.Println("Delivery-date: " + mailtime2)
    Mail.Println("To: " + Destination)
    Mail.Println("Subject: " + form.Subject)
    Mail.Println("From: " + form.Email)
    Mail.Println("Date: " + mailtime2)
    Mail.Println("\n" + form.Message + "\n\n")
    return nil
}

开发者ID:aerth，项目名称:cosgo，代码行数:34，代码来源:mbox.go

示例5: evalStarExpr

func evalStarExpr(ctx *Ctx, starExpr *StarExpr, env *Env) (*reflect.Value, bool, error) {
    // return nil, false, errors.New("Star expressions not done yet")
    var cexpr Expr
    var errs []error
    if cexpr, errs = CheckExpr(ctx, starExpr.X, env); len(errs) != 0 {
        for _, cerr := range errs {
            fmt.Printf("%v\n", cerr)
        }
        return nil, false, errors.New("Something wrong checking * expression")
    }

    xs, _, err := EvalExpr(ctx, cexpr, env)
    if err != nil {
        return nil, false, err
    } else if xs == nil {
        // XXX temporary error until typed evaluation of nil
        return nil, false, errors.New("Cannot dereferece nil type")
    }

    var x reflect.Value
    if x, err = expectSingleValue(ctx, *xs, starExpr.X); err != nil {
        return nil, false, err
    }

    switch x.Type().Kind() {
    case reflect.Interface, reflect.Ptr:
        val := x.Elem()
        return &val, true, nil
    default:
        return nil, true, ErrInvalidIndirect{x.Type()}
    }
}

开发者ID:raff，项目名称:eval，代码行数:32，代码来源:starexpr.go