Golang Value.String方法代碼示例

func getBranchIcon(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	str := in.String()
	s := strings.Split(str, "-")
	if len(s) < 2 {
		return nil, &pongo2.Error{
			Sender:   "filter:branchicon",
			ErrorMsg: "Field did not contain a valid GoBuilder filename",
		}
	}
	s = strings.Split(s[len(s)-2], "_")

	// Map the architectures used by golang to fontawesome icon names
	switch s[len(s)-1] {
	case "darwin":
		return pongo2.AsValue("apple"), nil
	case "linux":
		return pongo2.AsValue("linux"), nil
	case "windows":
		return pongo2.AsValue("windows"), nil
	case "android":
		return pongo2.AsValue("android"), nil
	}

	// Not all archs have icons, use a generic file icon
	return pongo2.AsValue("file"), nil
}

func filterTruncatesentences(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	count := param.Integer()
	if count <= 0 {
		return pongo2.AsValue(""), nil
	}
	sentencens := filterTruncatesentencesRe.FindAllString(strings.TrimSpace(in.String()), -1)
	return pongo2.AsValue(strings.TrimSpace(strings.Join(sentencens[:min(count, len(sentencens))], ""))), nil
}

func toSwagger(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	i := in.Interface()
	m := i.(map[string]interface{})

	fixPropertyTree(m)

	data, _ := json.MarshalIndent(i, param.String(), "    ")
	return pongo2.AsValue(string(data)), nil
}

func filterRead(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	data, err := ioutil.ReadFile(in.String())
	if err != nil {
		return nil, &pongo2.Error{
			Sender:   "filter:read",
			ErrorMsg: err.Error(),
		}
	}

	return pongo2.AsSafeValue(string(data)), nil
}

func filterTruncatesentencesHtml(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	count := param.Integer()
	if count <= 0 {
		return pongo2.AsValue(""), nil
	}

	value := in.String()
	newLen := max(param.Integer(), 0)

	new_output := bytes.NewBuffer(nil)

	sentencefilter := 0

	filterTruncateHtmlHelper(value, new_output, func() bool {
		return sentencefilter >= newLen
	}, func(_ rune, _ int, idx int) int {
		// Get next word
		word_found := false

		for idx < len(value) {
			c2, size2 := utf8.DecodeRuneInString(value[idx:])
			if c2 == utf8.RuneError {
				idx += size2
				continue
			}

			if c2 == '<' {
				// HTML tag start, don't consume it
				return idx
			}

			new_output.WriteRune(c2)
			idx += size2

			if (c2 == '.' && !(idx+1 < len(value) && value[idx+1] >= '0' && value[idx+1] <= '9')) ||
				c2 == '!' || c2 == '?' || c2 == '\n' {
				// Sentence ends here, stop capturing it now
				break
			} else {
				word_found = true
			}
		}

		if word_found {
			sentencefilter++
		}

		return idx
	}, func() {})

	return pongo2.AsSafeValue(new_output.String()), nil
}

func checkMainArch(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	str := in.String()
	s := strings.Split(str, "-")
	if len(s) < 2 {
		return nil, &pongo2.Error{
			Sender:   "filter:branchicon",
			ErrorMsg: "Field did not contain a valid GoBuilder filename",
		}
	}
	s = strings.Split(s[len(s)-2], "_")

	for _, v := range []string{"linux", "darwin", "windows"} {
		if s[len(s)-1] == v {
			return pongo2.AsValue(true), nil
		}
	}
	return pongo2.AsValue(false), nil
}

func toUnderScoreCase(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	s := in.String()
	if len(s) == 0 {
		return nil, nil
	}
	parts := []string{}
	chars := []rune(s)
	var buffer bytes.Buffer
	for i := 0; i < len(chars)-1; i++ {
		if unicode.IsUpper(chars[i]) && unicode.IsLower(chars[i+1]) && buffer.String() != "" {
			parts = append(parts, buffer.String())
			buffer.Reset()
		}
		buffer.WriteRune(unicode.ToLower(chars[i]))
		if unicode.IsLower(chars[i]) && unicode.IsUpper(chars[i+1]) {
			parts = append(parts, buffer.String())
			buffer.Reset()
		}
	}
	buffer.WriteRune(unicode.ToLower(chars[len(chars)-1]))
	parts = append(parts, buffer.String())
	return pongo2.AsValue(strings.Join(parts, "_")), nil
}

func toSwagger(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	i := in.Interface()
	m := i.(map[string]interface{})
	switch properties := m["properties"].(type) {
	case map[string]interface{}:
		for _, value := range properties {
			deleteGohanExtendedProperties(value.(map[string]interface{}))
		}
		delete(properties, "propertiesOrder")
	case map[string]map[string]interface{}:
		for _, value := range properties {
			deleteGohanExtendedProperties(value)
		}
		delete(properties, "propertiesOrder")
	}
	if list, ok := m["required"].([]string); ok {
		if len(list) == 0 {
			delete(m, "required")
		}
	}
	delete(m, "propertiesOrder")
	data, _ := json.MarshalIndent(i, param.String(), "    ")
	return pongo2.AsValue(string(data)), nil
}

func filterReset(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsValue(in.String() == "reset"), nil
}

func filterIgnored(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsValue(in.String() == "ignored"), nil
}

func filterSuccess(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsValue(in.String() == "success"), nil
}

func hasIdParam(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	i := in.String()
	return pongo2.AsValue(strings.Contains(i, ":id")), nil
}

func filterAbspath(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsValue(path.Join(rootPath, in.String())), nil
}

func filterSlugify(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsValue(slug.Slug(in.String())), nil
}

func filterMarkdown(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
	return pongo2.AsSafeValue(string(blackfriday.MarkdownCommon([]byte(in.String())))), nil
}