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chore: use HumanizeDuration and ConvertToFloat from prometheus/common

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Signed-off-by: Sergey <freak12techno@gmail.com>
This commit is contained in:
Sergey 2024-07-26 15:32:11 +03:00
parent 71c90c71d4
commit 9caba4be7d
1 changed files with 5 additions and 40 deletions
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45
template/template.go
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@ -23,7 +23,6 @@ import (
"net" "net"
"net/url" "net/url"
"sort" "sort"
"strconv"
"strings" "strings"
text_template "text/template" text_template "text/template"
"time" "time"
@ -106,25 +105,6 @@ func query(ctx context.Context, q string, ts time.Time, queryFn QueryFunc) (quer
return result, nil return result, nil
} }
func convertToFloat(i interface{}) (float64, error) {
switch v := i.(type) {
case float64:
return v, nil
case string:
return strconv.ParseFloat(v, 64)
case int:
return float64(v), nil
case uint:
return float64(v), nil
case int64:
return float64(v), nil
case uint64:
return float64(v), nil
default:
return 0, fmt.Errorf("can't convert %T to float", v)
}
}
// Expander executes templates in text or HTML mode with a common set of Prometheus template functions. // Expander executes templates in text or HTML mode with a common set of Prometheus template functions.
type Expander struct { type Expander struct {
text string text string
@ -219,7 +199,7 @@ func NewTemplateExpander(
return host return host
}, },
"humanize": func(i interface{}) (string, error) { "humanize": func(i interface{}) (string, error) {
v, err := convertToFloat(i) v, err := common_templates.ConvertToFloat(i)
if err != nil { if err != nil {
return "", err return "", err
} }
@ -248,7 +228,7 @@ func NewTemplateExpander(
return fmt.Sprintf("%.4g%s", v, prefix), nil return fmt.Sprintf("%.4g%s", v, prefix), nil
}, },
"humanize1024": func(i interface{}) (string, error) { "humanize1024": func(i interface{}) (string, error) {
v, err := convertToFloat(i) v, err := common_templates.ConvertToFloat(i)
if err != nil { if err != nil {
return "", err return "", err
} }
@ -267,30 +247,15 @@ func NewTemplateExpander(
}, },
"humanizeDuration": common_templates.HumanizeDuration, "humanizeDuration": common_templates.HumanizeDuration,
"humanizePercentage": func(i interface{}) (string, error) { "humanizePercentage": func(i interface{}) (string, error) {
v, err := convertToFloat(i) v, err := common_templates.ConvertToFloat(i)
if err != nil { if err != nil {
return "", err return "", err
} }
return fmt.Sprintf("%.4g%%", v*100), nil return fmt.Sprintf("%.4g%%", v*100), nil
}, },
"humanizeTimestamp": func(i interface{}) (string, error) { "humanizeTimestamp": common_templates.HumanizeTimestamp,
v, err := convertToFloat(i)
if err != nil {
return "", err
}
tm, err := floatToTime(v)
switch {
case errors.Is(err, errNaNOrInf):
return fmt.Sprintf("%.4g", v), nil
case err != nil:
return "", err
}
return fmt.Sprint(tm), nil
},
"toTime": func(i interface{}) (*time.Time, error) { "toTime": func(i interface{}) (*time.Time, error) {
v, err := convertToFloat(i) v, err := common_templates.ConvertToFloat(i)
if err != nil { if err != nil {
return nil, err return nil, err
} }