klog/color.go

package log

import (
	"fmt"
	"strconv"
	"text/template"

	"kumoly.io/core/log/color"
)

func (l *Logger) M(s string, attrs ...color.Attribute) string {
	if !l.color {
		return s
	}
	style := ""
	for i, v := range attrs {
		if i >= 3 {
			break
		}
		if i > 0 {
			style += ";"
		}
		style = style + strconv.Itoa(int(v))
	}
	return fmt.Sprintf("\033[%sm%s\033[0m", style, s)
}

func setColorMap(funcMap template.FuncMap, color bool) {
	if color {
		funcMap["red"] = func() string { return "\033[91m" }
		funcMap["redl"] = func() string { return "\033[31m" }
		funcMap["green"] = func() string { return "\033[92m" }
		funcMap["yellow"] = func() string { return "\033[93m" }
		funcMap["blue"] = func() string { return "\033[94m" }
		funcMap["magenta"] = func() string { return "\033[95m" }
		funcMap["cyan"] = func() string { return "\033[96m" }
		funcMap["white"] = func() string { return "\033[97m" }
		funcMap["reset"] = func() string { return "\033[0m" }
		return
	}
	funcMap["red"] = func() string { return "" }
	funcMap["redl"] = func() string { return "" }
	funcMap["green"] = func() string { return "" }
	funcMap["yellow"] = func() string { return "" }
	funcMap["blue"] = func() string { return "" }
	funcMap["magenta"] = func() string { return "" }
	funcMap["cyan"] = func() string { return "" }
	funcMap["white"] = func() string { return "" }
	funcMap["reset"] = func() string { return "" }
}

// func