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package util
import (
"fmt"
"github.com/mgutz/ansi"
"os"
"regexp"
"strings"
)
var (
reg *regexp.Regexp
// Colorize enables colors support.
Colorize = true
)
func init() {
reg, _ = regexp.Compile(`<([^>]+)>`)
}
// Printf works identically to fmt.Print but adds `<white+hb>color formatting support for CLI</reset>`.
func Printf(format string, args ...interface{}) {
fmt.Print(Sprintf(format, args...))
}
// Sprintf works identically to fmt.Sprintf but adds `<white+hb>color formatting support for CLI</reset>`.
func Sprintf(format string, args ...interface{}) string {
format = reg.ReplaceAllStringFunc(format, func(s string) string {
if !Colorize {
return ""
}
return ansi.ColorCode(strings.Trim(s, "<>/"))
})
return fmt.Sprintf(format, args...)
}
// Panicf prints `<white+hb>color formatted message to STDERR</reset>`.
func Panicf(format string, args ...interface{}) error {
_, err := fmt.Fprint(os.Stderr, Sprintf(format, args...))
if err != nil {
return err
}
return nil
}
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