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env.go
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/
env.go
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package settings
import (
"os"
"strconv"
"strings"
"time"
)
// Env returns a chisel environment variable
func Env(name string) string {
return os.Getenv("CHISEL_" + name)
}
// EnvInt returns an integer using an environment variable, with a default fallback
func EnvInt(name string, def int) int {
if n, err := strconv.Atoi(Env(name)); err == nil {
return n
}
return def
}
// EnvDuration returns a duration using an environment variable, with a default fallback
func EnvDuration(name string, def time.Duration) time.Duration {
if n, err := time.ParseDuration(Env(name)); err == nil {
return n
}
return def
}
// EnvBool returns a boolean using an environment variable
func EnvBool(name string) bool {
v := Env(name)
return v == "1" || strings.ToLower(v) == "true"
}