• Home
• org.lyranthe.prometheus
• macros_2.12
• 0.9.0-M5
• source code
• LabelName.scala

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

org.lyranthe.prometheus.client.LabelName.scala Maven / Gradle / Ivy

package org.lyranthe.prometheus.client

import scala.util.matching.Regex

case class LabelName(name: String) extends AnyVal

object LabelName {
  val PrometheusLabelFormat: Regex = """^[a-zA-Z_][a-zA-Z0-9_]*$""".r

  def unsafeFromString(s: String): LabelName = {
    PrometheusLabelFormat.findFirstIn(s) match {
      case None =>
        throw new IllegalArgumentException(
          s"$s does not match required label format ${PrometheusLabelFormat.regex}")
      case Some(formatted) =>
        LabelName(formatted)
    }
  }
}