Jenkins SCM helper shared library

scmHelper.groovy

#!/usr/bin/env groovy
import com.cloudbees.plugins.credentials.*
import com.cloudbees.plugins.credentials.impl.*

def call(String url) {
    println url;
}

/**
 * @param url      - svn server url
 * @param user     - svn server username
 * @param password - svn server password
**/
def listCred(Map serverAccess) {
    def credential = CredentialsProvider.lookupCredentials(
        UsernamePasswordCredentialsImpl.class,
        Jenkins.instance, null, null
    ).find { it.id == serverAccess?.credential }

    if (credential?.id) return sh (
        script: """\
            svn list ${serverAccess.url}                     \
            --no-auth-cache                                  \
            --username ${credential.username}                \
            --password ${credential.password?.getPlainText()}\
        """,
        returnStdout: true
    ).split(/\/?\s*(\r|\n|\z)/)
}