def mvnFromVersion()

in vars/jenkinsEnv.groovy [60:111]

• 48 lines of code
• 19 McCabe index (conditional complexity)

    def mvnFromVersion(String os, String version) {
        switch (os) {
            case 'linux':
                switch(version) {
//                    case ~/^3\.0\.[x5]$/:
//                        return 'maven_3.0.5'
                    case ~/^3\.1\.[x1]$/:
                        return 'maven_3.1.1'
                    case ~/^3\.2\.[x5]$/:
                        return 'maven_3.2.5'
                    case ~/^3\.3\.[x9]$/:
                        return 'maven_3.3.9'
                    case ~/^3\.5\.[x4]$/:
                        return 'maven_3.5.4'
                    case ~/^3\.6\.[x3]$/:
                        return 'maven_3.6.3'
                    case ~/^3\.8\.x$/:
                        return 'maven_3.8.8'
                    case '3.x.x':
                        return 'maven_3_latest'
                    case '4.0.x':
                        return 'maven_4_latest'
                    default:
                        return 'maven_3_latest'
                }
            case 'windows':
                switch(version) {
//                    case ~/^3\.0\.[x5]$/:
//                        return 'maven_3.0.5_windows'
                    case ~/^3\.1\.[x1]$/:
                        return 'maven_3.1.1_windows'
                    case ~/^3\.2\.[x5]$/:
                        return 'maven_3.2.5_windows'
                    case ~/^3\.3\.[x9]$/:
                        return 'maven_3.3.9_windows'
                    case ~/^3\.5\.[x4]$/:
                        return 'maven_3.5.4_windows'
                    case ~/^3\.6\.[x4]$/:
                        return 'maven_3.6.3_windows'
                    case ~/^3\.8\.x$/:
                        return 'maven_3.8.7_windows'
                    case '3.x.x':
                        return 'maven_3_latest'
                    case '4.0.x':
                        return 'maven_4_latest'
                    default:
                        return 'maven_3_latest'
                }
            default:
                return null
        }
    }