methods.gradle

/*
 * Copyright 2018 ImpactDevelopment
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Gets a version string by parsing the Version class
 */
ext.getVersionFromJava = { ->
    def major=0, minor=0, patch=0

    // The regex looks for 'int' type definitions and captures their name and value
    def regex = ~/int\s+([_a-zA-Z$][_a-zA-Z0-9$]*)\s+=\s+([0-9]+)/
    def versionClass = file("src/main/java/clientapi/Version.java").text

    // Iterate over each match, check if the key is one we care about
    (versionClass =~ regex).each {
        def key = it[1], value = it[2]

        switch (key) {
            case "MAJOR":
                major = value
                break
            case "MINOR":
                minor = value
                break
            case "PATCH":
                patch = value
                break
        }
    }

    return "${major}.${minor}.${patch}".toString()
}