Add several subclasses of BinaryVersion

To simplify comparison of expected vs actual versions in the future
2015-12-25 22:44:23 +03:00
parent 4cd2ff040d
commit 2f64680b63
13 changed files with 133 additions and 34 deletions
@@ -1,60 +0,0 @@
-/*
- * Copyright 2010-2015 JetBrains s.r.o.
- *
- * 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.
- */
-
-package org.jetbrains.kotlin.serialization.deserialization
-
-data class BinaryVersion private constructor(
-        val major: Int,
-        val minor: Int,
-        val patch: Int,
-        val rest: List<Int> = listOf()
-) {
-    fun toArray(): IntArray =
-            intArrayOf(major, minor, patch, *rest.toIntArray())
-
-    /**
-     * Returns true if this version of some format loaded from some binaries is compatible
-     * to the expected version of that format in the current compiler.
-     *
-     * @param ourVersion the version of this format in the current compiler
-     */
-    fun isCompatibleTo(ourVersion: BinaryVersion): Boolean {
-        return if (major == 0) ourVersion.major == 0 && minor == ourVersion.minor
-        else major == ourVersion.major && minor <= ourVersion.minor
-    }
-
-    override fun toString(): String {
-        val versions = toArray().takeWhile { it != UNKNOWN }
-        return if (versions.isEmpty()) "unknown" else versions.joinToString(".")
-    }
-
-    companion object {
-        private val UNKNOWN = -1
-
-        @JvmStatic
-        fun create(version: IntArray): BinaryVersion {
-            return BinaryVersion(
-                    major = version.getOrNull(0) ?: UNKNOWN,
-                    minor = version.getOrNull(1) ?: UNKNOWN,
-                    patch = version.getOrNull(2) ?: UNKNOWN,
-                    rest = if (version.size > 3) version.asList().subList(3, version.size).toList() else listOf()
-            )
-        }
-
-        @JvmStatic
-        fun create(major: Int, minor: Int, patch: Int) = BinaryVersion(major, minor, patch)
-    }
-}