org.jetbrains.kotlin.library.KotlinAbiVersion.kt Maven / Gradle / Ivy
/**
* Copyright 2010-2019 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.library
fun String.parseKotlinAbiVersion(): KotlinAbiVersion {
val values = this.split(".").map { it.toInt() }
return when (values.size) {
3 -> KotlinAbiVersion(values[0], values[1], values[2])
1 -> KotlinAbiVersion(values[0])
else -> error("Could not parse abi version: $this")
}
}
// TODO: it would be nice to inherit this one from BinaryVersion,
// but that requires a module structure refactoring.
data class KotlinAbiVersion(val major: Int, val minor: Int, val patch: Int) {
// For 1.4 compiler we switched klib abi_version to a triple,
// but we don't break if we still encounter a single digit from 1.3.
constructor(single: Int) : this(0, single, 0)
fun isCompatible(): Boolean = isCompatibleTo(CURRENT)
private fun isCompatibleTo(ourVersion: KotlinAbiVersion): Boolean {
// Versions before 1.4.1 were the active development phase.
// Starting with 1.4.1 we are trying to maintain some backward compatibility.
return if (this.isAtLeast(1, 4, 1))
major == ourVersion.major && minor <= ourVersion.minor
else
this == ourVersion
}
fun isAtLeast(version: KotlinAbiVersion): Boolean =
isAtLeast(version.major, version.minor, version.patch)
fun isAtLeast(major: Int, minor: Int, patch: Int): Boolean {
if (this.major > major) return true
if (this.major < major) return false
if (this.minor > minor) return true
if (this.minor < minor) return false
return this.patch >= patch
}
override fun toString() = "$major.$minor.$patch"
companion object {
val CURRENT = KotlinAbiVersion(1, 4, 2)
}
}