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Use lazy for SemVersion.toString

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Him188 2020-09-20 13:56:12 +08:00
parent ef4d259f60
commit 7a533d4667
1 changed files with 13 additions and 14 deletions
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27
backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/util/SemVersion.kt
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@ -188,23 +188,22 @@ public data class SemVersion internal constructor(
} }
@Transient @Transient
private var toString: String? = null // For cache. private val toString: String by lazy(LazyThreadSafetyMode.NONE) {
override fun toString(): String { buildString {
return toString ?: kotlin.run { mainVersion.joinTo(this, ".")
buildString { identifier?.let { identifier ->
mainVersion.joinTo(this, ".") append('-')
identifier?.let { identifier -> append(identifier)
append('-') }
append(identifier) metadata?.let { metadata ->
} append('+')
metadata?.let { metadata -> append(metadata)
append('+') }
append(metadata)
}
}.also { toString = it }
} }
} }
override fun toString(): String = toString
/** /**
* 将 [SemVersion] 转为 Kotlin data class 风格的 [String] * 将 [SemVersion] 转为 Kotlin data class 风格的 [String]
*/ */