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More plus fun

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Him188 2019-12-31 16:47:12 +08:00
parent 924c897120
commit f632c15f50
1 changed files with 15 additions and 11 deletions

26
mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/data/Message.kt
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@ -26,15 +26,6 @@ import net.mamoe.mirai.contact.sendMessage
* +----------+ plus +----------+ plus +----------+
* | Message1 | <------ | Message2 | <------ | Message3 |
* +----------+ +----------+ +----------+
* | | |
* +--------------------+--------------------+
* |
* | 构成
* |
* V
* +--------------+
* | MessageChain |
* +--------------+
*
*
* 但注意: 不能 `String + Message`. 只能 `Message + String`
@ -66,7 +57,7 @@ interface Message {
operator fun contains(sub: String): Boolean = false
/**
* 把这个消息连接到另一个消息的头部. 类似于字符串相加.
* 把 [this] 连接到 [tail] 的头部. 类似于字符串相加.
*
* 例:
* ```kotlin
@ -90,7 +81,20 @@ interface Message {
}
operator fun plus(another: Message): MessageChain = this.followedBy(another)
operator fun plus(another: String): MessageChain = this.followedBy(another.toMessage())
operator fun plus(another: String): MessageChain = this.followedBy(another.toString().toMessage())
// `+ ""` will be resolved to `plus(String)` instead of `plus(CharSeq)`
operator fun plus(another: CharSequence): MessageChain = this.followedBy(another.toString().toMessage())
// do remove these primitive types, they can reduce boxing
operator fun plus(another: Int): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Double): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Long): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Short): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Byte): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Float): MessageChain = this.followedBy(another.toString().toMessage())
operator fun plus(another: Number): MessageChain = this.followedBy(another.toString().toMessage())
}
/**