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Update DROP_ANSI_PATTERN

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Karlatemp 2020-11-28 20:47:07 +08:00
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12
backend/mirai-console/src/util/AnsiMessageBuilder.kt
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@ -84,7 +84,17 @@ public open class AnsiMessageBuilder public constructor(
}
public companion object {
private val DROP_ANSI_PATTERN = """\u001b\[([0-9]+)(;[0-9]+)*m""".toRegex()
// CSI序列由ESC [、若干个（包括0个）“参数字节”、若干个“中间字节”，以及一个“最终字节”组成。各部分的字符范围如下：
//
// CSI序列在ESC [之后各个组成部分的字符范围[12]:5.4
// 组成部分 字符范围 ASCII
// 参数字节 0x30–0x3F 0–9:;<=>?
// 中间字节 0x20–0x2F 空格、!"#$%&'()*+,-./
// 最终字节 0x40–0x7E @A–Z[\]^_`a–z{|}~
//
// @see https://zh.wikipedia.org/wiki/ANSI%E8%BD%AC%E4%B9%89%E5%BA%8F%E5%88%97#CSI%E5%BA%8F%E5%88%97
@Suppress("RegExpRedundantEscape")
private val DROP_ANSI_PATTERN = """\u001b\[([\u0030-\u003F])*?([\u0020-\u002F])*?[\u0040-\u007E]""".toRegex()
/**
* 从 [String] 中剔除 ansi 控制符