Пример поддержки DSL настройки команд

Author: iris2iris

src/iris/tg/command/commands_dsl.kt

@@ -0,0 +1,44 @@
+package iris.tg.command
+
+import iris.tg.event.Message
+
+/**
+ * @created 31.10.2020
+ * @author [Ivan Ivanov](https://vk.com/irisism)
+ */
+fun commands(initializer: DslCommandBuilder.() -> Unit): List<Pair<CommandMatcher, CharArray?>> {
+	return DslCommandBuilder().apply(initializer).build()
+}
+
+open class DslCommandBuilder {
+
+	private val commands = mutableListOf<Pair<CommandMatcher, CharArray?>>()
+
+	infix fun String.to(command: (message: Message) -> Unit) {
+		commands += CommandMatcherSimple(this, command).let { it to it.hashChars() }
+	}
+
+	infix fun String.to(command: Command) {
+		commands += CommandMatcherSimple(this, command).let { it to it.hashChars() }
+	}
+
+	infix fun RegexBuilder.to(command: (message: Message, params: List<String>) -> Unit) {
+		commands += CommandMatcherRegex(Regex(this.pattern), command) to this.hashChars
+	}
+
+	infix fun RegexBuilder.to(command: CommandMatcherRegex.CommandRegex) {
+		commands += CommandMatcherRegex(Regex(this.pattern), command) to this.hashChars
+	}
+
+	fun regex(template: String, hashChars: String? = null)  = regex(template, hashChars?.toCharArray())
+
+	fun regex(template: String, hashChars: CharArray?): RegexBuilder {
+		return RegexBuilder(template, hashChars)
+	}
+
+	class RegexBuilder(val pattern: String, val hashChars: CharArray?)
+
+	fun build(): List<Pair<CommandMatcher, CharArray?>> {
+		return commands
+	}
+}