Deprecate JS String match, matches and concat functions

libraries/stdlib/js/src/kotlin/text/string.kt

@@ -228,9 +228,13 @@ public actual inline fun String.substring(startIndex: Int): String = asDynamic()
 @kotlin.internal.InlineOnly
 public actual inline fun String.substring(startIndex: Int, endIndex: Int): String = asDynamic().substring(startIndex, endIndex)
 
+@Deprecated("Use String.plus() instead", ReplaceWith("this + str"))
+@DeprecatedSinceKotlin(warningSince = "1.6")
 @kotlin.internal.InlineOnly
 public inline fun String.concat(str: String): String = asDynamic().concat(str)
 
+@Deprecated("Use Regex.findAll() instead or invoke matches() on String dynamically: this.asDynamic().match(regex)")
+@DeprecatedSinceKotlin(warningSince = "1.6")
 @kotlin.internal.InlineOnly
 public inline fun String.match(regex: String): Array<String>? = asDynamic().match(regex)
 

libraries/stdlib/js/src/kotlin/text/stringsCode.kt

@@ -46,8 +46,10 @@ public actual fun String.endsWith(suffix: String, ignoreCase: Boolean = false):
         return regionMatches(length - suffix.length, suffix, 0, suffix.length, ignoreCase)
 }
 
-
+@Deprecated("Use Regex.matches() instead", ReplaceWith("regex.toRegex().matches(this)"))
+@DeprecatedSinceKotlin(warningSince = "1.6")
 public fun String.matches(regex: String): Boolean {
+    @Suppress("DEPRECATION")
     val result = this.match(regex)
     return result != null && result.size != 0
 }