EncodingUtils.patch

Subject: [PATCH] Improve EncodingUtils.kt
---
Index: formats/cbor/commonMain/src/kotlinx/serialization/cbor/internal/EncodingUtils.kt
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/formats/cbor/commonMain/src/kotlinx/serialization/cbor/internal/EncodingUtils.kt b/formats/cbor/commonMain/src/kotlinx/serialization/cbor/internal/EncodingUtils.kt
--- a/formats/cbor/commonMain/src/kotlinx/serialization/cbor/internal/EncodingUtils.kt	(revision d7397b263c44e452ae03b5a42ebb80677193660a)
+++ b/formats/cbor/commonMain/src/kotlinx/serialization/cbor/internal/EncodingUtils.kt	(date 1719498283252)
@@ -46,7 +46,7 @@
 
 @OptIn(ExperimentalSerializationApi::class)
 internal fun SerialDescriptor.isByteString(index: Int): Boolean {
-    return kotlin.runCatching { getElementAnnotations(index).find { it is ByteString } != null }.getOrDefault(false)
+    return getElementAnnotations(index).any { it is ByteString }
 }
 
 
@@ -55,24 +55,29 @@
     return isInline && isByteString(0)
 }
 
+private inline fun <reified T : Annotation> List<Annotation>.firstIsInstance(): T? {
+    for (element in this) {
+        if (element is T) return element
+    }
+    return null
+}
+
 @OptIn(ExperimentalSerializationApi::class)
 internal fun SerialDescriptor.getValueTags(index: Int): ULongArray? {
-    return kotlin.runCatching { (getElementAnnotations(index).find { it is ValueTags } as ValueTags?)?.tags }
-        .getOrNull()
+    return getElementAnnotations(index).firstIsInstance<ValueTags>()?.tags
 }
 
 @OptIn(ExperimentalSerializationApi::class)
 internal fun SerialDescriptor.getKeyTags(index: Int): ULongArray? {
-    return kotlin.runCatching { (getElementAnnotations(index).find { it is KeyTags } as KeyTags?)?.tags }.getOrNull()
+    return getElementAnnotations(index).firstIsInstance<KeyTags>()?.tags
 }
 
 @OptIn(ExperimentalSerializationApi::class)
 internal fun SerialDescriptor.getCborLabel(index: Int): Long? {
-    return kotlin.runCatching { getElementAnnotations(index).filterIsInstance<CborLabel>().firstOrNull()?.label }
-        .getOrNull()
+    return getElementAnnotations(index).firstIsInstance<CborLabel>()?.label
 }
 
 @OptIn(ExperimentalSerializationApi::class)
 internal fun SerialDescriptor.hasArrayTag(): Boolean {
-    return annotations.filterIsInstance<CborArray>().isNotEmpty()
+    return annotations.any { it is CborArray }
 }