DescriptorRenderer uses Name.render(), not the opposite

core/descriptors/src/org/jetbrains/kotlin/renderer/DescriptorRendererImpl.kt

@@ -92,8 +92,7 @@ internal class DescriptorRendererImpl(
 
     /* NAMES RENDERING */
     override fun renderName(name: Name): String {
-        val asString = name.asString()
-        return escape(if (nameShouldBeEscaped(name)) '`' + asString + '`' else asString)
+        return escape(name.render())
     }
 
     private fun renderName(descriptor: DeclarationDescriptor, builder: StringBuilder) {
@@ -882,14 +881,6 @@ internal class DescriptorRendererImpl(
         }
     }
 
-    private fun nameShouldBeEscaped(identifier: Name): Boolean {
-        if (identifier.isSpecial()) return false
-
-        val name = identifier.asString()
-
-        return KeywordStringsGenerated.KEYWORDS.contains(name) || name.any { !Character.isLetterOrDigit(it) && it != '_' }
-    }
-
     private fun replacePrefixes(lowerRendered: String, lowerPrefix: String, upperRendered: String, upperPrefix: String, foldedPrefix: String): String? {
         if (lowerRendered.startsWith(lowerPrefix) && upperRendered.startsWith(upperPrefix)) {
             val lowerWithoutPrefix = lowerRendered.substring(lowerPrefix.length())

core/descriptors/src/org/jetbrains/kotlin/renderer/RenderingUtils.kt

@@ -36,6 +36,15 @@ private fun qualifierName(descriptor: DeclarationDescriptor): String? = when (de
 }
 
 
-public fun Name.render(): String = DescriptorRenderer.COMPACT.renderName(this)
+public fun Name.render(): String {
+    return if (this.shouldBeEscaped()) '`' + asString() + '`' else asString()
+}
+
+private fun Name.shouldBeEscaped(): Boolean {
+    if (isSpecial()) return false
+
+    val string = asString()
+    return string in KeywordStringsGenerated.KEYWORDS || string.any { !Character.isLetterOrDigit(it) && it != '_' }
+}
 
 public fun FqNameBase.render(): String = DescriptorRenderer.COMPACT.renderFqName(this)