commonMain.io.kotest.mpp.reflectutils.kt Maven / Gradle / Ivy
package io.kotest.mpp
import kotlin.reflect.KClass
/**
* Returns the longest possible name available for this class.
* That is, in order, the FQN, the simple name, or .
*/
fun KClass<*>.bestName(): String = fqn() ?: simpleName ?: this.toString()
/**
* Returns the fully qualified name for this class, or null
*/
expect fun KClass<*>.fqn(): String?
/**
* Returns the annotations on this class or empty list if not supported
*/
expect fun KClass<*>.annotations(): List
/**
* Finds the first annotation of type T on this class, or returns null if annotations
* are not supported on this platform or the annotation is missing.
*/
inline fun KClass<*>.annotation(): T? = annotations().filterIsInstance().firstOrNull()
inline fun KClass<*>.hasAnnotation(): Boolean = annotations().filterIsInstance().isNotEmpty()
/**
* Returns true if this KClass is a data class, false if it is not, or null if the functionality
* is not supported on the platform.
*/
expect val KClass.isDataClass: Boolean?
/**
* Returns the names of the parameters if supported. Eg, for `fun foo(a: String, b: Boolean)` on the JVM
* it would return [a, b] and on unsupported platforms an empty list.
*/
expect val Function<*>.paramNames: List