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How to use printers class of io.kotest.assertions.print package

Best Kotest code snippet using io.kotest.assertions.print.printers

Print.kt

Source:Print.kt

1@file:Suppress("UNCHECKED_CAST")2package io.kotest.assertions.print3import kotlin.reflect.KClass4/**5 * The [Print] typeclass abstracts the ability to obtain a6 * String representation of any object.7 *8 * It is used as a replacement for Java's Object#toString so9 * that custom representations of objects can be printed, in10 * addition to more visual representations of whitespace, nulls,11 * and so on.12 */13interface Print<in A> {14   @Deprecated("Use print(a, level) to respect level hints. Deprecated in 5.0.3")15   fun print(a: A): Printed16   /**17    * Returns a [Printed] for the given instance [a], with a recursion18    * level hint.19    */20   fun print(a: A, level: Int): Printed = print(a)21}22/**23 * Represents a value that has been appropriately formatted24 * for display in assertion error messages.25 *26 * For example, a null might be formatted as <null>, whitespace27 * may be escaped and the empty string may be quoted.28 */29data class Printed(val value: String)30/**31 * Wraps the given string in a [Printed].32 */33fun String.printed() = Printed(this)34/**35 * Obtains a [Printed] instance for the given receiver by delegating to the common36 * and platform print lookups.37 */38fun Any?.print(): Printed =39   if (this == null) NullPrint.print(this, 0) else printFor(this).print(this, 0)40fun Any?.print(level: Int): Printed =41   if (this == null) NullPrint.print(this, level) else printFor(this).print(this, level)42/**43 * Returns a [Print] for this non-null value by delegating to platform specific, or commonly44 * registered typeclasses. If neither matches, then the default [ToStringPrint] is returned.45 */46fun <A : Any> printFor(a: A): Print<A> = platformPrint(a) ?: commonPrintFor(a) ?: ToStringPrint47/**48 * Returns a [Print] instance if one exists in the platform specific [Print]s.49 */50expect fun <A : Any> platformPrint(a: A): Print<A>?51/**52 * Returns a [Print] instance if one exists in the common or registered [Print]s.53 */54fun <A : Any> commonPrintFor(a: A): Print<A>? {55   val key: KClass<*>? = Printers.all().keys.firstOrNull { it.isInstance(a) }56   if (key != null) {57      val print: Print<*>? = Printers.all()[key]58      return print as Print<A>59   }60   return null61   // this won't work in JS or native, so they'll get the boring old toString version62//   if (io.kotest.mpp.reflection.isDataClass(a::class) && reflection.isPublic(a::class)) return dataClassPrint()63//   return null64}65internal fun recursiveRepr(root: Any, node: Any?, level: Int): Printed {66   return when {67      root == node -> "(this ${root::class.simpleName})".printed()68      root is Iterable<*> && node is Iterable<*> ->69         if (root.toList() == node.toList()) "(this ${root::class.simpleName})".printed() else node.print(level)70      root is List<*> && node is Iterable<*> ->71         if (root == node.toList()) "(this ${root::class.simpleName})".printed() else node.print(level)72      else -> node.print(level)73   }74}...

Printers.kt

Source:Printers.kt

1package io.kotest.assertions.print2import kotlin.reflect.KClass3/**4 * Global object that allows for registration of custom [Print] typeclasses.5 */6object Printers {7   private val shows = mutableMapOf<KClass<*>, Print<*>>().apply {8      put(String::class, StringPrint)9      put(Char::class, CharPrint)10      put(Long::class, LongPrint)11      put(Int::class, IntPrint)12      put(Short::class, ShortPrint)13      put(Byte::class, BytePrint)14      put(Double::class, DoublePrint)15      put(Float::class, FloatPrint)16      put(Boolean::class, BooleanPrint)17      put(Map::class, MapPrint)18      put(BooleanArray::class, ArrayPrint)19      put(IntArray::class, ArrayPrint)20      put(ShortArray::class, ArrayPrint)21      put(FloatArray::class, ArrayPrint)22      put(DoubleArray::class, ArrayPrint)23      put(LongArray::class, ArrayPrint)24      put(ByteArray::class, ArrayPrint)25      put(CharArray::class, ArrayPrint)26      put(Array::class, ArrayPrint)27      put(List::class, ListPrint<Any>())28      put(Iterable::class, IterablePrint<Any>())29      put(KClass::class, KClassPrint)30   }31   fun <T : Any> add(kclass: KClass<out T>, print: Print<T>) {32      shows[kclass] = print33   }34   fun remove(kclass: KClass<*>) {35      shows.remove(kclass)36   }37   fun all(): Map<KClass<*>, Print<*>> = shows.toMap()38}...

printers

Using AI Code Generation

1    import io.kotest.assertions.print.Printers2    import io.kotest.assertions.print.Printers.printers3    import io.kotest.assertions.print.Printers.usePrinter4    import io.kotest.assertions.print.Printers.usePrinters5    import io.kotest.assertions.print.Printers.withDefaultPrinter6    import io.kotest.assertions.print.Printers.withPrinter7    import io.kotest.assertions.print.Printers.withPrinters8    import io.kotest.assertions.print.Printers.printers9    import io.kotest.assertions.print.Printers.usePrinter10    import io.kotest.assertions.print.Printers.usePrinters11    import io.kotest.assertions.print.Printers.withDefaultPrinter12    import io.kotest.assertions.print.Printers.withPrinter13    import io.kotest.assertions.print.Printers.withPrinters14    import io.kotest.assertions.print.Printers.printers15    import io.kotest.assertions.print.Printers.usePrinter16    import io.kotest.assertions.print.Printers.usePrinters17    import io.kotest.assertions.print.Printers.withDefaultPrinter18    import io.kotest.assertions.print.Printers.withPrinter19    import io.kotest.assertions.print.Printers.withPrinters20    import io.kotest.assertions.print.Printers.printers21    import io.kotest.assertions.print.Printers.usePrinter22    import io.kotest.assertions.print.Printers.usePrinters23    import io.kotest.assertions.print.Printers.withDefaultPrinter24    import io.kotest.assertions.print.Printers.withPrinter25    import io.kotest.assertions.print.Printers.withPrinters26    import io.kotest.assertions.print.Printers.printers27    import io.kotest.assertions.print.Printers.usePrinter28    import io.kotest.assertions.print.Printers.usePrinters29    import io.kotest.assertions.print.Printers.withDefaultPrinter30    import io.kotest.assertions.print.Printers.with

printers

Using AI Code Generation

1val printers = Printers()2printers.print("hello")3printers.printLine("hello")4printers.printError("hello")5printers.printErrorLine("hello")6printers.printThrowable(Throwable("hello"))7printers.printThrowableLine(Throwable("hello"))8printers.printThrowable(Throwable("hello"), "my message")9printers.printThrowableLine(Throwable("hello"), "my message")10printers.printThrowable(Throwable("hello"), "my message", "my label")11printers.printThrowableLine(Throwable("hello"), "my message", "my label")12printers.printThrowable(Throwable("hello"), "my message", "my label", true)13printers.printThrowableLine(Throwable("hello"), "my message", "my label", true)14printers.printThrowable(Throwable("hello"), "my message", "my label", true, true)15printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true)16printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true)17printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true, true)18printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true, true)19printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true, true, true)20printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true, true, true)21printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true, true, true, true)22printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true, true, true, true)23printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true, true, true, true, true)24printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true, true, true, true, true)25printers.printThrowableLine(Throwable("hello"), "my message", "my label", true, true, true, true, true, true, true)26printers.printThrowable(Throwable("hello"), "my message", "my label", true, true, true, true, true, true, true, true)27printers.printThrowableLine(Throwable("hello"), "my message", "

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