Remove legacy arrow meta

arrow-libs/core/arrow-continuations/src/commonMain/kotlin/arrow/continuations/generic/Token.kt

@@ -2,6 +2,5 @@ package arrow.continuations.generic
 
 /** Represents a unique identifier using object equality. */
 internal class Token {
-  @ExperimentalUnsignedTypes
-  override fun toString(): String = "Token(${hashCode().toUInt().toString(16)})"
+  override fun toString(): String = "Token(${hashCode().toString(16)})"
 }

arrow-libs/core/arrow-core-test/src/commonMain/kotlin/arrow/core/test/UnitSpec.kt

@@ -6,7 +6,12 @@ import arrow.core.Tuple5
 import arrow.core.test.generators.unit
 import arrow.core.test.laws.Law
 import io.kotest.core.names.TestName
+import io.kotest.core.source.SourceRef
+import io.kotest.core.spec.RootTest
 import io.kotest.core.spec.style.StringSpec
+import io.kotest.core.spec.style.scopes.StringSpecScope
+import io.kotest.core.spec.style.scopes.addTest
+import io.kotest.core.test.TestType
 import io.kotest.property.Arb
 import io.kotest.property.Gen
 import io.kotest.property.PropertyContext
@@ -59,14 +64,18 @@ public abstract class UnitSpec(
     .flatMap { list: List<Law> -> list.asIterable() }
     .distinctBy { law: Law -> law.name }
     .forEach { law: Law ->
-      registration().addTest(TestName(law.name), xdisabled = false, law.test)
+      addTest(TestName(null, law.name, false), false, null) {
+        law.test(StringSpecScope(this.coroutineContext, testCase))
+      }
     }
 
   public fun testLaws(prefix: String, vararg laws: List<Law>): Unit = laws
     .flatMap { list: List<Law> -> list.asIterable() }
     .distinctBy { law: Law -> law.name }
     .forEach { law: Law ->
-      registration().addTest(TestName(prefix, law.name, true), xdisabled = false, law.test)
+      addTest(TestName(prefix, law.name, false), false, null) {
+        law.test(StringSpecScope(this.coroutineContext, testCase))
+      }
     }
 
   public suspend fun checkAll(property: suspend PropertyContext.() -> Unit): PropertyContext =