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Add listOfSpec delegate to Scheme

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This commit is contained in:
Alexander Nozik 2023-12-19 17:53:01 +03:00
parent 946ac88480
commit a32cbe95dc
2 changed files with 12 additions and 7 deletions
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9
dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/meta/Specification.kt
View File

@ -7,7 +7,7 @@ import space.kscience.dataforge.names.asName
import kotlin.properties.ReadWriteProperty
import kotlin.reflect.KProperty
public interface ReadOnlySpecification<out T : Any>: Described {
public interface ReadOnlySpecification<out T : Any> : Described {
/**
* Read generic read-only meta with this [Specification] producing instance of desired type.
@ -128,3 +128,10 @@ public fun <T : Scheme> MutableMeta.listOfSpec(
setIndexed(name, value.map { it.toMeta() })
}
}
@DFExperimental
public fun <T : Scheme> Scheme.listOfSpec(
spec: Specification<T>,
key: Name? = null,
): ReadWriteProperty<Any?, List<T>> = meta.listOfSpec(spec, key)

4
dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/names/Name.kt
View File

@ -16,13 +16,11 @@ public class Name(public val tokens: List<NameToken>) {
override fun toString(): String = tokens.joinToString(separator = NAME_SEPARATOR) { it.toString() }
override fun equals(other: Any?): Boolean {
return when (other) {
override fun equals(other: Any?): Boolean = when (other) {
is Name -> this.tokens == other.tokens
is NameToken -> this.length == 1 && this.tokens.first() == other
else -> false
}
}
private val cachedHashCode = if (tokens.size == 1) {
tokens.first().hashCode()