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Relaxed type restriction on MetaConverter

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This commit is contained in:
Alexander Nozik 2021-06-23 08:20:22 +03:00
parent 9d3c7149b7
commit 474597777c
3 changed files with 5 additions and 4 deletions
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1
CHANGELOG.md
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@ -8,6 +8,7 @@
- **API breaking** Descriptor no has a member property `defaultValue` instead of `defaultItem()` extension. It caches default value state on the first call. It is done because computing default on each call is too expensive. - **API breaking** Descriptor no has a member property `defaultValue` instead of `defaultItem()` extension. It caches default value state on the first call. It is done because computing default on each call is too expensive.
- Kotlin 1.5.10 - Kotlin 1.5.10
- Build tools 0.10.0 - Build tools 0.10.0
- Relaxed type restriction on `MetaConverter`. Now nullables are available.
### Deprecated ### Deprecated

2
build.gradle.kts
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@ -4,7 +4,7 @@ plugins {
allprojects { allprojects {
group = "space.kscience" group = "space.kscience"
version = "0.4.3" version = "0.4.4-dev-1"
} }
subprojects { subprojects {

6
dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/meta/transformations/MetaConverter.kt
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@ -6,7 +6,7 @@ import space.kscience.dataforge.values.*
/** /**
* A converter of generic object to and from [TypedMetaItem] * A converter of generic object to and from [TypedMetaItem]
*/ */
public interface MetaConverter<T : Any> { public interface MetaConverter<T> {
public fun itemToObject(item: MetaItem): T public fun itemToObject(item: MetaItem): T
public fun objectToMetaItem(obj: T): MetaItem public fun objectToMetaItem(obj: T): MetaItem
@ -120,5 +120,5 @@ public interface MetaConverter<T : Any> {
public fun <T : Any> MetaConverter<T>.nullableItemToObject(item: MetaItem?): T? = item?.let { itemToObject(it) } public fun <T : Any> MetaConverter<T>.nullableItemToObject(item: MetaItem?): T? = item?.let { itemToObject(it) }
public fun <T : Any> MetaConverter<T>.nullableObjectToMetaItem(obj: T?): MetaItem? = obj?.let { objectToMetaItem(it) } public fun <T : Any> MetaConverter<T>.nullableObjectToMetaItem(obj: T?): MetaItem? = obj?.let { objectToMetaItem(it) }
public fun <T : Any> MetaConverter<T>.metaToObject(meta: Meta): T = itemToObject(MetaItemNode(meta)) public fun <T> MetaConverter<T>.metaToObject(meta: Meta): T = itemToObject(MetaItemNode(meta))
public fun <T : Any> MetaConverter<T>.valueToObject(value: Value): T = itemToObject(MetaItemValue(value)) public fun <T> MetaConverter<T>.valueToObject(value: Value): T = itemToObject(MetaItemValue(value))