.space.kts

@@ -1,4 +0,0 @@
-job("Build") {
-    gradlew("openjdk:11", "build")
-}
-

CHANGELOG.md

@@ -9,11 +9,11 @@
 - Meta converter `metaToObject` returns a non-nullable type. Additional method `metaToObjectOrNull` for nullable return.
 - Kotlin 1.9.20.
 - Migrated from ktor-io to kotlinx-io.
-- `MutableMeta` builder now returns a simplified version of meta that does not hold listeners. 
-- Ktor-io is replaced with kotlinx-io.
+- `MutableMeta` builder now returns a simplified version of meta that does not hold listeners.
 - More concise names for read/write methods in IO.
 
 ### Deprecated
+- `String.parseValue` is replaced with `Value.parse`
 
 ### Removed
 

dataforge-io/dataforge-io-yaml/src/commonMain/kotlin/space/kscience/dataforge/io/yaml/YamlMetaFormat.kt

@@ -32,7 +32,7 @@ public fun Meta.toYaml(): YamlMap {
 private class YamlMeta(private val yamlMap: YamlMap, private val descriptor: MetaDescriptor? = null) : Meta {
 
     override val value: Value?
-        get() = yamlMap.getStringOrNull(null)?.parseValue()
+        get() = yamlMap.getStringOrNull(null)?.let { Value.parse(it) }
 
     private fun buildItems(): Map<NameToken, Meta> {
         val map = LinkedHashMap<NameToken, Meta>()
@@ -43,13 +43,13 @@ private class YamlMeta(private val yamlMap: YamlMap, private val descriptor: Met
             val token = NameToken(stringKey)
             when (value) {
                 YamlNull -> Meta(Null)
-                is YamlLiteral -> map[token] = Meta(value.content.parseValue())
+                is YamlLiteral -> map[token] = Meta(Value.parse(value.content))
                 is YamlMap -> map[token] = value.toMeta()
                 is YamlList -> if (value.all { it is YamlLiteral }) {
                     val listValue = ListValue(
                         value.map {
                             //We already checked that all values are primitives
-                            (it as YamlLiteral).content.parseValue()
+                            Value.parse((it as YamlLiteral).content)
                         }
                     )
                     map[token] = Meta(listValue)
@@ -75,7 +75,7 @@ private class YamlMeta(private val yamlMap: YamlMap, private val descriptor: Met
 
 public fun YamlElement.toMeta(descriptor: MetaDescriptor? = null): Meta = when (this) {
     YamlNull -> Meta(Null)
-    is YamlLiteral -> Meta(content.parseValue())
+    is YamlLiteral -> Meta(Value.parse(content))
     is YamlMap -> toMeta()
     //We can't return multiple items therefore we create top level node
     is YamlList -> YamlMap(mapOf("@yamlArray" to this)).toMeta(descriptor)

dataforge-io/src/commonMain/kotlin/space/kscience/dataforge/io/IOFormat.kt

@@ -88,10 +88,25 @@ public interface IOFormatFactory<T : Any> : Factory<IOFormat<T>>, Named {
 
 public fun <T : Any> Binary(obj: T, format: IOWriter<T>): Binary = Binary { format.writeTo(this, obj) }
 
+public object FloatIOFormat : IOFormat<Float>, IOFormatFactory<Float> {
+    override fun build(context: Context, meta: Meta): IOFormat<Float> = this
+
+    override val name: Name = "float32".asName()
+
+    override val type: KType get() = typeOf<Float>()
+
+    override fun writeTo(sink: Sink, obj: Float) {
+        sink.writeFloat(obj)
+    }
+
+    override fun readFrom(source: Source): Float = source.readFloat()
+}
+
+
 public object DoubleIOFormat : IOFormat<Double>, IOFormatFactory<Double> {
     override fun build(context: Context, meta: Meta): IOFormat<Double> = this
 
-    override val name: Name = "double".asName()
+    override val name: Name = "float64".asName()
 
     override val type: KType get() = typeOf<Double>()
 
@@ -99,5 +114,5 @@ public object DoubleIOFormat : IOFormat<Double>, IOFormatFactory<Double> {
         sink.writeLong(obj.toBits())
     }
 
-    override fun readFrom(source: Source): Double = Double.fromBits(source.readLong())
+    override fun readFrom(source: Source): Double = source.readDouble()
 }

dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/meta/JsonMeta.kt

@@ -81,7 +81,7 @@ public fun JsonPrimitive.toValue(descriptor: MetaDescriptor?): Value = when (thi
             content.asValue()
         } else {
             //consider using LazyParse
-            content.parseValue()
+            Value.parse(content)
         }
     }
 }

dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/meta/Value.kt

@@ -64,6 +64,7 @@ public interface Value {
                         ListValue(list)
                     }
                 }
+
                 is DoubleArray -> value.asValue()
                 is IntArray -> value.asValue()
                 is FloatArray -> value.asValue()
@@ -76,6 +77,41 @@ public interface Value {
                 else -> throw IllegalArgumentException("Unrecognized type of the object (${value::class}) converted to Value")
             }
         }
+
+        /**
+         * Parse value from string. Double-quoted strings are parsed literally. true/false are parsed as booleans
+         */
+        public fun parse(string: String): Value {
+
+            //Trying to get integer
+            if (string.isEmpty() || string == Null.string) {
+                return Null
+            }
+
+            //string constants
+            if (string.startsWith("\"") && string.endsWith("\"")) {
+                return StringValue(string.substring(1, string.length - 2))
+            }
+
+            string.toIntOrNull()?.let {
+                return NumberValue(it)
+            }
+
+            string.toDoubleOrNull()?.let {
+                return NumberValue(it)
+            }
+
+            if ("true" == string) {
+                return True
+            }
+
+            if ("false" == string) {
+                return False
+            }
+
+            //Give up and return a StringValue
+            return StringValue(string)
+        }
     }
 }
 
@@ -140,7 +176,7 @@ public class NumberValue(public val number: Number) : Value {
 
         val otherNumber = other.numberOrNull ?: return false
 
-        if(number == otherNumber) return true
+        if (number == otherNumber) return true
 
         //Do not change the order of comparison. On JS number is the instance of all types
         return when (numberOrNull) {
@@ -228,34 +264,5 @@ public fun <E : Enum<E>> E.asValue(): Value = EnumValue(this)
 /**
  * Create Value from String using the closest match conversion
  */
-public fun String.parseValue(): Value {
-
-    //Trying to get integer
-    if (isEmpty() || this == Null.string) {
-        return Null
-    }
-
-    //string constants
-    if (startsWith("\"") && endsWith("\"")) {
-        return StringValue(substring(1, length - 2))
-    }
-
-    toIntOrNull()?.let {
-        return NumberValue(it)
-    }
-
-    toDoubleOrNull()?.let {
-        return NumberValue(it)
-    }
-
-    if ("true" == this) {
-        return True
-    }
-
-    if ("false" == this) {
-        return False
-    }
-
-    //Give up and return a StringValue
-    return StringValue(this)
-}
+@Deprecated("Use Value.parse(this) instead", ReplaceWith("Value.parse(this)"))
+public fun String.parseValue(): Value = Value.parse(this)

dataforge-meta/src/commonMain/kotlin/space/kscience/dataforge/meta/exoticValues.kt

@@ -5,7 +5,7 @@ package space.kscience.dataforge.meta
  * A value built from string which content and type are parsed on-demand
  */
 public class LazyParsedValue(public val string: String) : Value {
-    private val parsedValue by lazy { string.parseValue() }
+    private val parsedValue by lazy { Value.parse(string) }
 
     override val value: Any? get() = parsedValue.value
     override val type: ValueType get() = parsedValue.type

gradle.properties

@@ -6,5 +6,5 @@ kotlin.mpp.stability.nowarn=true
 kotlin.incremental.js.ir=true
 kotlin.native.ignoreDisabledTargets=true
 
-toolsVersion=0.15.0-kotlin-1.9.20-RC2
+toolsVersion=0.15.0-kotlin-1.9.20
 #kotlin.experimental.tryK2=true

settings.gradle.kts

@@ -1,7 +1,6 @@
 rootProject.name = "dataforge-core"
 
 enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
-//enableFeaturePreview("VERSION_CATALOGS")
 
 pluginManagement {
 
@@ -15,6 +14,7 @@ pluginManagement {
     }
 
     plugins {
+        id("org.gradle.toolchains.foojay-resolver-convention") version "0.7.0"
         id("space.kscience.gradle.project") version toolsVersion
         id("space.kscience.gradle.mpp") version toolsVersion
         id("space.kscience.gradle.jvm") version toolsVersion