Add 'operator' modifier to stdlib property Delegate functions

This commit is contained in:
Yan Zhulanow
2015-10-12 19:37:04 +03:00
parent d2358c7fb4
commit f9e89596fd
7 changed files with 12 additions and 12 deletions
@@ -3,5 +3,5 @@ import kotlin.properties.Delegates
class C { class C {
val `x$delegate`: ReadWriteProperty<Any, Any>? = null val `x$delegate`: ReadWriteProperty<Any, Any>? = null
val x: String? by <!OPERATOR_MODIFIER_REQUIRED!>Delegates.notNull()<!> val x: String? by Delegates.notNull()
} }
@@ -1,5 +1,5 @@
// "Create class 'Foo'" "true" // "Create class 'Foo'" "true"
// ERROR: <html>Class 'Foo' must be declared abstract or implement abstract member<br/><b>public</b> <b>abstract</b> <b>fun</b> getValue(thisRef: A&lt;T&gt;, property: kotlin.PropertyMetadata): B <i>defined in</i> kotlin.properties.ReadOnlyProperty</html> // ERROR: <html>Class 'Foo' must be declared abstract or implement abstract member<br/><b>public</b> <b>abstract</b> operator <b>fun</b> getValue(thisRef: A&lt;T&gt;, property: kotlin.PropertyMetadata): B <i>defined in</i> kotlin.properties.ReadOnlyProperty</html>
open class B open class B
@@ -1,7 +1,7 @@
import kotlin.properties.ReadOnlyProperty import kotlin.properties.ReadOnlyProperty
// "Create class 'Foo'" "true" // "Create class 'Foo'" "true"
// ERROR: <html>Class 'Foo' must be declared abstract or implement abstract member<br/><b>public</b> <b>abstract</b> <b>fun</b> getValue(thisRef: A&lt;T&gt;, property: kotlin.PropertyMetadata): B <i>defined in</i> kotlin.properties.ReadOnlyProperty</html> // ERROR: <html>Class 'Foo' must be declared abstract or implement abstract member<br/><b>public</b> <b>abstract</b> operator <b>fun</b> getValue(thisRef: A&lt;T&gt;, property: kotlin.PropertyMetadata): B <i>defined in</i> kotlin.properties.ReadOnlyProperty</html>
open class B open class B
@@ -17,12 +17,12 @@
package com.google.dart.compiler.backend.js.ast.metadata package com.google.dart.compiler.backend.js.ast.metadata
internal class MetadataProperty<in T : HasMetadata, R>(val default: R) { internal class MetadataProperty<in T : HasMetadata, R>(val default: R) {
fun getValue(thisRef: T, desc: PropertyMetadata): R { operator fun getValue(thisRef: T, desc: PropertyMetadata): R {
if (!thisRef.hasData(desc.name)) return default if (!thisRef.hasData(desc.name)) return default
return thisRef.getData<R>(desc.name) return thisRef.getData<R>(desc.name)
} }
fun setValue(thisRef: T, desc: PropertyMetadata, value: R) { operator fun setValue(thisRef: T, desc: PropertyMetadata, value: R) {
thisRef.setData(desc.name, value) thisRef.setData(desc.name, value)
} }
} }
@@ -17,7 +17,7 @@ public interface ReadOnlyProperty<in R, out T> {
* @param property the metadata for the property. * @param property the metadata for the property.
* @return the property value. * @return the property value.
*/ */
public fun getValue(thisRef: R, property: PropertyMetadata): T public operator fun getValue(thisRef: R, property: PropertyMetadata): T
} }
/** /**
@@ -36,7 +36,7 @@ public interface ReadWriteProperty<in R, T> {
* @param property the metadata for the property. * @param property the metadata for the property.
* @return the property value. * @return the property value.
*/ */
public fun getValue(thisRef: R, property: PropertyMetadata): T public operator fun getValue(thisRef: R, property: PropertyMetadata): T
/** /**
* Sets the value of the property for the given object. * Sets the value of the property for the given object.
@@ -44,5 +44,5 @@ public interface ReadWriteProperty<in R, T> {
* @param property the metadata for the property. * @param property the metadata for the property.
* @param value the value to set. * @param value the value to set.
*/ */
public fun setValue(thisRef: R, property: PropertyMetadata, value: T) public operator fun setValue(thisRef: R, property: PropertyMetadata, value: T)
} }
@@ -11,7 +11,7 @@ package kotlin.properties
* *
* @throws NoSuchElementException when the map doesn't contain value for the property name and doesn't provide an implicit default (see [withDefault]). * @throws NoSuchElementException when the map doesn't contain value for the property name and doesn't provide an implicit default (see [withDefault]).
*/ */
public fun <V, V1: V> Map<in String, @Exact V>.getValue(thisRef: Any?, property: PropertyMetadata): V1 = getOrImplicitDefault(property.name) as V1 public operator fun <V, V1: V> Map<in String, @Exact V>.getValue(thisRef: Any?, property: PropertyMetadata): V1 = getOrImplicitDefault(property.name) as V1
/** /**
* Returns the value of the property for the given object from this mutable map. * Returns the value of the property for the given object from this mutable map.
@@ -22,7 +22,7 @@ public fun <V, V1: V> Map<in String, @Exact V>.getValue(thisRef: Any?, property:
* @throws NoSuchElementException when the map doesn't contain value for the property name and doesn't provide an implicit default (see [withDefault]). * @throws NoSuchElementException when the map doesn't contain value for the property name and doesn't provide an implicit default (see [withDefault]).
*/ */
@kotlin.jvm.JvmName("getVar") @kotlin.jvm.JvmName("getVar")
public fun <V> MutableMap<in String, in V>.getValue(thisRef: Any?, property: PropertyMetadata): V = getOrImplicitDefault(property.name) as V public operator fun <V> MutableMap<in String, in V>.getValue(thisRef: Any?, property: PropertyMetadata): V = getOrImplicitDefault(property.name) as V
/** /**
* Stores the value of the property for the given object in this mutable map. * Stores the value of the property for the given object in this mutable map.
@@ -30,6 +30,6 @@ public fun <V> MutableMap<in String, in V>.getValue(thisRef: Any?, property: Pro
* @param property the metadata for the property, used to get the name of property and store the value associated with that name in the map. * @param property the metadata for the property, used to get the name of property and store the value associated with that name in the map.
* @param value the value to set. * @param value the value to set.
*/ */
public fun <V> MutableMap<in String, in V>.setValue(thisRef: Any?, property: PropertyMetadata, value: V) { public operator fun <V> MutableMap<in String, in V>.setValue(thisRef: Any?, property: PropertyMetadata, value: V) {
this.put(property.name, value) this.put(property.name, value)
} }
+1 -1
View File
@@ -74,7 +74,7 @@ public fun lazy<T>(lock: Any?, initializer: () -> T): Lazy<T> = SynchronizedLazy
* This extension allows to use instances of Lazy for property delegation: * This extension allows to use instances of Lazy for property delegation:
* `val property: String by lazy { initializer }` * `val property: String by lazy { initializer }`
*/ */
public fun <T> Lazy<T>.getValue(thisRef: Any?, property: PropertyMetadata): T = value public operator fun <T> Lazy<T>.getValue(thisRef: Any?, property: PropertyMetadata): T = value
/** /**
* Specifies how a [Lazy] instance synchronizes access among multiple threads. * Specifies how a [Lazy] instance synchronizes access among multiple threads.