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Avoid requiring it parameter in Kotlin bean DSL

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By using function literals with receiver, we can avoid requiring
lambda parameters for a shorter and nicer syntax. Based on a
proposal from Joseph Taylor.

Issue: SPR-15815
This commit is contained in:
Sebastien Deleuze
2017-07-25 11:18:52 +02:00
parent d7a7b08b08
commit 29c112c010
2 changed files with 10 additions and 10 deletions
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4
spring-context/src/main/kotlin/org/springframework/context/support/BeanDefinitionDsl.kt
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@@ -89,7 +89,7 @@ open class BeanDefinitionDsl(val condition: (ConfigurableEnvironment) -> Boolean
isLazyInit: Boolean? = null,
isPrimary: Boolean? = null,
isAutowireCandidate: Boolean? = null,
crossinline function: (BeanDefinitionContext) -> T) {
crossinline function: BeanDefinitionContext.() -> T) {
val customizer = BeanDefinitionCustomizer { bd ->
scope?.let { bd.scope = scope.name.toLowerCase() }
@@ -122,7 +122,7 @@ open class BeanDefinitionDsl(val condition: (ConfigurableEnvironment) -> Boolean
* Take in account bean definitions enclosed in the provided lambda only when the
* specified environment-based predicate is true.
*/
fun environment(condition: (ConfigurableEnvironment) -> Boolean, init: BeanDefinitionDsl.() -> Unit): BeanDefinitionDsl {
fun environment(condition: ConfigurableEnvironment.() -> Boolean, init: BeanDefinitionDsl.() -> Unit): BeanDefinitionDsl {
val beans = BeanDefinitionDsl(condition::invoke)
beans.init()
children.add(beans)