// MODULE: lib1
// FILE: dependency.kt
package usage

fun implicitType() = 1

// MODULE: dep(lib1)
// FILE: annotation.kt
package usage

fun implicitTypeFromAnotherModule() = implicitType()

// MODULE: lib2
// FILE: dependency.kt
package usage

fun implicitType() = "str"

// MODULE: main(lib2, dep)
// FILE: usage.kt
package usage

fun usage(): Int = run {
    implicitType()

        val generatedTopLevelClassifiers = declarationGenerators
            .asSequence()
            .flatMap {
                // FIXME this function should be called only once during plugin's lifetime, so this usage is not really correct (2)
                it.getTopLevelClassIds()
            }
            .filter { it.packageFqName == packageFqName }
            .map { it.shortClassName }

// MODULE: lib2
// FILE: anno.kt
package kotlin.annotation

public enum class AnnotationTarget {
    CLASS;
}

// MODULE: main(lib2, dep)
// FILE: usage.kt
package usage

import my.pack.Deprecated

@Deprecated

// MODULE: dep2
// FILE: util21.kt
package my.pack

fun Any.myExt2() {}

// FILE: util22.kt
package my.pack

val Any.myExt2: Int get() = 10

// MODULE: main(dep1, dep2)
// FILE: usage.kt
package usage

import my.pack.myExt
import my.pack.myExt2

fun test(a: Any) {
    a.myExt()
    a.myExt

    a.myExt2
    a.myExt2()

 * shortening in a string form. If [shortenedReference] is null, it means the shortening will simply delete the qualifier. Note that
 * currently the only usage of [shortenedReference] is the case we have the import-alias. For example, [shortenedReference] will be
 * "AliasType" when we shorten:
 * ```
 * import my.package.NewType as AliasType

            """
                Declaration: ${(declarationSymbol as KaDeclarationSymbol).render(KaDeclarationRendererForDebug.WITH_QUALIFIED_NAMES)}
                At usage site: ${useSiteElement.text}
                Is visible: $visible
            """.trimIndent()
        }

        testServices.assertions.assertEqualsToTestDataFileSibling(actualText)
    }

 * is imported somewhere else and used without directly referencing the object instance
 * itself:
 *
 * ```kt
 * import Foo.bar
 *
 * object Foo { fun String.bar() {} }
 *
 * fun usage() {
 *   "hello".bar() // this call has implicit 'Foo' dispatch receiver
 * }
 * ```
 */
internal val FirResolvedQualifier.isImplicitDispatchReceiver: Boolean

import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.utils.filterIsInstanceAnd

/**
 * This implementation works only for FQN annotations usages (`@foo.Bar` instead of `@Bar`).
 * It does not perform the full resolve of the annotation call, but it checks whether the annotation
 * with such FQN is present in the [scope] with [KotlinDeclarationProvider].
 *

@OptIn(KaAnalysisNonPublicApi::class)
fun MutableSet<KtFile>.collectReachableInlineDelegatedPropertyAccessors() {
    if (isEmpty()) return

    // One of the compiler lowerings, namely `PropertyReferenceLowering`,
    // optimizes usages of property references in some cases,
    // and if a containing delegated property accessor is inline,
    // it might need this accessor's bytecode.
    //
    // If an accessor function is defined in a different module,

}

public typealias KtImportOptimizer = KaImportOptimizer

public interface KaImportOptimizerMixIn : KaSessionMixIn {

    /**
     * Takes [file] and inspects its imports and their usages,
     * so they can be optimized based on the resulting [KaImportOptimizerResult].
     *
     * Does **not** change the file.
     */