Don't report incompatibility expect/actual errors on usual overloads

Divide incompatibility on two groups: strong and weak. Strong incompatibility means that if declaration with such incompatibility has no `actual` modifier then it's considered as usual overload and we'll not report any error on it.

 #KT-20540 Fixed
 #KT-20680 Fixed
This commit is contained in:
Mikhail Zarechenskiy
2017-10-11 19:28:53 +03:00
parent eb828e3497
commit d0cbd73307
13 changed files with 258 additions and 10 deletions
@@ -5,6 +5,15 @@ Output:
-- JVM --
Exit code: COMPILATION_ERROR
Output:
compiler/testData/multiplatform/classScopes/constructorIncorrectSignature/jvm.kt:1:14: error: actual class 'Foo' has no corresponding members for expected class members:
public constructor Foo(s: String)
The following declaration is incompatible because parameter types are different:
public constructor Foo(s: Array<String>)
actual class Foo {
^
compiler/testData/multiplatform/classScopes/constructorIncorrectSignature/jvm.kt:2:23: error: actual constructor of 'Foo' has no corresponding expected declaration
The following declaration is incompatible because parameter types are different:
public constructor Foo(s: String)
@@ -8,6 +8,36 @@ expect fun f21(c: suspend Unit.() -> Unit)
-- JVM --
Exit code: COMPILATION_ERROR
Output:
compiler/testData/multiplatform/incompatibleCallables/common.kt:5:14: error: expected function 'f3' has no actual declaration in module
The following declaration is incompatible because parameter types are different:
public actual fun f3(name: Double): Unit
expect fun f3(name: String)
^
compiler/testData/multiplatform/incompatibleCallables/common.kt:6:24: error: expected function 'f3ext' has no actual declaration in module
The following declaration is incompatible because parameter types are different:
public actual fun Double.f3ext(): Unit
expect fun String.f3ext()
^
compiler/testData/multiplatform/incompatibleCallables/common.kt:12:14: error: expected function 'f6' has no actual declaration in module
The following declaration is incompatible because number of value parameters is different:
public actual fun f6(p2: Int): Unit
expect fun f6(p1: String, p2: Int)
^
compiler/testData/multiplatform/incompatibleCallables/common.kt:32:15: error: expected function 'f21' has no actual declaration in module
The following declaration is incompatible because parameter types are different:
public actual fun f21(c: Unit.() -> Unit): Unit
expect fun f21(c: suspend Unit.() -> Unit)
^
compiler/testData/multiplatform/incompatibleCallables/common.kt:33:15: error: expected function 'f22' has no actual declaration in module
The following declaration is incompatible because parameter types are different:
public actual fun f22(c: suspend Unit.() -> Unit): Unit
expect fun f22(c: Unit.() -> Unit)
^
compiler/testData/multiplatform/incompatibleCallables/jvm.kt:1:18: error: actual function 'f1' has no corresponding expected declaration
The following declaration is incompatible because return type is different:
public expect fun f1(): Unit