Dmitry Savvinov
4434db4d69
- Make AbstractDiagnosticsTest dump function contracts - Add diagnostics tests on parsing contracts - Add diagnostics tests on smartcats in presence of functions with contracts - Add diagnostics tests on initialization and flow in presence of in-place called lambdas ========== Introduction of EffectSystem: 16/18
58 lines
1.0 KiB
Kotlin
Vendored
58 lines
1.0 KiB
Kotlin
Vendored
// !LANGUAGE: +CallsInPlaceEffect
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// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
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import kotlin.internal.contracts.*
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fun <T> myRun(block: () -> T): T {
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contract {
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callsInPlace(block, InvocationKind.EXACTLY_ONCE)
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}
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return block()
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}
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fun someComputation(): Int = 42
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fun tryCatchInlined() {
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val x: Int
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myRun {
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try {
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x = someComputation()
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x.inc()
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}
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catch (e: java.lang.Exception) {
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<!UNINITIALIZED_VARIABLE!>x<!>.inc()
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}
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}
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<!VAL_REASSIGNMENT!>x<!> = 42
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x.inc()
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}
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fun possibleReassignmentInTryCatch() {
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val x: Int
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myRun {
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try {
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x = someComputation()
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x.inc()
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}
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catch (e: java.lang.Exception) {
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<!VAL_REASSIGNMENT!>x<!> = 42
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x.inc()
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}
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x.inc()
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}
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x.inc()
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}
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fun tryCatchOuter() {
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val x: Int
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try {
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myRun { x = someComputation() }
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x.inc()
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}
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catch (e: java.lang.Exception) {
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<!UNINITIALIZED_VARIABLE!>x<!>.inc()
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}
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}
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