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FIR checker: report val reassignment

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This commit is contained in:
Jinseong Jeon
2021-02-19 00:51:16 -08:00
committed by Dmitriy Novozhilov
parent b128577508
commit f1fa290d49
66 changed files with 386 additions and 309 deletions
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compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/atLeastOnce/valDefiniteReassignment.fir.kt
Vendored
+5 -5
View File
@@ -22,7 +22,7 @@ fun <T> runOnce(block: () -> T): T {
fun valueReassignment() {
val x: Int
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
runTwice { x = 42 }
runTwice { <!VAL_REASSIGNMENT!>x<!> = 42 }
x.inc()
}
@@ -36,7 +36,7 @@ fun branchingFlow(a: Any?) {
val x: Int
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
if (a is String) {
runTwice { x = 42 }
runTwice { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
else {
x = 43
@@ -47,7 +47,7 @@ fun branchingFlow(a: Any?) {
fun branchingFlowWithMissingBranches(a: Any?) {
val x: Int
if (a is String) {
runTwice { x = 42 }
runTwice { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
@@ -58,7 +58,7 @@ fun repeatingFlow(n: Int) {
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
for (i in 1..n) {
runTwice { x = 42 }
runTwice { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
@@ -68,7 +68,7 @@ fun repeatingFlow2(n: Int) {
val x: Int
for (i in 1..n) {
runTwice { x = 42 }
runTwice { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valDefiniteReassignment.fir.kt
Vendored
-28
View File
@@ -1,28 +0,0 @@
// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
import kotlin.contracts.*
fun <T> myRun(block: () -> T): T {
contract {
callsInPlace(block, InvocationKind.EXACTLY_ONCE)
}
return block()
}
fun reassignmentInUsualFlow() {
val x: Int
myRun { x = 42 }
x = 43
x.inc()
}
fun reassignment() {
val x = 42
myRun {
x = 43
}
x.inc()
}
compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valDefiniteReassignment.kt
Vendored
+1
View File
@@ -1,3 +1,4 @@
// FIR_IDENTICAL
// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valIndefiniteInitialization.fir.kt
Vendored
+2 -2
View File
@@ -24,7 +24,7 @@ fun branchingIndetermineFlow(a: Any?) {
if (a is String) {
myRepeat(a.length) {
// Val reassignment because we know that repeat's lambda called in-place
myRun { x = 42 }
myRun { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
}
else {
@@ -45,7 +45,7 @@ fun multipleAssignments() {
val x: Int
myRepeat(42) {
// Val reassignment because we know that repeat's lambda called in-place
myRun { x = 42 }
myRun { <!VAL_REASSIGNMENT!>x<!> = 42 }
}
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
}
compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/unknown/unknownInvocations.fir.kt
Vendored
-18
View File
@@ -1,18 +0,0 @@
// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
import kotlin.contracts.*
fun <T> inPlace(block: () -> T): T {
contract {
callsInPlace(block)
}
return block()
}
fun reassignmentAndNoInitializaiton() {
val x: Int
inPlace { x = 42 }
<!UNINITIALIZED_VARIABLE!>x<!>.inc()
}
compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/unknown/unknownInvocations.kt
Vendored
+1
View File
@@ -1,3 +1,4 @@
// FIR_IDENTICAL
// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER