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CommonDataflow: support array access expressions

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Tagir Valeev
2018-03-19 11:12:39 +07:00
parent fd1e8d9ac9
commit 56c45bb477
1 changed files with 12 additions and 0 deletions
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java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/CommonDataflow.java
+12
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@@ -1,6 +1,7 @@
// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package com.intellij.codeInspection.dataFlow;
import com.intellij.codeInspection.dataFlow.instructions.ArrayAccessInstruction;
import com.intellij.codeInspection.dataFlow.instructions.BinopInstruction;
import com.intellij.codeInspection.dataFlow.instructions.MethodCallInstruction;
import com.intellij.codeInspection.dataFlow.instructions.PushInstruction;
@@ -97,6 +98,17 @@ public class CommonDataflow {
return states;
}
@Override
public DfaInstructionState[] visitArrayAccess(ArrayAccessInstruction instruction, DataFlowRunner runner, DfaMemoryState memState) {
DfaInstructionState[] states = super.visitArrayAccess(instruction, runner, memState);
PsiArrayAccessExpression anchor = instruction.getExpression();
for (DfaInstructionState state : states) {
DfaMemoryState afterState = state.getMemoryState();
dfr.add(anchor, (DfaMemoryStateImpl)afterState, afterState.peek());
}
return states;
}
@Override
public DfaInstructionState[] visitBinop(BinopInstruction instruction, DataFlowRunner runner, DfaMemoryState memState) {
DfaInstructionState[] states = super.visitBinop(instruction, runner, memState);