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CFGBuilder: special type for temp variable (IDEA-CR-23774)

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This commit is contained in:
Tagir Valeev
2017-08-14 09:44:18 +07:00
parent fa898684f7
commit d308509cb7
1 changed files with 14 additions and 2 deletions
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java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/CFGBuilder.java
+14 -2
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@@ -584,7 +584,7 @@ public class CFGBuilder {
if(type == null) {
type = PsiType.VOID;
}
return new LightVariableBuilder<>("tmp$" + myAnalyzer.getInstructionCount(), type, myAnalyzer.getContext());
return new TempVariable(myAnalyzer.getInstructionCount(), type, myAnalyzer.getContext());
}
/**
@@ -598,7 +598,19 @@ public class CFGBuilder {
return this;
}
/**
* Checks whether supplied variable is a temporary variable created previously via {@link #createTempVariable(PsiType)}
*
* @param variable to check
* @return true if supplied variable is a temp variable.
*/
public static boolean isTempVariable(PsiModifierListOwner variable) {
return variable instanceof LightVariableBuilder && ((LightVariableBuilder)variable).getName().startsWith("tmp$");
return variable instanceof TempVariable;
}
private static class TempVariable extends LightVariableBuilder<TempVariable> {
TempVariable(int index, @NotNull PsiType type, @NotNull PsiElement navigationElement) {
super("tmp$" + index, type, navigationElement);
}
}
}