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Merged
rcosta358 merged 10 commits into from
Apr 7, 2026
Merged

CLI flags #187

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d9c0b9a
Modified CLI
cheestree Mar 19, 2026
2f620af
Split args into a separate file
cheestree Mar 19, 2026
e09836c
Removed unused code in Diagnostics
cheestree Mar 19, 2026
6f0107d
Update SMTEvaluator
cheestree Mar 19, 2026
a210f95
Added util to show code snippet, moved debug print
cheestree Mar 30, 2026
4d5cc0c
Merge branch 'main' into debug-flag
cheestree Mar 30, 2026
c0c9f7f
Apply suggestion from @rcosta358
cheestree Mar 30, 2026
b95d8c2
Fixed a comparison with null and boolean
cheestree Mar 30, 2026
aafcd38
FIxed offset and wrong bool exp for null
cheestree Mar 30, 2026
62c0c67
Added version arg to CLI (#1)
cheestree Apr 7, 2026
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Added util to show code snippet, moved debug print 
Added a util to get the expression from a SourcePosition.
Moved the print in the verifySubtype to verifySMTSubtype.
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@cheestree
cheestree committed Mar 30, 2026
commit a210f9509c4c49486adbb0f942f339d795340ab5
7 changes: 7 additions & 0 deletions liquidjava-verifier/src/main/java/liquidjava/processor/refinement_checker/VCChecker.java
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
import java.util.stream.Collectors;

import liquidjava.diagnostics.errors.*;
import liquidjava.api.CommandLineLauncher;
import liquidjava.diagnostics.TranslationTable;
import liquidjava.processor.VCImplication;
import liquidjava.processor.context.*;
Expand All @@ -16,6 +17,7 @@
import liquidjava.smt.SMTEvaluator;
import liquidjava.smt.SMTResult;
import liquidjava.utils.constants.Keys;
import liquidjava.utils.Utils;
import spoon.reflect.cu.SourcePosition;
import spoon.reflect.declaration.CtElement;
import spoon.reflect.factory.Factory;
Expand Down Expand Up @@ -92,6 +94,11 @@ public void processSubtyping(Predicate type, Predicate expectedType, List<GhostS
*/
public SMTResult verifySMTSubtype(Predicate expected, Predicate found, SourcePosition position) throws LJError {
try {
if (CommandLineLauncher.cmdArgs.debugMode) {
System.out.println(String.format("%s <: %s on expression '%s' at %s", expected, found,
Utils.getExpressionFromPosition(position),
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position.getFile().getName() + ":" + position.getLine()));
}
return new SMTEvaluator().verifySubtype(found, expected, context);
} catch (LJError e) {
e.setPosition(position);
Expand Down
4 changes: 0 additions & 4 deletions liquidjava-verifier/src/main/java/liquidjava/smt/SMTEvaluator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,6 @@
import com.microsoft.z3.Status;
import com.microsoft.z3.Z3Exception;

import liquidjava.api.CommandLineLauncher;
import liquidjava.processor.context.Context;
import liquidjava.rj_language.Predicate;
import liquidjava.rj_language.ast.Expression;
Expand All @@ -26,9 +25,6 @@ public class SMTEvaluator {
*/
public SMTResult verifySubtype(Predicate subRef, Predicate supRef, Context context) throws Exception {
Predicate toVerify = Predicate.createConjunction(subRef, supRef.negate());
if (CommandLineLauncher.cmdArgs.debugMode) {
System.out.println(String.format("%s <: %s", subRef, supRef));
}
try {
Expression exp = toVerify.getExpression();
try (TranslatorToZ3 tz3 = new TranslatorToZ3(context)) {
Expand Down
19 changes: 19 additions & 0 deletions liquidjava-verifier/src/main/java/liquidjava/utils/Utils.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package liquidjava.utils;

import java.util.Map;
import java.util.Scanner;
import java.util.Set;
import java.util.stream.Stream;

Expand Down Expand Up @@ -92,4 +93,22 @@ public static SourcePosition getRealPosition(CtElement element) {
}
return element.getPosition();
}

public static String getExpressionFromPosition(SourcePosition position) {
if (position == null || position.getFile() == null)
return null;
try (Scanner scanner = new Scanner(position.getFile())) {
int currentLine = 1;
while (scanner.hasNextLine()) {
String line = scanner.nextLine();
if (currentLine == position.getLine()) {
return line.substring(position.getColumn() - 1).trim();
}
currentLine++;
}
} catch (Exception e) {
// ignore
}
return null;
}
}