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Fixes exception thrown by last example

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Not the most beautiful fix, but it works...
This commit is contained in:
Robin 2021-09-07 14:39:09 +02:00
parent db48c7ffa0
commit bbb0f7de38
1 changed files with 11 additions and 2 deletions
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13
src/main/java/edu/kit/typicalc/view/content/typeinferencecontent/latexcreator/ExplanationCreatorUnification.java
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@ -85,6 +85,8 @@ public class ExplanationCreatorUnification {
if (isLetUnification) { if (isLetUnification) {
createLetUnficiationFinish(); createLetUnficiationFinish();
} }
} else if (isLetUnification) {
unificationTexts.remove(unificationTexts.size() - 1);
} }
} }
@ -165,8 +167,13 @@ public class ExplanationCreatorUnification {
} }
private void createUnficationTexts() { private void createUnficationTexts() {
List<UnificationStep> unificationSteps = typeInferer.getUnificationSteps() List<UnificationStep> unificationSteps;
.orElseThrow(IllegalStateException::new); if (typeInferer.getUnificationSteps().isPresent()) {
unificationSteps = typeInferer.getUnificationSteps().get();
} else {
errorOccurred = true;
return;
}
// skip first step since the substitutions list is still empty (unification introduction is shown) // skip first step since the substitutions list is still empty (unification introduction is shown)
for (int stepNum = 1; stepNum < unificationSteps.size(); stepNum++) { for (int stepNum = 1; stepNum < unificationSteps.size(); stepNum++) {
@ -231,8 +238,10 @@ public class ExplanationCreatorUnification {
private void createErrorText(UnificationError errorType) { private void createErrorText(UnificationError errorType) {
if (errorType == UnificationError.INFINITE_TYPE) { if (errorType == UnificationError.INFINITE_TYPE) {
unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "infiniteType")); unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "infiniteType"));
unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "infiniteType"));
} else if (errorType == UnificationError.DIFFERENT_TYPES) { } else if (errorType == UnificationError.DIFFERENT_TYPES) {
unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "differentTypes")); unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "differentTypes"));
unificationTexts.add(getDefaultTextLatex(KEY_PREFIX + "differentTypes"));
} }
} }