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Merge branch 'master' of https://git.scc.kit.edu/pse-typinferenz/typicalc

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This commit is contained in:
Moritz Dieing 2021-02-04 12:58:16 +01:00
commit b4499c6889
2 changed files with 82 additions and 32 deletions
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76
src/main/java/edu/kit/typicalc/view/content/typeinferencecontent/LatexCreator.java
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@ -28,6 +28,7 @@ import static edu.kit.typicalc.view.content.typeinferencecontent.LatexCreatorCon
public class LatexCreator implements StepVisitor {
private final TypeInfererInterface typeInferer;
private final StringBuilder tree;
private final LatexCreatorConstraints constraintsGenerator;
private final boolean stepLabels;
/**
@ -43,13 +44,14 @@ public class LatexCreator implements StepVisitor {
this.typeInferer = typeInferer;
this.tree = new StringBuilder();
this.stepLabels = stepLabels;
constraintsGenerator = new LatexCreatorConstraints();
typeInferer.getFirstInferenceStep().accept(this);
}
/**
* @return the LaTeX-code for the proof tree
*/
protected String getTree() {
typeInferer.getFirstInferenceStep().accept(this);
return TREE_BEGIN + NEW_LINE + tree.toString() + TREE_END;
}
@ -57,6 +59,39 @@ public class LatexCreator implements StepVisitor {
* @return the LaTeX-code for constraints and unification
*/
protected String[] getUnification() {
List<String> result = new ArrayList<>(constraintsGenerator.getConstraints());
result.addAll(generateUnification());
//todo MGU and final type
return result.toArray(new String[0]);
} // todo implement
/**
* @return the packages needed for the LaTeX-code from getTree() and getUnification()to work
*/
protected String getLatexPackages() {
return BUSSPROOFS;
} // todo implement
private String typeAssumptionsToLatex(Map<VarTerm, TypeAbstraction> typeAssumptions) {
//todo sort entries?
if (typeAssumptions.isEmpty()) {
return "";
} else {
StringBuilder assumptions = new StringBuilder();
typeAssumptions.forEach(((varTerm, typeAbstraction) -> {
String termLatex = new LatexCreatorTerm(varTerm).getLatex();
String abstraction = generateTypeAbstraction(typeAbstraction);
assumptions.append(termLatex)
.append(COLON)
.append(abstraction)
.append(COMMA);
}));
assumptions.deleteCharAt(assumptions.length() - 1);
return assumptions.toString();
}
}
private List<String> generateUnification() {
List<String> steps = new ArrayList<>();
// TODO: check if unification is present
for (UnificationStep step : typeInferer.getUnificationSteps().orElseThrow(IllegalStateException::new)) {
@ -85,32 +120,8 @@ public class LatexCreator implements StepVisitor {
latex.append(DOLLAR_SIGN);
steps.add(latex.toString());
}
return steps.toArray(new String[0]);
} // todo implement
return steps;
/**
* @return the packages needed for the LaTeX-code from getTree() and getUnification()to work
*/
protected String getLatexPackages() {
return BUSSPROOFS;
} // todo implement
private String typeAssumptionsToLatex(Map<VarTerm, TypeAbstraction> typeAssumptions) { //todo sort entries?
if (typeAssumptions.isEmpty()) {
return "";
} else {
StringBuilder assumptions = new StringBuilder();
typeAssumptions.forEach(((varTerm, typeAbstraction) -> {
String termLatex = new LatexCreatorTerm(varTerm).getLatex();
String abstraction = generateTypeAbstraction(typeAbstraction);
assumptions.append(termLatex)
.append(COLON)
.append(abstraction)
.append(COMMA);
}));
assumptions.deleteCharAt(assumptions.length() - 1);
return assumptions.toString();
}
}
private String conclusionToLatex(Conclusion conclusion) {
@ -133,12 +144,6 @@ public class LatexCreator implements StepVisitor {
return conclusion;
}
private String generateConstraint(InferenceStep step) {
String firstType = new LatexCreatorType(step.getConstraint().getFirstType()).getLatex();
String secondType = new LatexCreatorType(step.getConstraint().getSecondType()).getLatex();
return firstType + SPACE + EQUALS + SPACE + secondType;
}
private String generateVarStepPremise(VarStep var) {
String assumptions = typeAssumptionsToLatex(var.getConclusion().getTypeAssumptions());
String term = new LatexCreatorTerm(var.getConclusion().getLambdaTerm()).getLatex();
@ -166,18 +171,21 @@ public class LatexCreator implements StepVisitor {
// todo use generateConstraint
@Override
public void visit(AbsStepDefault absD) {
constraintsGenerator.addConstraint(absD);
tree.insert(0, generateConclusion(absD, LABEL_ABS, UIC));
absD.getPremise().accept(this);
}
@Override
public void visit(AbsStepWithLet absL) {
constraintsGenerator.addConstraint(absL);
tree.insert(0, generateConclusion(absL, LABEL_ABS, UIC));
absL.getPremise().accept(this);
}
@Override
public void visit(AppStepDefault appD) {
constraintsGenerator.addConstraint(appD);
tree.insert(0, generateConclusion(appD, LABEL_APP, BIC));
appD.getPremise2().accept(this);
appD.getPremise1().accept(this);
@ -185,6 +193,7 @@ public class LatexCreator implements StepVisitor {
@Override
public void visit(ConstStepDefault constD) {
constraintsGenerator.addConstraint(constD);
tree.insert(0, generateConclusion(constD, LABEL_CONST, UIC));
String visitorBuffer = new LatexCreatorTerm(constD.getConclusion().getLambdaTerm()).getLatex();
String step = AXC + CURLY_LEFT + DOLLAR_SIGN + visitorBuffer + SPACE + LATEX_IN + SPACE + CONST
@ -194,12 +203,14 @@ public class LatexCreator implements StepVisitor {
@Override
public void visit(VarStepDefault varD) {
constraintsGenerator.addConstraint(varD);
tree.insert(0, generateConclusion(varD, LABEL_VAR, UIC));
tree.insert(0, generateVarStepPremise(varD));
}
@Override
public void visit(VarStepWithLet varL) {
constraintsGenerator.addConstraint(varL);
tree.insert(0, generateConclusion(varL, LABEL_VAR, BIC));
String typeAbstraction = generateTypeAbstraction(varL.getTypeAbsInPremise());
String instantiatedType = new LatexCreatorType(varL.getInstantiatedTypeAbs()).getLatex();
@ -212,6 +223,7 @@ public class LatexCreator implements StepVisitor {
@Override
public void visit(LetStepDefault letD) {
constraintsGenerator.addConstraint(letD);
tree.insert(0, generateConclusion(letD, LABEL_LET, BIC));
letD.getPremise().accept(this);
// todo implement

38
src/main/java/edu/kit/typicalc/view/content/typeinferencecontent/LatexCreatorConstraints.java Normal file
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@ -0,0 +1,38 @@
package edu.kit.typicalc.view.content.typeinferencecontent;
import edu.kit.typicalc.model.step.InferenceStep;
import java.util.ArrayList;
import java.util.List;
import static edu.kit.typicalc.view.content.typeinferencecontent.LatexCreatorConstants.*;
public class LatexCreatorConstraints {
private final List<String> constraints;
public LatexCreatorConstraints() {
constraints = new ArrayList<>();
constraints.add("");
}
protected List<String> getConstraints() {
List<String> temp = new ArrayList<>(constraints);
temp.replaceAll(current -> current.equals("")
? current
: DOLLAR_SIGN + current + DOLLAR_SIGN);
//todo vllt. noch was anderes drumrum schreiben
return temp;
}
protected void addConstraint(InferenceStep step) {
String firstType = new LatexCreatorType(step.getConstraint().getFirstType()).getLatex();
String secondType = new LatexCreatorType(step.getConstraint().getSecondType()).getLatex();
String currentConstraint = firstType + SPACE + EQUALS + SPACE + secondType;
String previousConstraints = constraints.get(constraints.size() - 1);
if (constraints.size() > 1) {
constraints.add(previousConstraints + COMMA + currentConstraint);
} else {
constraints.add(currentConstraint);
}
}
}