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ProofScriptParser
Commit 9759947b authored by Alexander Weigl's avatar Alexander Weigl
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parent ref for ASTNode.java

parent b765012c
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Showing with 94 additions and 60 deletions
lang/src/main/java/edu/kit/iti/formal/psdbg/parser/TransformAst.java
View file @ 9759947b
......@@ -25,6 +25,7 @@ package edu.kit.iti.formal.psdbg.parser;
import edu.kit.iti.formal.psdbg.parser.ast.*;
import edu.kit.iti.formal.psdbg.parser.types.TypeFacade;
import lombok.Getter;
import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.tree.ErrorNode;
import org.antlr.v4.runtime.tree.ParseTree;
......@@ -38,19 +39,17 @@ import java.util.Map;
/**
* @author Alexander Weigl
* @version 1 (27.04.17)
* @version 2 (29.10.17), introduction of parent
* version 1 (27.04.17)
*/
public class TransformAst implements ScriptLanguageVisitor<Object> {
/**
* Start Index for positional arguments for command calls
* Start index for positional arguments for command calls
*/
public static final int KEY_START_INDEX_PARAMETER = 2;
private List<ProofScript> scripts = new ArrayList<>(10);
public List<ProofScript> getScripts() {
return scripts;
}
@Getter
private final List<ProofScript> scripts = new ArrayList<>(10);
@Override
public List<ProofScript> visitStart(ScriptLanguageParser.StartContext ctx) {
......@@ -64,8 +63,11 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
ProofScript s = new ProofScript();
s.setName(ctx.name.getText());
s.setRuleContext(ctx);
if (ctx.signature != null)
s.setSignature((Signature) ctx.signature.accept(this));
if (ctx.signature != null) {
final Signature sig = (Signature) ctx.signature.accept(this);
sig.setParent(s);
s.setSignature(sig);
}
s.setBody((Statements) ctx.body.accept(this));
return s;
}
......@@ -74,8 +76,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Signature visitArgList(ScriptLanguageParser.ArgListContext ctx) {
Signature signature = new Signature();
for (ScriptLanguageParser.VarDeclContext decl : ctx.varDecl()) {
signature.put(new Variable(decl.name),
TypeFacade.findType(decl.type.getText()));
Variable key = new Variable(decl.name);
key.setParent(signature);
signature.put(key, TypeFacade.findType(decl.type.getText()));
}
signature.setRuleContext(ctx);
return signature;
......@@ -100,7 +103,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Statements visitStmtList(ScriptLanguageParser.StmtListContext ctx) {
Statements statements = new Statements();
for (ScriptLanguageParser.StatementContext stmt : ctx.statement()) {
statements.add((Statement<ParserRuleContext>) stmt.accept(this));
Statement<ParserRuleContext> statement = (Statement<ParserRuleContext>) stmt.accept(this);
statement.setParent(statements);
statements.add(statement);
}
return statements;
}
......@@ -115,12 +120,16 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Object visitAssignment(ScriptLanguageParser.AssignmentContext ctx) {
AssignmentStatement assign = new AssignmentStatement();
assign.setRuleContext(ctx);
assign.setLhs(new Variable(ctx.variable));
Variable lhs = new Variable(ctx.variable);
lhs.setParent(assign);
assign.setLhs(lhs);
if (ctx.type != null) {
assign.setType(TypeFacade.findType(ctx.type.getText()));
}
if (ctx.expression() != null) {
assign.setRhs((Expression<ParserRuleContext>) ctx.expression().accept(this));
Expression<ParserRuleContext> rhs = (Expression<ParserRuleContext>) ctx.expression().accept(this);
rhs.setParent(assign);
assign.setRhs(rhs);
}
return assign;
}
......@@ -132,10 +141,11 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
private BinaryExpression createBinaryExpression(ParserRuleContext ctx,
List<ScriptLanguageParser.ExpressionContext> expression, Operator op) {
BinaryExpression be = new BinaryExpression();
be.setLeft((Expression<ParserRuleContext>) expression.get(0).accept(this));
be.setRight((Expression<ParserRuleContext>) expression.get(1).accept(this));
be.setOperator(op);
Expression<ParserRuleContext> left = (Expression<ParserRuleContext>) expression.get(0).accept(this);
Expression<ParserRuleContext> right = (Expression<ParserRuleContext>) expression.get(1).accept(this);
BinaryExpression be = new BinaryExpression(left, op, right);
left.setParent(be);
right.setParent(be);
return be;
}
......@@ -152,7 +162,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
private UnaryExpression createUnaryExpression(ParserRuleContext ctx, ScriptLanguageParser.ExpressionContext expression, Operator op) {
UnaryExpression ue = new UnaryExpression();
ue.setRuleContext(ctx);
ue.setExpression((Expression<ParserRuleContext>) expression.accept(this));
Expression<ParserRuleContext> expr = (Expression<ParserRuleContext>) expression.accept(this);
expr.setParent(ue);
ue.setExpression(expr);
ue.setOperator(op);
return ue;
}
......@@ -223,18 +235,18 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
@Override
public Object visitExprSubst(ScriptLanguageParser.ExprSubstContext ctx) {
SubstituteExpression se = new SubstituteExpression();
se.setSub((Expression) ctx.expression().accept(this));
se.setSubstitution(
(Map<String, Expression>) ctx.substExpressionList().accept(this));
Expression expr = (Expression) ctx.expression().accept(this);
Map<String, Expression> subs = (Map<String, Expression>) ctx.substExpressionList().accept(this);
subs.values().forEach(e -> e.setParent(se));
se.setSubstitution(subs);
se.setSub(expr);
expr.setParent(se);
return se;
}
//TODO implement
@Override
public Object visitExprDivision(ScriptLanguageParser.ExprDivisionContext ctx) {
return createBinaryExpression(ctx, ctx.expression(), Operator.DIVISION);
}
@Override
......@@ -284,13 +296,19 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
if (ctx.derivable != null) {
match.setDerivable(true);
match.setDerivableTerm((Expression<ParserRuleContext>) ctx.derivableExpression.accept(this));
Expression<ParserRuleContext> e = (Expression<ParserRuleContext>) ctx.derivableExpression.accept(this);
e.setParent(match);
match.setDerivableTerm(e);
} else {
if (ctx.argList() != null)
match.setSignature((Signature) ctx.argList().accept(this));
match.setPattern((Expression<ParserRuleContext>) ctx.pattern.accept(this));
if (ctx.argList() != null) {
Signature signature = (Signature) ctx.argList().accept(this);
match.setSignature(signature);
signature.setParent(match);
}
Expression<ParserRuleContext> e = (Expression<ParserRuleContext>) ctx.pattern.accept(this);
match.setPattern(e);
e.setParent(match);
}
return match;
}
......@@ -303,7 +321,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Object visitRepeatStmt(ScriptLanguageParser.RepeatStmtContext ctx) {
RepeatStatement rs = new RepeatStatement();
rs.setRuleContext(ctx);
rs.setBody((Statements) ctx.stmtList().accept(this));
Statements body = (Statements) ctx.stmtList().accept(this);
rs.setBody(body);
body.setParent(rs);
return rs;
}
......@@ -312,14 +332,13 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
CasesStatement cases = new CasesStatement();
ctx.casesList().forEach(c -> cases.getCases().add((CaseStatement) c.accept(this)));
if (ctx.DEFAULT() != null) {
/* cases.setDefaultCase((Statements)
ctx.defList.accept(this)
);*/
DefaultCaseStatement defCase = new DefaultCaseStatement();
defCase.setRuleContext(ctx.defList);
defCase.setBody((Statements) ctx.defList.accept(this));
// defCase.setClosedStmt(false);
Statements body = (Statements) ctx.defList.accept(this);
body.setParent(defCase);
defCase.setBody(body);
cases.setDefCaseStmt(defCase);
defCase.setParent(cases);
}
cases.setRuleContext(ctx);
return cases;
......@@ -327,30 +346,27 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
@Override
public Object visitCasesList(ScriptLanguageParser.CasesListContext ctx) {
Statements accept = (Statements) ctx.body.accept(this);
CaseStatement cs = null;
if (ctx.TRY() != null) {
TryCase TryCase = new TryCase();
TryCase.setRuleContext(ctx);
TryCase.setBody((Statements) ctx.body.accept(this));
return TryCase;
}
if (ctx.closesScript != null) {
ClosesCase closesCase = new ClosesCase();
closesCase.setClosedStmt(true);
closesCase.setRuleContext(ctx);
closesCase.setClosesScript((Statements) ctx.closesScript.accept(this));
closesCase.setBody((Statements) ctx.body.accept(this));
return closesCase;
cs = new TryCase();
} else if (ctx.closesScript != null) {
cs = new ClosesCase();
cs.setClosedStmt(true);
Statements closes = (Statements) ctx.closesScript.accept(this);
((ClosesCase) cs).setClosesScript(closes);
closes.setParent(cs);
} else {
SimpleCaseStatement caseStatement = new SimpleCaseStatement();
caseStatement.setRuleContext(ctx);
caseStatement.setGuard((Expression<ParserRuleContext>) ctx.expression().accept(this));
caseStatement.setBody((Statements) ctx.body.accept(this));
return caseStatement;
cs = new SimpleCaseStatement();
Expression<ParserRuleContext> guard = (Expression<ParserRuleContext>) ctx.expression().accept(this);
((SimpleCaseStatement) cs).setGuard(guard);
}
cs.setBody(accept);
accept.setParent(cs);
cs.setRuleContext(ctx);
return cs;
}
......@@ -358,7 +374,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Object visitForEachStmt(ScriptLanguageParser.ForEachStmtContext ctx) {
ForeachStatement f = new ForeachStatement();
f.setRuleContext(ctx);
f.setBody((Statements) ctx.stmtList().accept(this));
Statements body = (Statements) ctx.stmtList().accept(this);
f.setBody(body);
body.setParent(f);
return f;
}
......@@ -366,7 +384,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
public Object visitTheOnlyStmt(ScriptLanguageParser.TheOnlyStmtContext ctx) {
TheOnlyStatement f = new TheOnlyStatement();
f.setRuleContext(ctx);
f.setBody((Statements) ctx.stmtList().accept(this));
Statements body = (Statements) ctx.stmtList().accept(this);
f.setBody(body);
body.setParent(f);
return f;
}
......@@ -381,7 +401,9 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
}*/
scs.setCommand(commandName);
if (ctx.parameters() != null) {
scs.setParameters((Parameters) ctx.parameters().accept(this));
Parameters parameters = (Parameters) ctx.parameters().accept(this);
parameters.setParent(scs);
scs.setParameters(parameters);
}
return scs;
}
......@@ -395,6 +417,8 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
for (ScriptLanguageParser.ParameterContext pc : ctx.parameter()) {
Expression expr = (Expression) pc.expr.accept(this);
Variable key = pc.pname != null ? new Variable(pc.pname) : new Variable("#" + (i++));
key.setParent(params);
expr.setParent(params);
params.put(key, expr);
}
return params;
......@@ -402,7 +426,7 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
@Override
public Object visitParameter(ScriptLanguageParser.ParameterContext ctx) {
return null;
throw new IllegalStateException("not implemented");
}
@Override
......
lang/src/main/java/edu/kit/iti/formal/psdbg/parser/ast/ASTNode.java
View file @ 9759947b
......@@ -26,8 +26,11 @@ package edu.kit.iti.formal.psdbg.parser.ast;
import edu.kit.iti.formal.psdbg.parser.Visitable;
import edu.kit.iti.formal.psdbg.parser.Visitor;
import lombok.Getter;
import lombok.Setter;
import org.antlr.v4.runtime.ParserRuleContext;
import javax.annotation.Nullable;
/**
* @author Alexander Weigl
* @version 1 (27.04.17)
......@@ -39,6 +42,12 @@ public abstract class ASTNode<T extends ParserRuleContext>
*/
protected T ruleContext;
/**
*
*/
@Getter @Setter @Nullable
protected ASTNode parent;
/**
*
*/
......@@ -56,6 +65,7 @@ public abstract class ASTNode<T extends ParserRuleContext>
*
* @return
*/
@Nullable
public String getOrigin() {
if (ruleContext != null) {
String src = ruleContext.getStart().getInputStream().getSourceName();
......
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