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use pretty print visitor

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nitrix
2019-11-11 15:50:37 +01:00
parent 9fa61ed1a4
commit d97f84e95f
1 changed files with 7 additions and 4 deletions
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11
src/main/java/de/hsrm/compiler/Klang/Klang.java
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@@ -4,8 +4,9 @@ package de.hsrm.compiler.Klang;
import org.antlr.v4.runtime.*; import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.tree.*; import org.antlr.v4.runtime.tree.*;
import java.io.*;
import de.hsrm.compiler.Klang.nodes.Node; import de.hsrm.compiler.Klang.nodes.Node;
import de.hsrm.compiler.Klang.visitors.EvalVisitor; import de.hsrm.compiler.Klang.visitors.*;
public class Klang { public class Klang {
public static void main(String[] args) throws Exception { public static void main(String[] args) throws Exception {
@@ -24,9 +25,11 @@ public class Klang {
ParseTree tree = parser.parse(); // begin parsing at init rule ParseTree tree = parser.parse(); // begin parsing at init rule
ContextAnalysis ctxAnal = new ContextAnalysis(); ContextAnalysis ctxAnal = new ContextAnalysis();
Node node = ctxAnal.visit(tree); // this gets us the DAST Node node = ctxAnal.visit(tree); // this gets us the DAST
//EvalVisitor visitor = new EvalVisitor();
// This StringWriter w = new StringWriter();
EvalVisitor visitor = new EvalVisitor(); PrettyPrintVisitor.ExWriter ex = new PrettyPrintVisitor.ExWriter(w);
PrettyPrintVisitor visitor = new PrettyPrintVisitor(ex);
node.welcome(visitor); node.welcome(visitor);
System.out.println(w.toString());
} }
} }