Better integrate lexical preservation, and use it for the code generators

1 files changed, 10 insertions, 4 deletions

diff --git a/javaparser-core-generators/src/main/java/com/github/javaparser/generator/core/CoreGenerator.java b/javaparser-core-generators/src/main/java/com/github/javaparser/generator/core/CoreGenerator.java
index 0cdf79d49..399cfc55e 100644
--- a/javaparser-core-generators/src/main/java/com/github/javaparser/generator/core/CoreGenerator.java
+++ b/javaparser-core-generators/src/main/java/com/github/javaparser/generator/core/CoreGenerator.java
@@ -1,9 +1,10 @@
 package com.github.javaparser.generator.core;
 
+import com.github.javaparser.JavaParser;
+import com.github.javaparser.ParserConfiguration;
 import com.github.javaparser.generator.core.node.*;
 import com.github.javaparser.generator.core.visitor.*;
-import com.github.javaparser.printer.PrettyPrinter;
-import com.github.javaparser.printer.PrettyPrinterConfiguration;
+import com.github.javaparser.printer.lexicalpreservation.LexicalPreservingPrinter;
 import com.github.javaparser.utils.SourceRoot;
 
 import java.nio.file.Path;
@@ -18,8 +19,13 @@ public class CoreGenerator {
             throw new RuntimeException("Need 1 parameter: the JavaParser source checkout root directory.");
         }
         final Path root = Paths.get(args[0], "..", "javaparser-core", "src", "main", "java");
-        final SourceRoot sourceRoot = new SourceRoot(root);
-        sourceRoot.setPrinter(new PrettyPrinter(new PrettyPrinterConfiguration().setEndOfLineCharacter("\n"))::print);
+        final SourceRoot sourceRoot = new SourceRoot(root)
+                .setPrinter(LexicalPreservingPrinter::print)
+                .setJavaParser(new JavaParser(
+                        new ParserConfiguration()
+                                .setStoreTokens(false)
+                                .setAttributeComments(false)
+                                .setLexicalPreservationEnabled(true)));
 
         new CoreGenerator().run(sourceRoot);