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CSharpTarget loads the framework-specific template, then imports CSharpTarget.stg as a common base template

This commit is contained in:
Sam Harwell 2013-02-27 09:35:10 -06:00
parent c464a72115
commit c859debc68
1 changed files with 49 additions and 5 deletions
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54
tool/src/org/antlr/v4/codegen/CSharpTarget.java
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@ -1,7 +1,7 @@
/*
* [The "BSD license"]
* Copyright (c) 2012 Terence Parr
* Copyright (c) 2012 Sam Harwell
* Copyright (c) 2013 Terence Parr
* Copyright (c) 2013 Sam Harwell
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -29,12 +29,19 @@
*/
package org.antlr.v4.codegen;
import org.antlr.v4.tool.ErrorType;
import org.antlr.v4.tool.ast.GrammarAST;
import org.stringtemplate.v4.NumberRenderer;
import org.stringtemplate.v4.STErrorListener;
import org.stringtemplate.v4.STGroup;
import org.stringtemplate.v4.STGroupFile;
import org.stringtemplate.v4.StringRenderer;
import org.stringtemplate.v4.misc.STMessage;
public class CSharpTarget extends Target {
public abstract class CSharpTarget extends Target {
public CSharpTarget(CodeGenerator gen) {
super(gen, "CSharp");
protected CSharpTarget(CodeGenerator gen, String language) {
super(gen, language);
targetCharValueEscape[0] = "\\0";
targetCharValueEscape[0x0007] = "\\a";
targetCharValueEscape[0x000B] = "\\v";
@ -125,4 +132,41 @@ public class CSharpTarget extends Target {
return false;
}
@Override
protected STGroup loadTemplates() {
// override the superclass behavior to put all C# templates in the same folder
STGroup result = new STGroupFile(CodeGenerator.TEMPLATE_ROOT+"/CSharp/"+getLanguage()+STGroup.GROUP_FILE_EXTENSION);
result.registerRenderer(Integer.class, new NumberRenderer());
result.registerRenderer(String.class, new StringRenderer());
result.setListener(new STErrorListener() {
@Override
public void compileTimeError(STMessage msg) {
reportError(msg);
}
@Override
public void runTimeError(STMessage msg) {
reportError(msg);
}
@Override
public void IOError(STMessage msg) {
reportError(msg);
}
@Override
public void internalError(STMessage msg) {
reportError(msg);
}
private void reportError(STMessage msg) {
getCodeGenerator().tool.errMgr.toolError(ErrorType.STRING_TEMPLATE_WARNING, msg.cause, msg.toString());
}
});
STGroup parentGroup = new STGroupFile(CodeGenerator.TEMPLATE_ROOT+"/CSharp/CSharp"+STGroup.GROUP_FILE_EXTENSION);
result.importTemplates(parentGroup);
return result;
}
}