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updated command line options.

This commit is contained in:
Terence Parr 2012-02-14 15:14:46 -08:00
parent cdb420fdde
commit e30627c967
2 changed files with 31 additions and 15 deletions
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44
tool/src/org/antlr/v4/Tool.java
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@ -31,23 +31,34 @@ package org.antlr.v4;
import org.antlr.runtime.*;
import org.antlr.v4.analysis.AnalysisPipeline;
import org.antlr.v4.automata.*;
import org.antlr.v4.automata.ATNFactory;
import org.antlr.v4.automata.LexerATNFactory;
import org.antlr.v4.automata.ParserATNFactory;
import org.antlr.v4.codegen.CodeGenPipeline;
import org.antlr.v4.parse.*;
import org.antlr.v4.runtime.misc.*;
import org.antlr.v4.parse.ANTLRLexer;
import org.antlr.v4.parse.ANTLRParser;
import org.antlr.v4.parse.GrammarASTAdaptor;
import org.antlr.v4.parse.ToolANTLRParser;
import org.antlr.v4.runtime.misc.LogManager;
import org.antlr.v4.runtime.misc.Nullable;
import org.antlr.v4.semantics.SemanticPipeline;
import org.antlr.v4.tool.*;
import org.antlr.v4.tool.ast.*;
import org.antlr.v4.tool.ast.GrammarAST;
import org.antlr.v4.tool.ast.GrammarASTErrorNode;
import org.antlr.v4.tool.ast.GrammarRootAST;
import org.stringtemplate.v4.STGroup;
import java.io.*;
import java.lang.reflect.Field;
import java.util.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
public class Tool {
public String VERSION = "4.0-"+new Date();
public static enum OptionArgType { NONE, STRING }
public static enum OptionArgType { NONE, STRING } // NONE implies boolean
public static class Option {
String fieldName;
String name;
@ -84,7 +95,8 @@ public class Tool {
public boolean log = false;
public boolean verbose_dfa = false;
public boolean no_auto_element_labels = false;
public boolean no_listener = false;
public boolean gen_listener = true;
public boolean gen_visitor = false;
public static Option[] optionDefs = {
new Option("outputDirectory", "-o", OptionArgType.STRING, "specify output directory where all output is generated"),
@ -96,9 +108,10 @@ public class Tool {
new Option("generate_ATN_dot", "-atn", "generate rule augmented transition network diagrams"),
new Option("grammarEncoding", "-encoding", OptionArgType.STRING, "specify grammar file encoding; e.g., euc-jp"),
new Option("msgFormat", "-message-format", OptionArgType.STRING, "specify output style for messages"),
new Option("no_listener", "-no-listener", "don't generate parse tree listener"),
new Option("no_auto_element_labels",
"-no-auto-ctx-labels", "don't auto generate context fields for each rule element"),
new Option("gen_listener", "-listener", "generate parse tree listener (default)"),
new Option("gen_listener", "-no-listener", "don't generate parse tree listener"),
new Option("gen_visitor", "-visitor", "generate parse tree visitor"),
new Option("gen_visitor", "-no-visitor", "don't generate parse tree visitor (default)"),
new Option("saveLexer", "-Xsave-lexer", "save temp lexer file created for combined grammars"),
new Option("launch_ST_inspector", "-XdbgST", "launch StringTemplate visualizer on generated code"),
@ -175,17 +188,20 @@ public class Tool {
}
for (Option o : optionDefs) {
if ( arg.equals(o.name) ) {
String value = null;
String argValue = null;
if ( o.argType==OptionArgType.STRING ) {
value = args[i];
argValue = args[i];
i++;
}
// use reflection to set field
Class c = this.getClass();
try {
Field f = c.getField(o.fieldName);
if ( value==null ) f.setBoolean(this, true);
else f.set(this, value);
if ( argValue==null ) {
if ( o.fieldName.startsWith("-no-") ) f.setBoolean(this, false);
else f.setBoolean(this, true);
}
else f.set(this, argValue);
}
catch (Exception e) {
errMgr.toolError(ErrorType.INTERNAL_ERROR, "can't access field "+o.fieldName);

2
tool/src/org/antlr/v4/codegen/CodeGenPipeline.java
View File

@ -46,7 +46,7 @@ public class CodeGenPipeline {
}
else {
gen.writeRecognizer(gen.generateParser());
if ( !g.tool.no_listener) {
if ( !g.tool.gen_listener) {
gen.writeListener(gen.generateListener());
gen.writeBlankListener(gen.generateBlankListener());
}