Package org.eclipse.xtext.xtext.generator.parser.antlr.splitting

Class AntlrCodeQualityHelper

java.lang.Object

org.eclipse.xtext.xtext.generator.parser.antlr.splitting.AntlrCodeQualityHelper

public class AntlrCodeQualityHelper
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static java.util.regex.Pattern	dfaStringPattern
static java.util.regex.Pattern	dfaUnpackPattern
static java.util.regex.Pattern	followsetPattern

Constructor Summary

Constructors

Constructor	Description
AntlrCodeQualityHelper()

Method Summary

Modifier and Type	Method	Description
java.lang.String	removeDuplicateBitsets(java.lang.String javaContent, AntlrOptions options)	Remove duplicate bitset declarations to reduce the size of the static initializer but keep the bitsets that match the given pattern with a normalized name.
java.lang.String	removeDuplicateDFAs(java.lang.String content, AntlrOptions options)	Remove duplicate bitset declarations to reduce the size of the static initializer but keep the bitsets that match the given pattern with a normalized name.
static java.lang.String	removeDuplicateFields(java.lang.String content, java.util.regex.Pattern lookupPattern, int origNameGroup, int initGroup, java.lang.String rawClientPattern, java.lang.String synName, java.lang.String keepPattern, java.lang.String keptName)
protected java.lang.String	stripAllComments(java.lang.String fileContent)
protected java.lang.String	stripMachineDependentPaths(java.lang.String fileContent)
java.lang.String	stripUnnecessaryComments(java.lang.String javaContent, AntlrOptions options)	Remove all unnecessary comments from a lexer or parser file

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

followsetPattern

public static final java.util.regex.Pattern followsetPattern

dfaStringPattern

public static final java.util.regex.Pattern dfaStringPattern

dfaUnpackPattern

public static final java.util.regex.Pattern dfaUnpackPattern

Constructor Detail

AntlrCodeQualityHelper

public AntlrCodeQualityHelper()

Method Detail

stripMachineDependentPaths

protected java.lang.String stripMachineDependentPaths(java.lang.String fileContent)

stripAllComments

protected java.lang.String stripAllComments(java.lang.String fileContent)

stripUnnecessaryComments

public java.lang.String stripUnnecessaryComments(java.lang.String javaContent,
                                                 AntlrOptions options)

Remove all unnecessary comments from a lexer or parser file

removeDuplicateBitsets

public java.lang.String removeDuplicateBitsets(java.lang.String javaContent,
                                               AntlrOptions options)

Remove duplicate bitset declarations to reduce the size of the static initializer but keep the bitsets that match the given pattern with a normalized name.

removeDuplicateFields

public static java.lang.String removeDuplicateFields(java.lang.String content,
                                                     java.util.regex.Pattern lookupPattern,
                                                     int origNameGroup,
                                                     int initGroup,
                                                     java.lang.String rawClientPattern,
                                                     java.lang.String synName,
                                                     java.lang.String keepPattern,
                                                     java.lang.String keptName)

Parameters:

lookupPattern - the regular expression pattern that we try to find

removeDuplicateDFAs

public java.lang.String removeDuplicateDFAs(java.lang.String content,
                                            AntlrOptions options)

Remove duplicate bitset declarations to reduce the size of the static initializer but keep the bitsets that match the given pattern with a normalized name.