/*******************************************************************************
* Copyright (c) 2000, 2015 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.autotools.ui.editors.automake;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.text.rules.EndOfLineRule;
import org.eclipse.jface.text.rules.IPredicateRule;
import org.eclipse.jface.text.rules.IRule;
import org.eclipse.jface.text.rules.IToken;
import org.eclipse.jface.text.rules.MultiLineRule;
import org.eclipse.jface.text.rules.RuleBasedPartitionScanner;
import org.eclipse.jface.text.rules.Token;
public class MakefilePartitionScanner extends RuleBasedPartitionScanner {
// Partition types
public final static String MAKEFILE_COMMENT_PARTITION = "makefile_comment"; //$NON-NLS-1$
public final static String MAKEFILE_MACRO_ASSIGNEMENT_PARTITION = "makefile_macro_assignement"; //$NON-NLS-1$
public final static String MAKEFILE_INCLUDE_BLOCK_PARTITION = "makefile_include_block"; //$NON-NLS-1$
public final static String MAKEFILE_IF_BLOCK_PARTITION = "makefile_if_block"; //$NON-NLS-1$
public final static String MAKEFILE_DEF_BLOCK_PARTITION = "makefile_def_block"; //$NON-NLS-1$
public final static String MAKEFILE_OTHER_PARTITION = "makefile_other"; //$NON-NLS-1$
final static String[] MAKE_PARTITIONS =
new String[] {
MAKEFILE_COMMENT_PARTITION,
MAKEFILE_MACRO_ASSIGNEMENT_PARTITION,
MAKEFILE_INCLUDE_BLOCK_PARTITION,
MAKEFILE_IF_BLOCK_PARTITION,
MAKEFILE_DEF_BLOCK_PARTITION,
MAKEFILE_OTHER_PARTITION,
};
/** The predefined delimiters of this tracker */
private char[][] fModDelimiters = { { '\r', '\n' }, { '\r' }, { '\n' } };
/**
* Constructor for MakefilePartitionScanner
*/
public MakefilePartitionScanner() {
super();
IToken tComment = new Token(MAKEFILE_COMMENT_PARTITION);
IToken tMacro = new Token(MAKEFILE_MACRO_ASSIGNEMENT_PARTITION);
IToken tInclude = new Token(MAKEFILE_INCLUDE_BLOCK_PARTITION);
IToken tIf = new Token(MAKEFILE_IF_BLOCK_PARTITION);
IToken tDef = new Token(MAKEFILE_DEF_BLOCK_PARTITION);
IToken tOther = new Token(MAKEFILE_OTHER_PARTITION);
List<IRule> rules = new ArrayList<>();
// Add rule for single line comments.
rules.add(new EndOfLineRule("#", tComment, '\\', true)); //$NON-NLS-1$
rules.add(new EndOfLineRule("include", tInclude)); //$NON-NLS-1$
rules.add(new EndOfLineRule("export", tDef)); //$NON-NLS-1$
rules.add(new EndOfLineRule("unexport", tDef)); //$NON-NLS-1$
rules.add(new EndOfLineRule("vpath", tDef)); //$NON-NLS-1$
rules.add(new EndOfLineRule("override", tDef)); //$NON-NLS-1$
rules.add(new MultiLineRule("define", "endef", tDef)); //$NON-NLS-1$ //$NON-NLS-2$
rules.add(new MultiLineRule("override define", "endef", tDef)); //$NON-NLS-1$ //$NON-NLS-2$
// Add rules for multi-line comments and javadoc.
rules.add(new MultiLineRule("ifdef", "endif", tIf)); //$NON-NLS-1$ //$NON-NLS-2$
rules.add(new MultiLineRule("ifndef", "endif", tIf)); //$NON-NLS-1$ //$NON-NLS-2$
rules.add(new MultiLineRule("ifeq", "endif", tIf)); //$NON-NLS-1$ //$NON-NLS-2$
rules.add(new MultiLineRule("ifnneq", "endif", tIf)); //$NON-NLS-1$ //$NON-NLS-2$
// Last rule must be supplied with default token!
rules.add(new MacroDefinitionRule(tMacro, tOther)); //$NON-NLS-1$
IPredicateRule[] result = new IPredicateRule[rules.size()];
rules.toArray(result);
setPredicateRules(result);
}
@Override
public char[][] getLegalLineDelimiters() {
return fModDelimiters.clone();
}
}