/**
* Copyright (C) 2005 - 2013 Eric Van Dewoestine
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.eclim.plugin.dltkruby.command.complete;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclim.annotation.Command;
import org.eclim.plugin.dltk.command.complete.AbstractCodeCompleteCommand;
import org.eclim.util.StringUtils;
import org.eclipse.dltk.core.ISourceModule;
import org.eclipse.dltk.ruby.internal.ui.text.completion.RubyCompletionProposalCollector;
import org.eclipse.dltk.ui.text.completion.IScriptCompletionProposal;
import org.eclipse.dltk.ui.text.completion.ScriptCompletionProposalCollector;
/**
* Command to perform ruby code completion.
*
* @author Eric Van Dewoestine
*/
@Command(
name = "ruby_complete",
options =
"REQUIRED p project ARG," +
"REQUIRED f file ARG," +
"REQUIRED o offset ARG," +
"REQUIRED e encoding ARG"
)
public class CodeCompleteCommand
extends AbstractCodeCompleteCommand
{
private static final Pattern DISPALY_TO_COMPLETION =
Pattern.compile("^(.*?)\\s+-\\s+.*");
private static final Pattern METHOD_WITH_ARGS =
Pattern.compile("^([a-zA-Z_?!=`<>~]+\\s*\\().+\\)\\s*$");
@Override
protected ScriptCompletionProposalCollector getCompletionCollector(
ISourceModule module)
throws Exception
{
return new RubyCompletionProposalCollector(module);
}
@Override
protected String getCompletion(IScriptCompletionProposal proposal)
{
String completion = proposal.getDisplayString().trim();
completion = DISPALY_TO_COMPLETION.matcher(completion).replaceFirst("$1");
Matcher matcher = METHOD_WITH_ARGS.matcher(completion);
if (matcher.find()){
completion = matcher.group(1);
}else if(completion.endsWith("()")){
completion = completion.substring(0, completion.length() - 2);
}
return completion;
}
@Override
protected String getInfo(IScriptCompletionProposal proposal)
{
// too slow for a lot of results
//String description = super.getInfo(proposal);
return StringUtils.EMPTY;
}
}