com.github.jy2.commandline.picocli.log.completion.NodeLineCompletionCandidates Maven / Gradle / Ivy

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package com.github.jy2.commandline.picocli.log.completion;

import java.util.ArrayList;
import java.util.Iterator;

import picocli.AutoComplete;
import picocli.CommandLine.Model.CommandSpec;
import picocli.CommandLine.Model.OptionSpec;
import picocli.CommandLine.Model.PositionalParamSpec;

public class NodeLineCompletionCandidates implements Iterable {

	@Override
	public Iterator iterator() {
		ArrayList list = new ArrayList<>();
		if (AutoComplete.argIndex != getLineIndex() + 1) {
			return list.iterator();
		}
		return list.iterator();
	}

	private int getLineIndex() {
		if (AutoComplete.tentativeMatch == null) {
			return -1;
		}
		int i = 0;
		for (Object obj : AutoComplete.tentativeMatch) {
			if (obj instanceof CommandSpec) { // subcommand
			} else if (obj instanceof OptionSpec) { // option
				OptionSpec opt = (OptionSpec) obj;
				if ("--line".equals(opt.longestName())) {
					return i;
				}
			} else if (obj instanceof PositionalParamSpec) { // positional
			}
			i++;
		}
		return -1;
	}
}