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The latte-lang compiler project, which contains compiler and runtime required library.

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package lt.lang.implicit.collection;

import lt.lang.function.Function1;

import java.util.LinkedList;
import java.util.List;

/**
 * rich iterator
 */
public class RichIterable {
        private final Iterable iterable;

        public RichIterable(Iterable iterable) {
                this.iterable = iterable;
        }

        public void forEach(Function1 f) throws Exception {
                for (T t : iterable) {
                        f.apply(t);
                }
        }

        public List filter(Function1 f) throws Exception {
                List list = new LinkedList();
                for (T t : iterable) {
                        if (f.apply(t)) {
                                list.add(t);
                        }
                }
                return list;
        }

        public  List map(Function1 f) throws Exception {
                List list = new LinkedList();
                for (T t : iterable) {
                        list.add(f.apply(t));
                }
                return list;
        }
}