package de.matrixweb.smaller.typescript;
import java.io.IOException;
import java.util.Map;
import org.apache.commons.io.FilenameUtils;
import de.matrixweb.nodejs.NodeJsExecutor;
import de.matrixweb.smaller.common.SmallerException;
import de.matrixweb.smaller.resource.Processor;
import de.matrixweb.smaller.resource.Resource;
import de.matrixweb.smaller.resource.Type;
import de.matrixweb.vfs.VFS;
/**
* @author marwol
*/
public class TypescriptProcessor implements Processor {
private NodeJsExecutor node;
/**
* @see de.matrixweb.smaller.resource.Processor#supportsType(de.matrixweb.smaller.resource.Type)
*/
@Override
public boolean supportsType(final Type type) {
return type == Type.JS;
}
/**
* @see de.matrixweb.smaller.resource.Processor#execute(de.matrixweb.vfs.VFS,
* de.matrixweb.smaller.resource.Resource, java.util.Map)
*/
@Override
public Resource execute(final VFS vfs, final Resource resource,
final Map<String, Object> options) throws IOException {
if (this.node == null) {
try {
this.node = new NodeJsExecutor();
this.node.setModule(getClass(), "typescript-0.9.1");
} catch (final IOException e) {
this.node = null;
throw new SmallerException("Failed to setup node for typescript", e);
}
}
final String outfile = this.node.run(vfs,
resource != null ? resource.getPath() : null, options);
Resource result = resource;
if (resource != null) {
if (outfile != null) {
result = resource.getResolver().resolve(outfile);
} else {
result = resource.getResolver().resolve(
FilenameUtils.removeExtension(resource.getPath()) + ".js");
}
}
return result;
}
/**
* @see de.matrixweb.smaller.resource.Processor#dispose()
*/
@Override
public void dispose() {
if (this.node != null) {
this.node.dispose();
}
}
}