for (final DirectoryTree tree : trees) {
            if (!tree.getDir().exists()) {
                continue;
            }

            dynamicObject.invokeMethod(nodeName == null ? "fileset" : nodeName, Collections.singletonMap("dir", AntUtil.maskFilename(tree.getDir().getAbsolutePath())), new Closure<Void>(this) {
                public Object doCall(Object ignore) {

	"go/ast"
	"go/parser"
	"go/printer"
	"go/token"
	"strings"
)

// parse parses src, which was read from the named file,
// as a Go source file, declaration, or statement list.
func parse(fset *token.FileSet, filename string, src []byte, fragmentOk bool) (
	file *ast.File,
	sourceAdj func(src []byte, indent int) []byte,
	indentAdj int,
	err error,
) {
	// Try as whole source file.

	"go/ast"
	"go/parser"
	"go/printer"
	"go/token"
	"strings"
)

// parse parses src, which was read from the named file,
// as a Go source file, declaration, or statement list.
func parse(fset *token.FileSet, filename string, src []byte, fragmentOk bool) (
	file *ast.File,
	sourceAdj func(src []byte, indent int) []byte,
	indentAdj int,
	err error,
) {
	// Try as whole source file.

                    maxErrors: maxErrors, maxWarnings: maxWarnings, failureProperty: FAILURE_PROPERTY_NAME) {

                source.addToAntBuilder(ant, 'fileset', FileCollection.AntType.FileSet)

                if (showViolations) {
                    formatter(type: 'plain', useFile: false)
                }

                if (isXmlRequired || isHtmlRequired) {

                <configuration>
                  <excludeDefaultDirectories>true</excludeDefaultDirectories>
                  <filesets>
                    <fileset>
                      <directory>${distributionTargetDir}</directory>
                    </fileset>
                  </filesets>
                </configuration>
              </execution>
            </executions>
          </plugin>
          <plugin>

        <version>2.1-SNAPSHOT</version>
        <configuration>
          <propertiesFile>target/config.properties</propertiesFile>
          <domParam>
            <copy todir="src" overwrite="true">
              <fileset dir="target"/>
            </copy>
          </domParam>
        </configuration>
      </plugin>
    </plugins>
  </build>

// unresolved identifiers across files and updates each file's Unresolved list
// accordingly. If a non-nil importer and universe scope are provided, they are
// used to resolve identifiers not declared in any of the package files. Any
// remaining unresolved identifiers are reported as undeclared. If the files
// belong to different packages, one package name is selected and files with

        ant.pmd(antPmdArgs) {
            parameters.source.addToAntBuilder(ant, 'fileset', FileCollection.AntType.FileSet)
            ruleSets.each {
                ruleset(it)
            }
            parameters.ruleSetConfigFiles.each {
                ruleset(it)
            }

            FileCollection auxClasspath = parameters.auxClasspath.filter(new FileExistFilter())

    {
      "Metadata": {
        "name": "outout-resource-2"
      },
      "Body": {}
    }
  ]
}
```

To add a new test data fileset:
 1. Create a new, appropriately named folder under dataset.
 2. Create the input, expected, and (optionally) the mesh config files.

package printer_test

import (
	"bytes"
	"fmt"
	"go/ast"
	"go/parser"
	"go/printer"
	"go/token"
	"strings"
)

func parseFunc(filename, functionname string) (fun *ast.FuncDecl, fset *token.FileSet) {
	fset = token.NewFileSet()
	if file, err := parser.ParseFile(fset, filename, nil, 0); err == nil {
		for _, d := range file.Decls {
			if f, ok := d.(*ast.FuncDecl); ok && f.Name.Name == functionname {
				fun = f