return flag.Float64(o, d, c)
}

// String implements the plugin.FlagSet interface.
func (*GoFlags) String(o, d, c string) *string {
	return flag.String(o, d, c)
}

// StringList implements the plugin.FlagSet interface.
func (*GoFlags) StringList(o, d, c string) *[]*string {
	return &[]*string{flag.String(o, d, c)}
}

// ExtraUsage implements the plugin.FlagSet interface.
func (f *GoFlags) ExtraUsage() string {

			tt.inOut.NodeMetadata.ProxyConfig = nil
			assert.Equal(t, meta, tt.inOut)
		})
	}
}

func TestStringList(t *testing.T) {
	cases := []struct {
		in          string
		expect      model.StringList
		noRoundTrip bool
	}{
		{in: `"a,b,c"`, expect: []string{"a", "b", "c"}},
		{in: `"\"a,b,c"`, expect: []string{`"a`, "b", "c"}},
		{in: `"a"`, expect: []string{"a"}},
		{in: `""`, expect: []string{}},

	"istio.io/istio/pkg/network"
	"istio.io/istio/pkg/util/protomarshal"
)

// StringList is a list that will be marshaled to a comma separate string in Json
type StringList []string

func (l StringList) MarshalJSON() ([]byte, error) {
	if l == nil {
		return nil, nil
	}
	return json.Marshal(strings.Join(l, ","))
}

func (l *StringList) UnmarshalJSON(data []byte) error {
	var inner string
	err := json.Unmarshal(data, &inner)

		// but we insert at the beginning there too just for consistency.
		ptest.Imports = str.StringList(p.TestImports, p.Imports)
		ptest.Internal.Imports = append(imports, p.Internal.Imports...)
		ptest.Internal.RawImports = str.StringList(rawTestImports, p.Internal.RawImports)
		ptest.Internal.ForceLibrary = true
		ptest.Internal.BuildInfo = nil
		ptest.Internal.Build = new(build.Package)

		} else if pkg.Standard {
			goVersion = build.Default.ReleaseTags[len(build.Default.ReleaseTags)-1]
		}
		var fixArg []string
		if *fixes != "" {
			fixArg = []string{"-r=" + *fixes}
		}
		base.Run(str.StringList(cfg.BuildToolexec, base.Tool("fix"), "-go="+goVersion, fixArg, files))
	}

	if err != nil {
		return err
	}
	if !bytes.Equal(data1, data2) {
		return fmt.Errorf("%s and %s produced different output files:\n%s\n%s", filepath.Base(args[1].(string)), newTool, strings.Join(str.StringList(args...), " "), strings.Join(str.StringList(newArgs...), " "))
	}
	os.Remove(ofile + ".new")
	return nil
}

func (gcToolchain) pack(b *Builder, a *Action, afile string, ofiles []string) error {
	var absOfiles []string

	Int(name string, def int, usage string) *int
	Float64(name string, def float64, usage string) *float64
	String(name string, def string, usage string) *string

	// StringList is similar to String but allows multiple values for a
	// single flag
	StringList(name string, def string, usage string) *[]*string

	// ExtraUsage returns any additional text that should be printed after the

	// for testing vet or supplying an alternative analysis tool.
	if name == "vet" && VetTool != "" {
		path = VetTool
		desc = VetTool
	}

	cmdline := str.StringList(cfg.BuildToolexec, path, "-V=full")
	cmd := exec.Command(cmdline[0], cmdline[1:]...)
	var stdout, stderr strings.Builder
	cmd.Stdout = &stdout
	cmd.Stderr = &stderr
	if err := cmd.Run(); err != nil {

    assertEquals(StringList.class.getGenericInterfaces()[0], token.getType());
  }

  @SuppressWarnings("rawtypes") // Trying to test TypeToken.of(List.class)
  public void testGetClass() {
    TypeToken<List> token = TypeToken.of(List.class);
    assertEquals(new TypeToken<List>() {}, token);
  }

  public void testGetType() {
    TypeToken<?> t = TypeToken.of(StringList.class.getGenericInterfaces()[0]);

  public void testGetSubtypeOf_impossibleWildcard() {
    TypeToken<List<? extends Number>> numberList = new TypeToken<List<? extends Number>>() {};
    abstract class StringList implements List<String> {}
    assertThrows(IllegalArgumentException.class, () -> numberList.getSubtype(StringList.class));
  }

  private static class OwnerTypeSubtypingTests extends SubtypeTester {
    @TestSubtype