}
	t.nameSpace.mu.Lock()
	defer t.nameSpace.mu.Unlock()
	if t.nameSpace.escaped {
		return fmt.Errorf("html/template: cannot Parse after Execute")
	}
	return nil
}

// escape escapes all associated templates.
func (t *Template) escape() error {
	t.nameSpace.mu.Lock()
	defer t.nameSpace.mu.Unlock()
	t.nameSpace.escaped = true
	if t.escapeErr == nil {
		if t.Tree == nil {

//go:nosplit
//go:nocheckptr
func NoEscape(p unsafe.Pointer) unsafe.Pointer {
	x := uintptr(p)
	return unsafe.Pointer(x ^ 0)
}

var alwaysFalse bool
var escapeSink any

// Escape forces any pointers in x to escape to the heap.
func Escape[T any](x T) T {
	if alwaysFalse {
		escapeSink = x
	}
	return x

 *
 */
public class JsonUtil {

    /**
     * Defualt constructor.
     */
    protected JsonUtil() {
    }

    /**
     * Escapes a value as Json string.
     *
     * @param value input
     * @return escaped string.
     */
    public static String escape(final String value) {
        if (value == null) {
            return null;
        }

        char c;
        final int len = value.length();

	}

	for _, test := range tests {
		if s := test.escaper(input); s != test.escaped {
			t.Errorf("%s once: want\n\t%q\ngot\n\t%q", test.name, test.escaped, s)
			continue
		}

		// Escape it rune by rune to make sure that any
		// fast-path checking does not break escaping.
		var buf strings.Builder
		for _, c := range input {
			buf.WriteString(test.escaper(string(c)))
		}

			// everything, so escape nothing.
			return false
		}
	}

	if mode == encodeFragment {
		// RFC 3986 §2.2 allows not escaping sub-delims. A subset of sub-delims are
		// included in reserved from RFC 2396 §2.2. The remaining sub-delims do not
		// need to be escaped. To minimize potential breakage, we apply two restrictions:
		// (1) we always escape sub-delims outside of the fragment, and (2) we always

func Storep() {
	var x int // ERROR "moved to heap: x"
	atomic.StorepNoWB(unsafe.Pointer(&ptr), unsafe.Pointer(&x))
}

func Casp1() {
	// BAD: should always be "does not escape"
	x := new(int) // ERROR "escapes to heap|does not escape"
	var y int     // ERROR "moved to heap: y"
	atomic.Casp1(&ptr, unsafe.Pointer(x), unsafe.Pointer(&y))

		// Note that these are already tabwriter-escaped.
		for _, pos := range p.goBuild {
			block = append(block, p.lineAt(pos)...)
		}
		for _, pos := range p.plusBuild {
			block = append(block, p.lineAt(pos)...)
		}
	} else {
		block = append(block, tabwriter.Escape)
		block = append(block, "//go:build "...)
		block = append(block, x.String()...)
		block = append(block, tabwriter.Escape, '\n')
		if len(p.plusBuild) > 0 {

			case reflect.String:
				vars[idx] = escaper + strings.ReplaceAll(fmt.Sprintf("%v", v), escaper, escaper+escaper) + escaper
			default:
				if v != nil && reflectValue.IsValid() && ((reflectValue.Kind() == reflect.Ptr && !reflectValue.IsNil()) || reflectValue.Kind() != reflect.Ptr) {
					vars[idx] = escaper + strings.ReplaceAll(fmt.Sprintf("%v", v), escaper, escaper+escaper) + escaper
				} else {
					vars[idx] = nullStr
				}
			}

		}
		// When MSIE sends a full file path (in "intranet mode"), it does not
		// escape backslashes: "C:\dev\go\foo.txt", not "C:\\dev\\go\\foo.txt".
		//
		// No known MIME generators emit unnecessary backslash escapes
		// for simple token characters like numbers and letters.
		//
		// If we see an unnecessary backslash escape, assume it is from MSIE
		// and intended as a literal backslash. This makes Go servers deal better

// assumed to be zero (tags) and one (entities) for formatting purposes.
//
// A segment of text may be escaped by bracketing it with [Escape]
// characters. The tabwriter passes escaped text segments through
// unchanged. In particular, it does not interpret any tabs or line
// breaks within the segment. If the [StripEscape] flag is set, the
// Escape characters are stripped from the output; otherwise they