}
}

// escapeKeyProps returns identifiers with Escape applied to each.
// Identifiers that cannot be escaped are left as-is. They are inaccessible to CEL programs but are
// are still needed internally to perform equality checks.
func escapeKeyProps(idents []string) []string {
	result := make([]string, len(idents))
	for i, prop := range idents {
		if escaped, ok := cel.Escape(prop); ok {
			result[i] = escaped
		} else {

//
//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

// representation of its arguments.
func HTMLEscaper(args ...any) string {
	return template.HTMLEscaper(args...)
}

// JSEscape writes to w the escaped JavaScript equivalent of the plain text data b.
func JSEscape(w io.Writer, b []byte) {
	template.JSEscape(w, b)
}

// JSEscapeString returns the escaped JavaScript equivalent of the plain text data s.
func JSEscapeString(s string) string {

// always true.
func EscapeString(s string) string {
	return htmlEscaper.Replace(s)
}

// UnescapeString unescapes entities like "&lt;" to become "<". It unescapes a
// larger range of entities than EscapeString escapes. For example, "&aacute;"
// unescapes to "á", as does "&#225;" and "&#xE1;".
// UnescapeString(EscapeString(s)) == s always holds, but the converse isn't
// always true.

// The time must be a quoted string in the RFC 3339 format.
func (t *Time) UnmarshalJSON(data []byte) error {
	if string(data) == "null" {
		return nil
	}
	// TODO(https://go.dev/issue/47353): Properly unescape a JSON string.
	if len(data) < 2 || data[0] != '"' || data[len(data)-1] != '"' {
		return errors.New("Time.UnmarshalJSON: input is not a JSON string")
	}
	data = data[len(`"`) : len(data)-len(`"`)]
	var err error

	_, p = out_escapes_2(17)
	_, q = out_escapes_2(18)
	chk(p, q, 17, "out_escapes_2")

	x := defer1(20)
	if x != 20 {
		println("defer failed", x)
		bad = true
	}

	if bad {
		panic("BUG: no escape")
	}

func f1() {
	var t T
	f := t.noescape // ERROR "t.noescape does not escape"
	f()
}

func f2() {
	var t T       // ERROR "moved to heap"
	f := t.escape // ERROR "t.escape does not escape"
	f()
}

func f3() {
	var t T        // ERROR "moved to heap"
	f := t.returns // ERROR "t.returns does not escape"
	sink = f()
}

type T struct{}

func (t *T) noescape()   {}           // ERROR "t does not escape"

		`=48=65=6C=6C=6F=2C=20=47=6F=70=68=65=72=73=21`,
		`invalid escape: <b style="font-size: 200%">hello</b>`,
		"Hello, Gophers! This symbol will be unescaped: =3D and this will be written in =\r\none line.",
	} {
		b, err := io.ReadAll(quotedprintable.NewReader(strings.NewReader(s)))
		fmt.Printf("%s %v\n", b, err)
	}
	// Output:
	// Hello, Gophers! <nil>
	// invalid escape: <b style="font-size: 200%">hello</b> <nil>

	if bn == nil {
		return false
	}
	*bnp = bn
	return true
}

// noescape hides a pointer from escape analysis.  noescape is
// the identity function but escape analysis doesn't think the
// output depends on the input.  noescape is inlined and currently
// compiles down to zero instructions.
// USE CAREFULLY!
//
//go:nosplit
func noescape(p unsafe.Pointer) unsafe.Pointer {
	x := uintptr(p)
	return unsafe.Pointer(x ^ 0)

Russ Cox <******@****.***> 1648988431 -0400