func (rb *reorderBuffer) decomposeHangul(r rune) {
	r -= hangulBase
	x := r % jamoTCount
	r /= jamoTCount
	rb.appendRune(jamoLBase + r/jamoVCount)
	rb.appendRune(jamoVBase + r%jamoVCount)
	if x != 0 {
		rb.appendRune(jamoTBase + x)
	}
}

// combineHangul algorithmically combines Jamo character components into Hangul.

		}
	}
}

func TestAppendRune(t *testing.T) {
	for _, m := range utf8map {
		if buf := AppendRune(nil, m.r); string(buf) != m.str {
			t.Errorf("AppendRune(nil, %#04x) = %s, want %s", m.r, buf, m.str)
		}
		if buf := AppendRune([]byte("init"), m.r); string(buf) != "init"+m.str {
			t.Errorf("AppendRune(init, %#04x) = %s, want %s", m.r, buf, "init"+m.str)
		}
	}
}

func TestDecodeRune(t *testing.T) {

		}
		length += len(s) + 1
	}
	length += 1

	b := make([]uint16, 0, length)
	for _, s := range envv {
		for _, c := range s {
			b = utf16.AppendRune(b, c)
		}
		b = utf16.AppendRune(b, 0)
	}
	b = utf16.AppendRune(b, 0)
	return b, nil
}

func CloseOnExec(fd Handle) {
	SetHandleInformation(Handle(fd), HANDLE_FLAG_INHERIT, 0)
}

			"(*dictDecoder).tryWriteCopy",
		},
		"encoding/base64": {
			"assemble32",
			"assemble64",
		},
		"unicode/utf8": {
			"FullRune",
			"FullRuneInString",
			"RuneLen",
			"AppendRune",
			"ValidRune",
		},
		"unicode/utf16": {
			"Decode",
		},
		"reflect": {
			"Value.Bool",
			"Value.Bytes",
			"Value.CanAddr",
			"Value.CanComplex",
			"Value.CanFloat",

		return buf
	}
	if ASCIIonly {
		if r < utf8.RuneSelf && IsPrint(r) {
			buf = append(buf, byte(r))
			return buf
		}
	} else if IsPrint(r) || graphicOnly && isInGraphicList(r) {
		return utf8.AppendRune(buf, r)
	}
	switch r {
	case '\a':
		buf = append(buf, `\a`...)
	case '\b':
		buf = append(buf, `\b`...)
	case '\f':
		buf = append(buf, `\f`...)
	case '\n':
		buf = append(buf, `\n`...)
	case '\r':

		p[1] = tx | byte(r>>12)&maskx
		p[2] = tx | byte(r>>6)&maskx
		p[3] = tx | byte(r)&maskx
		return 4
	}
}

// AppendRune appends the UTF-8 encoding of r to the end of p and
// returns the extended buffer. If the rune is out of range,
// it appends the encoding of [RuneError].
func AppendRune(p []byte, r rune) []byte {
	// This function is inlineable for fast handling of ASCII.
	if uint32(r) <= rune1Max {

pkg text/template/parse, type ContinueNode struct, Line int
pkg text/template/parse, type ContinueNode struct, embedded NodeType
pkg text/template/parse, type ContinueNode struct, embedded Pos

	// of a uint64 to a rune may lose precision that indicates an overflow.
	r := rune(c)
	if c > utf8.MaxRune {
		r = utf8.RuneError
	}
	buf := f.intbuf[:0]
	f.pad(utf8.AppendRune(buf, r))
}

// fmtQc formats an integer as a single-quoted, escaped Go character constant.
// If the character is not valid Unicode, it will print '\ufffd'.
func (f *fmt) fmtQc(c uint64) {
	r := rune(c)

		}
	}
	if w, ok := state.Width(); ok {
		b = strconv.AppendInt(b, int64(w), 10)
	}
	if p, ok := state.Precision(); ok {
		b = append(b, '.')
		b = strconv.AppendInt(b, int64(p), 10)
	}
	b = utf8.AppendRune(b, verb)
	return string(b)
}

// Use simple []byte instead of bytes.Buffer to avoid large dependency.
type buffer []byte

func (b *buffer) write(p []byte) {
	*b = append(*b, p...)
}

						break
					}
					r = utf8.RuneError
				} else {
					r = utf16.DecodeRune(r, rune(uint16s[i+1]))
					if r != utf8.RuneError {
						i++
					}
				}
			}
			buf = utf8.AppendRune(buf, r)
		}
		fd.readbyte = buf
		fd.readbyteOffset = 0
		if nw == 0 {
			break
		}
	}

	src := fd.readbyte[fd.readbyteOffset:]
	var i int
	for i = 0; i < len(src) && i < len(b); i++ {