Method decodeMapStringInterface

json/decode.go:727–808

(b []byte, p unsafe.Pointer)

}

func (d decoder) decodeMapStringInterface(b []byte, p unsafe.Pointer) ([]byte, error) {
	if hasNullPrefix(b) {
		*(*unsafe.Pointer)(p) = nil
		return b[4:], nil
	}

	if len(b) < 2 || b[0] != '{' {
		return d.inputError(b, mapStringInterfaceType)
	}

	i := 0
	m := *(*map[string]any)(p)

	if m == nil {
		m = make(map[string]any, 64)
	}

	var (
		input = b
		key   string
		val   any
		err   error
	)

	b = b[1:]
	for {
		key = ""
		val = nil

		b = skipSpaces(b)

		if len(b) != 0 && b[0] == '}' {
			*(*unsafe.Pointer)(p) = *(*unsafe.Pointer)(unsafe.Pointer(&m))
			return b[1:], nil
		}

		if i != 0 {
			if len(b) == 0 {
				return b, syntaxError(b, "unexpected end of JSON input after object field value")
			}
			if b[0] != ',' {
				return b, syntaxError(b, "expected ',' after object field value but found '%c'", b[0])
			}
			b = skipSpaces(b[1:])
		}

		if hasNullPrefix(b) {
			return b, syntaxError(b, "cannot decode object key string from 'null' value")
		}

		b, err = d.decodeString(b, unsafe.Pointer(&key))
		if err != nil {
			return objectKeyError(b, err)
		}
		b = skipSpaces(b)

		if len(b) == 0 {
			return b, syntaxError(b, "unexpected end of JSON input after object field key")