Method decodeArray

json/decode.go:506–565

(b []byte, p unsafe.Pointer, n int, size uintptr, t reflect.Type, decode decodeFunc)

}

func (d decoder) decodeArray(b []byte, p unsafe.Pointer, n int, size uintptr, t reflect.Type, decode decodeFunc) ([]byte, error) {
	if hasNullPrefix(b) {
		return b[4:], nil
	}

	if len(b) < 2 || b[0] != '[' {
		return d.inputError(b, t)
	}
	b = b[1:]

	var err error
	for i := range n {
		b = skipSpaces(b)

		if i != 0 {
			if len(b) == 0 {
				return b, syntaxError(b, "unexpected EOF after array element")
			}
			switch b[0] {
			case ',':
				b = skipSpaces(b[1:])
			case ']':
				return b[1:], nil
			default:
				return b, syntaxError(b, "expected ',' after array element but found '%c'", b[0])
			}
		}

		b, err = decode(d, b, unsafe.Pointer(uintptr(p)+(uintptr(i)*size)))
		if err != nil {
			if e, ok := err.(*UnmarshalTypeError); ok {
				e.Struct = t.String() + e.Struct
				e.Field = d.prependField(strconv.Itoa(i), e.Field)
			}
			return b, err
		}
	}

	// The encoding/json package ignores extra elements found when decoding into
	// array types (which have a fixed size).
	for {
		b = skipSpaces(b)

		if len(b) == 0 {
			return b, syntaxError(b, "missing closing ']' in array value")
		}

		switch b[0] {
		case ',':
			b = skipSpaces(b[1:])
		case ']':
			return b[1:], nil
		}

		_, b, _, err = d.parseValue(b)
		if err != nil {
			return b, err
		}