brigadier

package
v0.33.0 Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Aug 21, 2023 License: Apache-2.0 Imports: 8 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	HasMinIntFlag byte = 0x01
	HasMaxIntFlag byte = 0x02
)

Variables

View Source 
var RegistryKeyArgument brigodier.ArgumentType = &RegistryKeyArgumentType{}
View Source 
var ResourceKeyArgument brigodier.ArgumentType = &ResourceKeyArgumentType{}
View Source 
var ResourceOrTagKeyArgument brigodier.ArgumentType = &ResourceOrTagKeyArgumentType{}

Functions

func Decode 

func Decode(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error)

func Encode 

func Encode(wr io.Writer, argType brigodier.ArgumentType, protocol proto.Protocol) error

Types

type ArgumentIdentifier added in v0.19.0 

type ArgumentIdentifier struct {
	// contains filtered or unexported fields
}

func (ArgumentIdentifier) String added in v0.19.0 

func (a ArgumentIdentifier) String() string

type ArgumentPropertyCodec 

type ArgumentPropertyCodec interface {
	Encode(wr io.Writer, v any, protocol proto.Protocol) error
	Decode(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error)
}
var (
	EmptyArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{}

	BoolArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			_, ok := v.(*brigodier.BoolArgumentType)
			if !ok {
				return fmt.Errorf("expected *brigodier.BoolArgumentType but got %T", v)
			}
			return nil
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			return brigodier.Bool, nil
		},
	}
	ByteArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			b, ok := v.(ByteArgumentType)
			if !ok {
				return fmt.Errorf("expected byte but got %T", v)
			}
			return util.WriteByte(wr, byte(b))
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			b, err := util.ReadByte(rd)
			return ByteArgumentType(b), err
		},
	}
	StringArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			t, ok := v.(brigodier.StringType)
			if !ok {
				return fmt.Errorf("expected brigodier.StringType but got %T", v)
			}
			switch t {
			case brigodier.SingleWord, brigodier.QuotablePhase, brigodier.GreedyPhrase:
				return util.WriteVarInt(wr, int(t))
			default:
				return fmt.Errorf("invalid string argument type %d", t)
			}
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			t, err := util.ReadVarInt(rd)
			if err != nil {
				return nil, err
			}
			switch t {
			case 0, 1, 2:
				return brigodier.StringType(t), nil
			default:
				return nil, fmt.Errorf("invalid string argument type %d", t)
			}
		},
	}
	RegistryKeyArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*RegistryKeyArgumentType)
			if !ok {
				return fmt.Errorf("expected *RegistryKeyArgumentType but got %T", v)
			}
			return util.WriteString(wr, i.Identifier)
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			id, err := util.ReadString(rd)
			if err != nil {
				return nil, err
			}
			return &RegistryKeyArgumentType{Identifier: id}, nil
		},
	}
	ResourceOrTagKeyArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*ResourceOrTagKeyArgumentType)
			if !ok {
				return fmt.Errorf("expected *RegistryKeyArgumentType but got %T", v)
			}
			return util.WriteString(wr, i.Identifier)
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			id, err := util.ReadString(rd)
			if err != nil {
				return nil, err
			}
			return &ResourceOrTagKeyArgumentType{Identifier: id}, nil
		},
	}
	ResourceKeyArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*ResourceKeyArgumentType)
			if !ok {
				return fmt.Errorf("expected *ResourceKeyArgumentType but got %T", v)
			}
			return util.WriteString(wr, i.Identifier)
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			id, err := util.ReadString(rd)
			if err != nil {
				return nil, err
			}
			return &ResourceKeyArgumentType{Identifier: id}, nil
		},
	}
	TimeArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			if protocol.GreaterEqual(version.Minecraft_1_19_4) {
				i, ok := v.(IntArgumentType)
				if ok {
					return util.WriteInt(wr, int(i))
				}
			}
			return nil
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			if protocol.GreaterEqual(version.Minecraft_1_19_4) {
				b, err := util.ReadInt(rd)
				return IntArgumentType(b), err
			}
			return IntArgumentType(0), nil
		},
	}

	Float64ArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*brigodier.Float64ArgumentType)
			if !ok {
				return fmt.Errorf("expected *brigodier.Float64ArgumentType but got %T", v)
			}
			hasMin := i.Min != brigodier.MinFloat64
			hasMax := i.Max != brigodier.MaxFloat64
			flag := flags(hasMin, hasMax)

			err := util.WriteByte(wr, flag)
			if err != nil {
				return err
			}
			if hasMin {
				err = util.WriteFloat64(wr, i.Min)
				if err != nil {
					return err
				}
			}
			if hasMax {
				err = util.WriteFloat64(wr, i.Max)
			}
			return err
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			flags, err := util.ReadByte(rd)
			if err != nil {
				return nil, err
			}
			min := brigodier.MinFloat64
			max := brigodier.MaxFloat64
			if flags&HasMinIntFlag != 0 {
				min, err = util.ReadFloat64(rd)
				if err != nil {
					return nil, err
				}
			}
			if flags&HasMaxIntFlag != 0 {
				max, err = util.ReadFloat64(rd)
				if err != nil {
					return nil, err
				}
			}
			return &brigodier.Float64ArgumentType{Min: min, Max: max}, nil
		},
	}
	Float32ArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*brigodier.Float32ArgumentType)
			if !ok {
				return fmt.Errorf("expected *brigodier.Float32ArgumentType but got %T", v)
			}
			hasMin := i.Min != brigodier.MinFloat32
			hasMax := i.Max != brigodier.MaxFloat32
			flag := flags(hasMin, hasMax)

			err := util.WriteByte(wr, flag)
			if err != nil {
				return err
			}
			if hasMin {
				err = util.WriteFloat32(wr, i.Min)
				if err != nil {
					return err
				}
			}
			if hasMax {
				err = util.WriteFloat32(wr, i.Max)
			}
			return err
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			flags, err := util.ReadByte(rd)
			if err != nil {
				return nil, err
			}
			min := float32(brigodier.MinFloat32)
			max := float32(brigodier.MaxFloat32)
			if flags&HasMinIntFlag != 0 {
				min, err = util.ReadFloat32(rd)
				if err != nil {
					return nil, err
				}
			}
			if flags&HasMaxIntFlag != 0 {
				max, err = util.ReadFloat32(rd)
				if err != nil {
					return nil, err
				}
			}
			return &brigodier.Float32ArgumentType{Min: min, Max: max}, nil
		},
	}

	Int32ArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*brigodier.Int32ArgumentType)
			if !ok {
				return fmt.Errorf("expected *brigodier.Int32ArgumentType but got %T", v)
			}
			hasMin := i.Min != brigodier.MinInt32
			hasMax := i.Max != brigodier.MaxInt32
			flag := flags(hasMin, hasMax)

			err := util.WriteByte(wr, flag)
			if err != nil {
				return err
			}
			if hasMin {
				err = util.WriteInt32(wr, i.Min)
				if err != nil {
					return err
				}
			}
			if hasMax {
				err = util.WriteInt32(wr, i.Max)
			}
			return err
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			flags, err := util.ReadByte(rd)
			if err != nil {
				return nil, err
			}
			min := int32(brigodier.MinInt32)
			max := int32(brigodier.MaxInt32)
			if flags&HasMinIntFlag != 0 {
				min, err = util.ReadInt32(rd)
				if err != nil {
					return nil, err
				}
			}
			if flags&HasMaxIntFlag != 0 {
				max, err = util.ReadInt32(rd)
				if err != nil {
					return nil, err
				}
			}
			return &brigodier.Int32ArgumentType{Min: min, Max: max}, nil
		},
	}
	Int64ArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {
			i, ok := v.(*brigodier.Int64ArgumentType)
			if !ok {
				return fmt.Errorf("expected *brigodier.Int64ArgumentType but got %T", v)
			}
			hasMin := i.Min != brigodier.MinInt64
			hasMax := i.Max != brigodier.MaxInt64
			flag := flags(hasMin, hasMax)

			err := util.WriteByte(wr, flag)
			if err != nil {
				return err
			}
			if hasMin {
				err = util.WriteInt64(wr, i.Min)
				if err != nil {
					return err
				}
			}
			if hasMax {
				err = util.WriteInt64(wr, i.Max)
			}
			return err
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			flags, err := util.ReadByte(rd)
			if err != nil {
				return nil, err
			}
			min := int64(brigodier.MinInt64)
			max := int64(brigodier.MaxInt64)
			if flags&HasMinIntFlag != 0 {
				min, err = util.ReadInt64(rd)
				if err != nil {
					return nil, err
				}
			}
			if flags&HasMaxIntFlag != 0 {
				max, err = util.ReadInt64(rd)
				if err != nil {
					return nil, err
				}
			}
			return &brigodier.Int64ArgumentType{Min: min, Max: max}, nil
		},
	}
	ModArgumentPropertyCodec ArgumentPropertyCodec = &ArgumentPropertyCodecFuncs{
		EncodeFn: func(wr io.Writer, v any, protocol proto.Protocol) error {

			return fmt.Errorf("unsupported operation")
		},
		DecodeFn: func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error) {
			var identifier *ArgumentIdentifier
			if protocol.GreaterEqual(version.Minecraft_1_19) {
				idx, err := util.ReadVarInt(rd)
				if err != nil {
					return nil, err
				}
				var suffix string
				if idx < 0 {
					suffix = fmt.Sprintf("n%d", -idx)
				} else {
					suffix = strconv.Itoa(idx)
				}
				identifier, err = newArgIdentifier("crossstitch:identified_"+suffix, versionSet{
					version: protocol,
					id:      idx,
				})
				if err != nil {
					return nil, err
				}
			} else {
				id, err := util.ReadString(rd)
				if err != nil {
					return nil, err
				}
				identifier, err = newArgIdentifier(id)
				if err != nil {
					return nil, err
				}
			}

			extraData, err := util.ReadBytes(rd)
			if err != nil {
				return nil, err
			}
			return &ModArgumentProperty{
				Identifier: identifier,
				Data:       extraData,
			}, nil
		},
	}
)

type ArgumentPropertyCodecFuncs 

type ArgumentPropertyCodecFuncs struct {
	EncodeFn func(wr io.Writer, v any, protocol proto.Protocol) error
	DecodeFn func(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error)
}

ArgumentPropertyCodecFuncs implements ArgumentPropertyCodec.

func (*ArgumentPropertyCodecFuncs) Decode 

func (c *ArgumentPropertyCodecFuncs) Decode(rd io.Reader, protocol proto.Protocol) (brigodier.ArgumentType, error)

func (*ArgumentPropertyCodecFuncs) Encode 

func (c *ArgumentPropertyCodecFuncs) Encode(wr io.Writer, v any, protocol proto.Protocol) error

type ByteArgumentType added in v0.19.0 

type ByteArgumentType byte

func (ByteArgumentType) Parse added in v0.19.0 

func (b ByteArgumentType) Parse(*brigodier.StringReader) (any, error)

func (ByteArgumentType) String added in v0.19.0 

func (b ByteArgumentType) String() string

type IntArgumentType added in v0.27.0 

type IntArgumentType int

func (IntArgumentType) Parse added in v0.27.0 

func (b IntArgumentType) Parse(*brigodier.StringReader) (any, error)

func (IntArgumentType) String added in v0.27.0 

func (b IntArgumentType) String() string

type ModArgumentProperty added in v0.19.0 

type ModArgumentProperty struct {
	Identifier *ArgumentIdentifier
	Data       []byte
}

func (*ModArgumentProperty) Parse added in v0.19.0 

func (m *ModArgumentProperty) Parse(*brigodier.StringReader) (any, error)

func (*ModArgumentProperty) String added in v0.19.0 

func (m *ModArgumentProperty) String() string

type RegistryKeyArgumentType added in v0.18.2 

type RegistryKeyArgumentType struct {
	Identifier string
}

func (*RegistryKeyArgumentType) Parse added in v0.18.2 

func (r *RegistryKeyArgumentType) Parse(rd *brigodier.StringReader) (any, error)

func (*RegistryKeyArgumentType) String added in v0.18.2 

func (r *RegistryKeyArgumentType) String() string

type ResourceKeyArgumentType added in v0.22.0 

type ResourceKeyArgumentType RegistryKeyArgumentType

func (*ResourceKeyArgumentType) Parse added in v0.22.0 

func (r *ResourceKeyArgumentType) Parse(rd *brigodier.StringReader) (any, error)

func (*ResourceKeyArgumentType) String added in v0.22.0 

func (r *ResourceKeyArgumentType) String() string

type ResourceOrTagKeyArgumentType added in v0.22.0 

type ResourceOrTagKeyArgumentType RegistryKeyArgumentType

func (*ResourceOrTagKeyArgumentType) Parse added in v0.22.0 

func (r *ResourceOrTagKeyArgumentType) Parse(rd *brigodier.StringReader) (any, error)

func (*ResourceOrTagKeyArgumentType) String added in v0.22.0 

func (r *ResourceOrTagKeyArgumentType) String() string

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