refactor: cleanup unused encoding code

Signed-off-by: Mark Sagi-Kazar <mark.sagikazar@gmail.com>

internal/encoding/decoder.go

@@ -1,61 +0,0 @@
-package encoding
-
-import (
-	"sync"
-)
-
-// Decoder decodes the contents of b into v.
-// It's primarily used for decoding contents of a file into a map[string]any.
-type Decoder interface {
-	Decode(b []byte, v map[string]any) error
-}
-
-const (
-	// ErrDecoderNotFound is returned when there is no decoder registered for a format.
-	ErrDecoderNotFound = encodingError("decoder not found for this format")
-
-	// ErrDecoderFormatAlreadyRegistered is returned when an decoder is already registered for a format.
-	ErrDecoderFormatAlreadyRegistered = encodingError("decoder already registered for this format")
-)
-
-// DecoderRegistry can choose an appropriate Decoder based on the provided format.
-type DecoderRegistry struct {
-	decoders map[string]Decoder
-
-	mu sync.RWMutex
-}
-
-// NewDecoderRegistry returns a new, initialized DecoderRegistry.
-func NewDecoderRegistry() *DecoderRegistry {
-	return &DecoderRegistry{
-		decoders: make(map[string]Decoder),
-	}
-}
-
-// RegisterDecoder registers a Decoder for a format.
-// Registering a Decoder for an already existing format is not supported.
-func (e *DecoderRegistry) RegisterDecoder(format string, enc Decoder) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-
-	if _, ok := e.decoders[format]; ok {
-		return ErrDecoderFormatAlreadyRegistered
-	}
-
-	e.decoders[format] = enc
-
-	return nil
-}
-
-// Decode calls the underlying Decoder based on the format.
-func (e *DecoderRegistry) Decode(format string, b []byte, v map[string]any) error {
-	e.mu.RLock()
-	decoder, ok := e.decoders[format]
-	e.mu.RUnlock()
-
-	if !ok {
-		return ErrDecoderNotFound
-	}
-
-	return decoder.Decode(b, v)
-}

internal/encoding/decoder_test.go

@@ -1,69 +0,0 @@
-package encoding
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-type decoder struct {
-	v map[string]any
-}
-
-func (d decoder) Decode(_ []byte, v map[string]any) error {
-	for key, value := range d.v {
-		v[key] = value
-	}
-
-	return nil
-}
-
-func TestDecoderRegistry_RegisterDecoder(t *testing.T) {
-	t.Run("OK", func(t *testing.T) {
-		registry := NewDecoderRegistry()
-
-		err := registry.RegisterDecoder("myformat", decoder{})
-		require.NoError(t, err)
-	})
-
-	t.Run("AlreadyRegistered", func(t *testing.T) {
-		registry := NewDecoderRegistry()
-
-		err := registry.RegisterDecoder("myformat", decoder{})
-		require.NoError(t, err)
-
-		err = registry.RegisterDecoder("myformat", decoder{})
-		assert.ErrorIs(t, err, ErrDecoderFormatAlreadyRegistered)
-	})
-}
-
-func TestDecoderRegistry_Decode(t *testing.T) {
-	t.Run("OK", func(t *testing.T) {
-		registry := NewDecoderRegistry()
-		decoder := decoder{
-			v: map[string]any{
-				"key": "value",
-			},
-		}
-
-		err := registry.RegisterDecoder("myformat", decoder)
-		require.NoError(t, err)
-
-		v := map[string]any{}
-
-		err = registry.Decode("myformat", []byte("key: value"), v)
-		require.NoError(t, err)
-
-		assert.Equal(t, decoder.v, v)
-	})
-
-	t.Run("DecoderNotFound", func(t *testing.T) {
-		registry := NewDecoderRegistry()
-
-		v := map[string]any{}
-
-		err := registry.Decode("myformat", nil, v)
-		assert.ErrorIs(t, err, ErrDecoderNotFound)
-	})
-}

internal/encoding/encoder.go

@@ -1,60 +0,0 @@
-package encoding
-
-import (
-	"sync"
-)
-
-// Encoder encodes the contents of v into a byte representation.
-// It's primarily used for encoding a map[string]any into a file format.
-type Encoder interface {
-	Encode(v map[string]any) ([]byte, error)
-}
-
-const (
-	// ErrEncoderNotFound is returned when there is no encoder registered for a format.
-	ErrEncoderNotFound = encodingError("encoder not found for this format")
-
-	// ErrEncoderFormatAlreadyRegistered is returned when an encoder is already registered for a format.
-	ErrEncoderFormatAlreadyRegistered = encodingError("encoder already registered for this format")
-)
-
-// EncoderRegistry can choose an appropriate Encoder based on the provided format.
-type EncoderRegistry struct {
-	encoders map[string]Encoder
-
-	mu sync.RWMutex
-}
-
-// NewEncoderRegistry returns a new, initialized EncoderRegistry.
-func NewEncoderRegistry() *EncoderRegistry {
-	return &EncoderRegistry{
-		encoders: make(map[string]Encoder),
-	}
-}
-
-// RegisterEncoder registers an Encoder for a format.
-// Registering a Encoder for an already existing format is not supported.
-func (e *EncoderRegistry) RegisterEncoder(format string, enc Encoder) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-
-	if _, ok := e.encoders[format]; ok {
-		return ErrEncoderFormatAlreadyRegistered
-	}
-
-	e.encoders[format] = enc
-
-	return nil
-}
-
-func (e *EncoderRegistry) Encode(format string, v map[string]any) ([]byte, error) {
-	e.mu.RLock()
-	encoder, ok := e.encoders[format]
-	e.mu.RUnlock()
-
-	if !ok {
-		return nil, ErrEncoderNotFound
-	}
-
-	return encoder.Encode(v)
-}

internal/encoding/encoder_test.go

@@ -1,59 +0,0 @@
-package encoding
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-type encoder struct {
-	b []byte
-}
-
-func (e encoder) Encode(_ map[string]any) ([]byte, error) {
-	return e.b, nil
-}
-
-func TestEncoderRegistry_RegisterEncoder(t *testing.T) {
-	t.Run("OK", func(t *testing.T) {
-		registry := NewEncoderRegistry()
-
-		err := registry.RegisterEncoder("myformat", encoder{})
-		require.NoError(t, err)
-	})
-
-	t.Run("AlreadyRegistered", func(t *testing.T) {
-		registry := NewEncoderRegistry()
-
-		err := registry.RegisterEncoder("myformat", encoder{})
-		require.NoError(t, err)
-
-		err = registry.RegisterEncoder("myformat", encoder{})
-		assert.ErrorIs(t, err, ErrEncoderFormatAlreadyRegistered)
-	})
-}
-
-func TestEncoderRegistry_Decode(t *testing.T) {
-	t.Run("OK", func(t *testing.T) {
-		registry := NewEncoderRegistry()
-		encoder := encoder{
-			b: []byte("key: value"),
-		}
-
-		err := registry.RegisterEncoder("myformat", encoder)
-		require.NoError(t, err)
-
-		b, err := registry.Encode("myformat", map[string]any{"key": "value"})
-		require.NoError(t, err)
-
-		assert.Equal(t, "key: value", string(b))
-	})
-
-	t.Run("EncoderNotFound", func(t *testing.T) {
-		registry := NewEncoderRegistry()
-
-		_, err := registry.Encode("myformat", map[string]any{"key": "value"})
-		assert.ErrorIs(t, err, ErrEncoderNotFound)
-	})
-}

internal/encoding/error.go

@@ -1,7 +0,0 @@
-package encoding
-
-type encodingError string
-
-func (e encodingError) Error() string {
-	return string(e)
-}