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// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yamlfmt
import "fmt"
type Formatter interface {
Type() string
Format(yamlContent []byte) ([]byte, error)
ConfigMap() (map[string]any, error)
}
type Factory interface {
Type() string
NewFormatter(config map[string]interface{}) (Formatter, error)
}
type Registry struct {
registry map[string]Factory
defaultType string
}
func NewFormatterRegistry(defaultFactory Factory) *Registry {
return &Registry{
registry: map[string]Factory{
defaultFactory.Type(): defaultFactory,
},
defaultType: defaultFactory.Type(),
}
}
func (r *Registry) Add(f Factory) {
r.registry[f.Type()] = f
}
func (r *Registry) GetFactory(fType string) (Factory, error) {
if fType == "" {
return r.GetDefaultFactory()
}
factory, ok := r.registry[fType]
if !ok {
return nil, fmt.Errorf("no formatter registered with type \"%s\"", fType)
}
return factory, nil
}
func (r *Registry) GetDefaultFactory() (Factory, error) {
factory, ok := r.registry[r.defaultType]
if !ok {
return nil, fmt.Errorf("no default formatter registered for type \"%s\"", r.defaultType)
}
return factory, nil
}
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