108 lines
2.9 KiB
Go
108 lines
2.9 KiB
Go
package pipeline
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import (
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"fmt"
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"strings"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
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)
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type ValidatorConstructor func() (contracts.Validator, error)
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type ValidatorRegistry struct {
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constructors map[string]ValidatorConstructor
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specs map[string]ModuleSpec
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}
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func NewValidatorRegistry() *ValidatorRegistry {
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return &ValidatorRegistry{
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constructors: make(map[string]ValidatorConstructor),
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specs: make(map[string]ModuleSpec),
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}
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}
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func (r *ValidatorRegistry) Register(key string, constructor ValidatorConstructor) error {
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return r.RegisterWithSpec(defaultModuleSpec(key, StageValidate), constructor)
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}
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func (r *ValidatorRegistry) RegisterWithSpec(spec ModuleSpec, constructor ValidatorConstructor) error {
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if r == nil {
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return fmt.Errorf("validator registry must not be nil")
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}
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normalizedSpec := normalizeModuleSpec(spec)
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if err := validateModuleSpec("validator", StageValidate, normalizedSpec); err != nil {
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return err
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}
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if constructor == nil {
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return fmt.Errorf("validator constructor for %q must not be nil", normalizedSpec.Key)
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}
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if _, ok := r.constructors[normalizedSpec.Key]; ok {
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return fmt.Errorf("validator %q is already registered", normalizedSpec.Key)
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}
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if r.constructors == nil {
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r.constructors = make(map[string]ValidatorConstructor)
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}
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if r.specs == nil {
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r.specs = make(map[string]ModuleSpec)
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}
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r.constructors[normalizedSpec.Key] = constructor
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r.specs[normalizedSpec.Key] = cloneModuleSpec(normalizedSpec)
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return nil
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}
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func (r *ValidatorRegistry) Build(key string) (contracts.Validator, error) {
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if r == nil {
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return nil, fmt.Errorf("validator registry must not be nil")
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}
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normalizedKey := strings.TrimSpace(key)
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if normalizedKey == "" {
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return nil, fmt.Errorf("validator key must not be empty")
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}
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constructor, ok := r.constructors[normalizedKey]
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if !ok {
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return nil, fmt.Errorf("validator %q is not registered", normalizedKey)
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}
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validator, err := constructor()
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if err != nil {
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return nil, fmt.Errorf("build validator %q: %w", normalizedKey, err)
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}
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if validator == nil {
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return nil, fmt.Errorf("validator %q constructor returned nil", normalizedKey)
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}
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if validator.Name() != normalizedKey {
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return nil, fmt.Errorf("validator %q returned name %q", normalizedKey, validator.Name())
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}
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switch validator.ExecutionClass() {
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case contracts.ExecutionClassDeterministic, contracts.ExecutionClassLLMBacked:
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default:
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return nil, fmt.Errorf("validator %q returned unsupported execution class %q", normalizedKey, validator.ExecutionClass())
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}
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return validator, nil
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}
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func (r *ValidatorRegistry) Spec(key string) (ModuleSpec, bool) {
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if r == nil {
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return ModuleSpec{}, false
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}
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spec, ok := r.specs[strings.TrimSpace(key)]
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if !ok {
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return ModuleSpec{}, false
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}
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return cloneModuleSpec(spec), true
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}
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func (r *ValidatorRegistry) RegisteredKeys() []string {
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if r == nil {
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return nil
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}
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return sortedRegistryKeys(r.constructors)
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}
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