43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
package promptkit
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import (
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"context"
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"errors"
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"fmt"
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"gitea.maximumdirect.net/eric/promptkit/internal/domain"
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"gitea.maximumdirect.net/eric/promptkit/internal/llm"
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)
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type publicLLMClientAdapter struct {
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client LLMClient
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}
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func (a publicLLMClientAdapter) Generate(ctx context.Context, req domain.GenerateRequest) (*domain.GenerateResponse, error) {
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resp, err := a.client.Generate(ctx, fromDomainGenerateRequest(req))
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if err == nil && resp == nil {
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err = fmt.Errorf("%w: %w: llm client returned nil response", ErrLLMGenerate, ErrMalformedResponse)
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}
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if err != nil {
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switch {
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case errors.Is(err, ErrTransport):
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return nil, classifiedClientError{cause: err, category: llm.ErrTransport}
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case errors.Is(err, ErrMalformedResponse):
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return nil, classifiedClientError{cause: err, category: llm.ErrMalformedResponse}
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}
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return nil, err
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}
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return toDomainGenerateResponse(resp), nil
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}
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// classifiedClientError makes an explicit public category available internally
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// without replacing the client's diagnostic or original error chain.
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type classifiedClientError struct {
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cause error
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category error
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}
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func (e classifiedClientError) Error() string { return e.cause.Error() }
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func (e classifiedClientError) Unwrap() error { return e.cause }
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func (e classifiedClientError) Is(target error) bool { return target == e.category }
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