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// The tracer package provides tracing functionality.
package tracer
import (
"context"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/introspection"
)
type (
QueryFinishFunc = func([]*errors.QueryError)
FieldFinishFunc = func(*errors.QueryError)
ValidationFinishFunc = func([]*errors.QueryError)
)
type Tracer interface {
TraceQuery(ctx context.Context, queryString string, operationName string, variables map[string]interface{}, varTypes map[string]*introspection.Type) (context.Context, QueryFinishFunc)
TraceField(ctx context.Context, label, typeName, fieldName string, trivial bool, args map[string]interface{}) (context.Context, FieldFinishFunc)
}
type ValidationTracer interface {
TraceValidation(ctx context.Context) ValidationFinishFunc
}
// Deprecated: use [ValidationTracer] instead.
type LegacyValidationTracer interface {
TraceValidation() func([]*errors.QueryError)
}
// Deprecated: use a Tracer which implements [ValidationTracer].
type LegacyNoopValidationTracer struct{}
// Deprecated: use a Tracer which implements [ValidationTracer].
func (LegacyNoopValidationTracer) TraceValidation() func([]*errors.QueryError) {
return func(errs []*errors.QueryError) {}
}
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