AddHandler allows to add API level event handler Deprecated: use github.com/open-feature/go-sdk/openfeature.AddHandler, instead.

AddHooks appends to the collection of any previously added hooks Deprecated: use github.com/open-feature/go-sdk/openfeature.AddHooks, instead.

NewClient returns a new Client.

NewClientMetadata constructs ClientMetadata Allows for simplified hook test cases while maintaining immutability Deprecated: use github.com/open-feature/go-sdk/openfeature.NewClientMetadata, instead.

NewEvaluationContext constructs an EvaluationContext targetingKey - uniquely identifying the subject (end-user, or client service) of a flag evaluation attributes - contextual data used in flag evaluation Deprecated: use github.com/open-feature/go-sdk/openfeature.NewEvaluationContext, instead.

NewFlagNotFoundResolutionError constructs a resolution error with code FLAG_NOT_FOUND Explanation - The flag could not be found.

NewGeneralResolutionError constructs a resolution error with code GENERAL Explanation - The error was for a reason not enumerated above.

NewHookContext constructs HookContext Allows for simplified hook test cases while maintaining immutability Deprecated: use github.com/open-feature/go-sdk/openfeature.NewHookContext, instead.

NewHookHints constructs HookHints Deprecated: use github.com/open-feature/go-sdk/openfeature.NewHookHints, instead.

NewInvalidContextResolutionError constructs a resolution error with code INVALID_CONTEXT Explanation - The evaluation context does not meet provider requirements.

NewParseErrorResolutionError constructs a resolution error with code PARSE_ERROR Explanation - An error was encountered parsing data, such as a flag configuration.

NewProviderNotReadyResolutionError constructs a resolution error with code PROVIDER_NOT_READY Explanation - The value was resolved before the provider was ready.

NewTargetingKeyMissingResolutionError constructs a resolution error with code TARGETING_KEY_MISSING Explanation - The provider requires a targeting key and one was not provided in the evaluation context.

NewTargetlessEvaluationContext constructs an EvaluationContext with an empty targeting key attributes - contextual data used in flag evaluation Deprecated: use github.com/open-feature/go-sdk/openfeature.NewTargetlessEvaluationContext, instead.

NewTypeMismatchResolutionError constructs a resolution error with code TYPE_MISMATCH Explanation - The type of the flag value does not match the expected type.

ProviderMetadata returns the default provider's metadata Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderMetadata, instead.

RemoveHandler allows to remove API level event handler Deprecated: use github.com/open-feature/go-sdk/openfeature.RemoveHandler, instead.

SetEvaluationContext sets the global evaluation context.

SetLogger sets the global Logger.

SetNamedProvider sets a provider mapped to the given Client name.

SetProvider sets the default provider.

Shutdown active providers Deprecated: use github.com/open-feature/go-sdk/openfeature.Shutdown, instead.

WithHookHints applies provided hook hints.

WithHooks applies provided hooks.

Deprecated: use github.com/open-feature/go-sdk/openfeature.Boolean, instead.

CachedReason - the resolved value was retrieved from cache Deprecated: use github.com/open-feature/go-sdk/openfeature.CachedReason, instead.

DefaultReason - the resolved value was configured statically, or otherwise fell back to a pre-configured value.

DisabledReason - the resolved value was the result of the flag being disabled in the management system.

ErrorReason - the resolved value was the result of an error.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ErrorState, instead.

FlagNotFoundCode - the flag could not be found.

Deprecated: use github.com/open-feature/go-sdk/openfeature.Float, instead.

GeneralCode - the error was for a reason not enumerated above.

Deprecated: use github.com/open-feature/go-sdk/openfeature.Int, instead.

InvalidContextCode - the evaluation context does not meet provider requirements.

Deprecated: use github.com/open-feature/go-sdk/openfeature.NotReadyState, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.Object, instead.

ParseErrorCode - an error was encountered parsing data, such as a flag configuration.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderConfigChange, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderError, instead.

ProviderNotReadyCode - the value was resolved before the provider was ready.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderReady, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderStale, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ReadyState, instead.

SplitReason - the resolved value was the result of pseudorandom assignment.

Deprecated: use github.com/open-feature/go-sdk/openfeature.StaleState, instead.

StaticReason - the resolved value is static (no dynamic evaluation) Deprecated: use github.com/open-feature/go-sdk/openfeature.StaticReason, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.String, instead.

evaluation context map key.

TargetingKeyMissingCode - the provider requires a targeting key and one was not provided in the evaluation context.

TargetingMatchReason - the resolved value was the result of a dynamic evaluation, such as a rule or specific user-targeting.

TypeMismatchCode - the type of the flag value does not match the expected type.

UnknownReason - the reason for the resolved value could not be determined.

Deprecated: use github.com/open-feature/go-sdk/openfeature.BooleanEvaluationDetails, instead.

BoolResolutionDetail provides a resolution detail with boolean type Deprecated: use github.com/open-feature/go-sdk/openfeature.BoolResolutionDetail, instead.

Client implements the behaviour required of an openfeature client Deprecated: use github.com/open-feature/go-sdk/openfeature.Client, instead.

ClientMetadata provides a client's metadata Deprecated: use github.com/open-feature/go-sdk/openfeature.ClientMetadata, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ErrorCode, instead.

EvaluationContext provides ambient information for the purposes of flag evaluation The use of the constructor, NewEvaluationContext, is enforced to set EvaluationContext's fields in order to enforce immutability.

Deprecated: use github.com/open-feature/go-sdk/openfeature.EvaluationDetails, instead.

EvaluationOptions should contain a list of hooks to be executed for a flag evaluation Deprecated: use github.com/open-feature/go-sdk/openfeature.EvaluationOptions, instead.

Event is an event emitted by a FeatureProvider.

Deprecated: use github.com/open-feature/go-sdk/openfeature.EventCallback, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.EventDetails, instead.

EventHandler is the eventing contract enforced for FeatureProvider Deprecated: use github.com/open-feature/go-sdk/openfeature.EventHandler, instead.

EventType emitted by a provider implementation Deprecated: use github.com/open-feature/go-sdk/openfeature.EventType, instead.

FeatureProvider interface defines a set of functions that can be called in order to evaluate a flag.

FlagMetadata is a structure which supports definition of arbitrary properties, with keys of type string, and values of type boolean, string, int64 or float64.

FlattenedContext contains metadata for a given flag evaluation in a flattened structure.

Deprecated: use github.com/open-feature/go-sdk/openfeature.FloatEvaluationDetails, instead.

FloatResolutionDetail provides a resolution detail with float64 type Deprecated: use github.com/open-feature/go-sdk/openfeature.FloatResolutionDetail, instead.

Hook allows application developers to add arbitrary behavior to the flag evaluation lifecycle.

HookContext defines the base level fields of a hook context Deprecated: use github.com/open-feature/go-sdk/openfeature.HookContext, instead.

HookHints contains a map of hints for hooks Deprecated: use github.com/open-feature/go-sdk/openfeature.HookHints, instead.

IClient defines the behaviour required of an openfeature client Deprecated: use github.com/open-feature/go-sdk/openfeature.IClient, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.InterfaceEvaluationDetails, instead.

InterfaceResolutionDetail provides a resolution detail with interface{} type Deprecated: use github.com/open-feature/go-sdk/openfeature.InterfaceResolutionDetail, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.IntEvaluationDetails, instead.

IntResolutionDetail provides a resolution detail with int64 type Deprecated: use github.com/open-feature/go-sdk/openfeature.IntResolutionDetail, instead.

Metadata provides provider name Deprecated: use github.com/open-feature/go-sdk/openfeature.Metadata, instead.

NoopEventHandler is the out-of-the-box EventHandler which is noop Deprecated: use github.com/open-feature/go-sdk/openfeature.NoopEventHandler, instead.

NoopProvider implements the FeatureProvider interface and provides functions for evaluating flags Deprecated: use github.com/open-feature/go-sdk/openfeature.NoopProvider, instead.

NoopStateHandler is a noop StateHandler implementation Status always set to ReadyState to comply with specification Deprecated: use github.com/open-feature/go-sdk/openfeature.NoopStateHandler, instead.

Option applies a change to EvaluationOptions Deprecated: use github.com/open-feature/go-sdk/openfeature.Option, instead.

ProviderEventDetails is the event payload emitted by FeatureProvider Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderEventDetails, instead.

ProviderResolutionDetail is a structure which contains a subset of the fields defined in the EvaluationDetail, representing the result of the provider's flag resolution process see https://github.com/open-feature/spec/blob/main/specification/types.md#resolution-details N.B we could use generics but to support older versions of go for now we will have type specific resolution detail Deprecated: use github.com/open-feature/go-sdk/openfeature.ProviderResolutionDetail, instead.

Reason indicates the semantic reason for a returned flag value Deprecated: use github.com/open-feature/go-sdk/openfeature.Reason, instead.

Deprecated: use github.com/open-feature/go-sdk/openfeature.ResolutionDetail, instead.

ResolutionError is an enumerated error code with an optional message Deprecated: use github.com/open-feature/go-sdk/openfeature.ResolutionError, instead.

State represents the status of the provider Deprecated: use github.com/open-feature/go-sdk/openfeature.State, instead.

StateHandler is the contract for initialization & shutdown.

Deprecated: use github.com/open-feature/go-sdk/openfeature.StringEvaluationDetails, instead.

StringResolutionDetail provides a resolution detail with string type Deprecated: use github.com/open-feature/go-sdk/openfeature.StringResolutionDetail, instead.

Type represents the type of a flag Deprecated: use github.com/open-feature/go-sdk/openfeature.Type, instead.

UnimplementedHook implements all hook methods with empty functions Include UnimplementedHook in your hook struct to avoid defining empty functions e.g.