export declare const OTEL_EXPORTER_OTLP_ENDPOINT = "OTEL_EXPORTER_OTLP_ENDPOINT";
export declare const OTEL_EXPORTER_OTLP_TRACES_ENDPOINT = "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT";
export declare const OTEL_EXPORTER_OTLP_METRICS_ENDPOINT = "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT";
export type OtlpEndpointEnvName = typeof OTEL_EXPORTER_OTLP_ENDPOINT | typeof OTEL_EXPORTER_OTLP_TRACES_ENDPOINT | typeof OTEL_EXPORTER_OTLP_METRICS_ENDPOINT;
export type OtlpExporterDisabledReason = 'observability-disabled' | 'endpoint-unset';
export type OtlpExporterEndpointSource = {
    kind: 'env';
    name: OtlpEndpointEnvName;
} | {
    kind: 'derived';
    from: typeof OTEL_EXPORTER_OTLP_ENDPOINT;
};
export type OtlpSignalExporterConfig = {
    endpoint: string;
    source: OtlpExporterEndpointSource;
};
export type EnabledOtlpExporterConfig = {
    enabled: true;
    endpoint: string;
    endpointSource: {
        kind: 'env';
        name: typeof OTEL_EXPORTER_OTLP_ENDPOINT;
    };
    traces: OtlpSignalExporterConfig;
    metrics: OtlpSignalExporterConfig;
};
export type DisabledOtlpExporterConfig = {
    enabled: false;
    reason: OtlpExporterDisabledReason;
};
export type OtlpExporterConfig = EnabledOtlpExporterConfig | DisabledOtlpExporterConfig;
export type OtlpExporterConfigInput = {
    observabilityEnabled: boolean;
    env: OtlpEnvironment;
};
export type OtlpEnvironment = Record<string, string | undefined>;
export declare function isOtlpEndpointEnvName(name: string): name is OtlpEndpointEnvName;
export declare function resolveOtlpExporterConfigFromEnv(observabilityEnabled: boolean): OtlpExporterConfig;
export declare function resolveOtlpExporterConfig(input: OtlpExporterConfigInput): OtlpExporterConfig;
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