};

}

function modelFailoverLabels(evt: Extract<DiagnosticEventPayload, { type: "model.failover" }>): LabelSet {

function modelFailoverLabels(

evt: Extract<DiagnosticEventPayload, { type: "model.failover" }>,

): LabelSet {

return {

from_model: lowCardinalityLabel(evt.fromModel),

from_provider: lowCardinalityLabel(evt.fromProvider),

};

}

function sessionStuckLabels(evt: Extract<DiagnosticEventPayload, { type: "session.stuck" }>): LabelSet {

function sessionStuckLabels(

evt: Extract<DiagnosticEventPayload, { type: "session.stuck" }>,

): LabelSet {

return {

reason: lowCardinalityLabel(evt.reason, "none"),

state: evt.state,

};

}

function payloadLargeLabels(evt: Extract<DiagnosticEventPayload, { type: "payload.large" }>): LabelSet {

function payloadLargeLabels(

evt: Extract<DiagnosticEventPayload, { type: "payload.large" }>,

): LabelSet {

return {

action: evt.action,

channel: lowCardinalityLabel(evt.channel, "none"),

numericValue(evt.bytes),

BYTE_BUCKETS,

);

return;

default:

return;

}

}