deepseek-ai/deepseek-harness · error · TypertEmitError

typert emitter(${this.face.face}): event ${event.name} is no

Error message

typert emitter(${this.face.face}): event ${event.name} is not a function type

What it means

Error "typert emitter(${this.face.face}): event ${event.name} is not a function type" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/typert/generator/src/emitter.ts:144

        : {}),
    }
  }

  private runtimeModel(packageModel: PackageModel): RuntimePackageModel {
    const services = packageModel.services.map((service): RuntimeServiceModel => {
      const members = service.members.map(id => this.runtimeMember(this.renderer.member(id)))
      return {
        ...documentationLiteral(service),
        key: service.key,
        exportName: service.export.name,
        members,
        types: this.runtimeTypes(this.renderer.declarationClosureForMembers(service.members), service.symbol),
      }
    })
    const events = packageModel.events.map((event): RuntimeEventModel => {
      const node = this.renderer.node(event.signature)
      if (node.kind !== 'function') {
        throw new TypertEmitError(`typert emitter(${this.face.face}): event ${event.name} is not a function type`)
      }
      return {
        ...documentationLiteral(event),
        name: event.name,
        ...(event.mode === undefined ? {} : { mode: event.mode }),
        signature: `${quote(event.name)}${this.renderer.renderSignature(node.signature)}`,
      }
    })
    const objects = packageModel.objects.map((object): RuntimeObjectModel => {
      const declaration = this.renderer.declaration(object.symbol)
      return {
        ...documentationLiteral(object),
        name: declaration.name,
        exportName: object.export.name,
        members: declaration.members.map(member => this.runtimeMember(member)),
        types: this.runtimeTypes(this.renderer.declarationClosureForMembers(declaration.members.map(member => member.id)), declaration.id),
      }
    })

View on GitHub (pinned to b150a551b8)

Solutions

1. Declare the event with a function type signature as required by the emitter.

When it happens

Trigger: Thrown at packages/typert/generator/src/emitter.ts:144 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/9c3c5821880a2c1c. Report an issue: GitHub.