protected async variablesRequest()

in src/adapter/daffodilDebug.ts [414:504]

• 75 lines of code
• 9 McCabe index (conditional complexity)

  protected async variablesRequest(
    response: DebugProtocol.VariablesResponse,
    args: DebugProtocol.VariablesArguments,
    request?: DebugProtocol.Request
  ) {
    const variables: DebugProtocol.Variable[] = []

    if (this._isLongrunning.get(args.variablesReference)) {
      // long running

      if (request) {
        this._cancelationTokens.set(request.seq, false)
      }

      for (let i = 0; i < 100; i++) {
        await timeout(1000)
        variables.push({
          name: `i_${i}`,
          type: 'integer',
          value: `${i}`,
          variablesReference: 0,
        })
        if (request && this._cancelationTokens.get(request.seq)) {
          break
        }
      }

      if (request) {
        this._cancelationTokens.delete(request.seq)
      }
    } else {
      const id = this._variableHandles.get(args.variablesReference)

      if (id) {
        const i = 12345678
        variables.push({
          name: id + '_i',
          type: 'integer',
          value: this._showHex ? '0x' + i.toString(16) : i.toString(10),
          __vscodeVariableMenuContext: 'simple',
          variablesReference: 0,
        } as DebugProtocol.Variable)
        variables.push({
          name: id + '_f',
          type: 'float',
          value: '3.14',
          variablesReference: 0,
        })
        variables.push({
          name: id + '_f',
          type: 'float',
          value: '6.28',
          variablesReference: 0,
        })
        variables.push({
          name: id + '_f',
          type: 'float',
          value: '6.28',
          variablesReference: 0,
        })
        variables.push({
          name: id + '_s',
          type: 'string',
          value: 'hello world',
          variablesReference: 0,
        })
        variables.push({
          name: id + '_o',
          type: 'object',
          value: 'Object',
          variablesReference: this._variableHandles.create(id + '_o'),
        })

        // cancellation support for long running requests
        const nm = id + '_long_running'
        const ref = this._variableHandles.create(id + '_lr')
        variables.push({
          name: nm,
          type: 'object',
          value: 'Object',
          variablesReference: ref,
        })
        this._isLongrunning.set(ref, true)
      }
    }

    response.body = {
      variables: variables,
    }
    this.sendResponse(response)
  }