Method getValue

packages/steps/src/BuildStepInput.ts:89–134

({
    interpolationContext,
  }: {
    interpolationContext: JobInterpolationContext;
  })

  }

  public getValue({
    interpolationContext,
  }: {
    interpolationContext: JobInterpolationContext;
  }): R extends true ? BuildStepInputValueType<T> : BuildStepInputValueType<T> | undefined {
    const rawValue = this._value ?? this.defaultValue;
    if (this.required && rawValue === undefined) {
      throw new BuildStepRuntimeError(
        `Input parameter "${this.id}" for step "${this.stepDisplayName}" is required but it was not set.`
      );
    }

    const interpolatedValue = interpolateJobContext({
      target: rawValue,
      context: interpolationContext,
    });

    const valueDoesNotRequireInterpolation =
      interpolatedValue === undefined ||
      interpolatedValue === null ||
      typeof interpolatedValue === 'boolean' ||
      typeof interpolatedValue === 'number';
    let returnValue;
    if (valueDoesNotRequireInterpolation) {
      if (
        typeof interpolatedValue !== this.allowedValueTypeName &&
        interpolatedValue !== undefined
      ) {
        throw new BuildStepRuntimeError(
          `Input parameter "${this.id}" for step "${this.stepDisplayName}" must be of type "${this.allowedValueTypeName}".`
        );
      }
      returnValue = interpolatedValue as BuildStepInputValueType<T>;
    } else {
      // `valueDoesNotRequireInterpolation` checks that `rawValue` is not undefined
      // so this will never be true.
      assert(interpolatedValue !== undefined);
      const valueInterpolatedWithGlobalContext = this.ctx.interpolate(interpolatedValue);
      const valueInterpolatedWithOutputsAndGlobalContext = interpolateWithOutputs(
        valueInterpolatedWithGlobalContext,
        path => this.ctx.getStepOutputValue(path) ?? ''
      );
      returnValue = this.parseInputValueToAllowedType(valueInterpolatedWithOutputsAndGlobalContext);
    }
    return returnValue;
  }

  public get rawValue(): unknown {
    return this._value ?? this.defaultValue;