export function getEnvBool()

in packages/instrumentation-openai/src/utils.ts [26:50]

• 25 lines of code
• 8 McCabe index (conditional complexity)

export function getEnvBool(
  name: string,
  diag_: DiagLogger = diag
): boolean | undefined {
  const val = process.env[name];
  if (val === undefined || val === '') {
    return undefined;
  } else if (typeof val !== 'string') {
    throw new Error(
      `invalid type for environment variable: ${typeof val} (${name}=${val})`
    );
  } else {
    const valLower = val.toLowerCase();
    if (valLower === 'true') {
      return true;
    } else if (valLower === 'false') {
      return false;
    } else {
      diag_.warn(
        `invalid boolean value for environment variable: ${name}=${val}; ignoring`
      );
      return undefined;
    }
  }
}