Function emptyStringAsMissing

packages/effect/src/ConfigProvider.ts:831–833

(value: string | undefined, preserveEmptyStrings: boolean)

}

function emptyStringAsMissing(value: string | undefined, preserveEmptyStrings: boolean): string | undefined {
  return value === "" && !preserveEmptyStrings ? undefined : value
}

/**
 * Creates a `ConfigProvider` backed by an explicit environment record.