Function nodeAtEnv

repos/effect/packages/effect/src/ConfigProvider.ts:860–878

(trie: EnvTrieNode, env: Record<string, string | undefined>, path: Path)

 * @see {@link fromEnv} – automatically reads the runtime environment
 *
 * @category constructors
 * @since 4.0.0
 */
export function fromEnvRecord(
  env: Record<string, string | undefined>,
  options?: { readonly preserveEmptyStrings?: boolean | undefined }
): ConfigProvider {
  const preserveEmptyStrings = options?.preserveEmptyStrings === true
  const trie = buildEnvTrie(env)
  return make((path) => Effect.succeed(nodeAtEnv(trie, env, path, preserveEmptyStrings)))
}

/**
 * Creates a `ConfigProvider` backed by environment variables.
 *
 * **When to use**
 *
 * Use to read configuration from `process.env`, which is the default when no
 * provider is explicitly set, or pass a custom env record for testing.
 *
 * **Details**
 *