1  import * as AWS from 'aws-sdk';
 2  /**
 3   * Behaviors to match AWS CLI
 4   *
 5   * See these links:
 6   *
 7   * https://docs.aws.amazon.com/cli/latest/topic/config-vars.html
 8   * https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-envvars.html
 9   */
10  export declare class AwsCliCompatible {
11      /**
12       * Build an AWS CLI-compatible credential chain provider
13       *
14       * This is similar to the default credential provider chain created by the SDK
15       * except:
16       *
17       * 1. Accepts profile argument in the constructor (the SDK must have it prepopulated
18       *    in the environment).
19       * 2. Conditionally checks EC2 credentials, because checking for EC2
20       *    credentials on a non-EC2 machine may lead to long delays (in the best case)
21       *    or an exception (in the worst case).
22       * 3. Respects $AWS_SHARED_CREDENTIALS_FILE.
23       * 4. Respects $AWS_DEFAULT_PROFILE in addition to $AWS_PROFILE.
24       */
25      static credentialChain(options?: CredentialChainOptions): Promise<AWS.CredentialProviderChain>;
26      /**
27       * Return the default region in a CLI-compatible way
28       *
29       * Mostly copied from node_loader.js, but with the following differences to make it
30       * AWS CLI compatible:
31       *
32       * 1. Takes a profile name as an argument (instead of forcing it to be taken from $AWS_PROFILE).
33       *    This requires having made a copy of the SDK's `SharedIniFile` (the original
34       *    does not take an argument).
35       * 2. $AWS_DEFAULT_PROFILE and $AWS_DEFAULT_REGION are also respected.
36       *
37       * Lambda and CodeBuild set the $AWS_REGION variable.
38       */
39      static region(options?: RegionOptions): Promise<string>;
40  }
41  export interface CredentialChainOptions {
42      readonly profile?: string;
43      readonly ec2instance?: boolean;
44      readonly containerCreds?: boolean;
45      readonly httpOptions?: AWS.HTTPOptions;
46  }
47  export interface RegionOptions {
48      readonly profile?: string;
49      readonly ec2instance?: boolean;
50  }