// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
impl super::Client {
    /// Constructs a fluent builder for the [`DescribeRegions`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder) operation.
    /// This operation supports pagination; See [`into_paginator()`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::into_paginator).
    ///
    /// - The fluent builder is configurable:
    ///   - [`directory_id(impl ::std::convert::Into<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::directory_id) / [`set_directory_id(Option<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::set_directory_id): <p>The identifier of the directory.</p>
    ///   - [`region_name(impl ::std::convert::Into<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::region_name) / [`set_region_name(Option<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::set_region_name): <p>The name of the Region. For example, <code>us-east-1</code>.</p>
    ///   - [`next_token(impl ::std::convert::Into<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::next_token) / [`set_next_token(Option<String>)`](crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::set_next_token): <p>The <code>DescribeRegionsResult.NextToken</code> value from a previous call to <code>DescribeRegions</code>. Pass null if this is the first call.</p>
    /// - On success, responds with [`DescribeRegionsOutput`](crate::operation::describe_regions::DescribeRegionsOutput) with field(s):
    ///   - [`regions_description(Option<Vec<RegionDescription>>)`](crate::operation::describe_regions::DescribeRegionsOutput::regions_description): <p>List of Region information related to the directory for each replicated Region.</p>
    ///   - [`next_token(Option<String>)`](crate::operation::describe_regions::DescribeRegionsOutput::next_token): <p>If not null, more results are available. Pass this value for the <code>NextToken</code> parameter in a subsequent call to <code>DescribeRegions</code> to retrieve the next set of items.</p>
    /// - On failure, responds with [`SdkError<DescribeRegionsError>`](crate::operation::describe_regions::DescribeRegionsError)
    pub fn describe_regions(&self) -> crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder {
        crate::operation::describe_regions::builders::DescribeRegionsFluentBuilder::new(self.handle.clone())
    }
}