// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
impl super::Client {
    /// Constructs a fluent builder for the [`TagResource`](crate::operation::tag_resource::builders::TagResourceFluentBuilder) operation.
    ///
    /// - The fluent builder is configurable:
    ///   - [`resource_arn(impl Into<String>)`](crate::operation::tag_resource::builders::TagResourceFluentBuilder::resource_arn) / [`set_resource_arn(Option<String>)`](crate::operation::tag_resource::builders::TagResourceFluentBuilder::set_resource_arn):<br>required: **true**<br><p>The Amazon Resource Name (ARN) of the resource that you want to assign tags.</p><br>
    ///   - [`tags(impl Into<String>, impl Into<String>)`](crate::operation::tag_resource::builders::TagResourceFluentBuilder::tags) / [`set_tags(Option<HashMap::<String, String>>)`](crate::operation::tag_resource::builders::TagResourceFluentBuilder::set_tags):<br>required: **true**<br><p>The optional metadata that you apply to the resource to help you categorize and organize them. Each tag consists of a key and an optional value, both of which you define.</p> <p>The following basic restrictions apply to tags:</p> <ul>  <li>   <p>Maximum number of tags per resource - 50.</p></li>  <li>   <p>For each resource, each tag key must be unique, and each tag key can have only one value.</p></li>  <li>   <p>Maximum key length - 128 Unicode characters in UTF-8.</p></li>  <li>   <p>Maximum value length - 256 Unicode characters in UTF-8.</p></li>  <li>   <p>If your tagging schema is used across multiple services and resources, remember that other services may have restrictions on allowed characters. Generally allowed characters are: letters, numbers, and spaces representable in UTF-8, and the following characters: + - = . _ : / @.</p></li>  <li>   <p>Tag keys and values are case sensitive.</p></li>  <li>   <p>Do not use aws:, AWS:, or any upper or lowercase combination of such as a prefix for keys as it is reserved for AWS use. You cannot edit or delete tag keys with this prefix. Values can have this prefix. If a tag value has aws as its prefix but the key does not, then Clean Rooms considers it to be a user tag and will count against the limit of 50 tags. Tags with only the key prefix of aws do not count against your tags per resource limit.</p></li> </ul><br>
    /// - On success, responds with [`TagResourceOutput`](crate::operation::tag_resource::TagResourceOutput)
    /// - On failure, responds with [`SdkError<TagResourceError>`](crate::operation::tag_resource::TagResourceError)
    pub fn tag_resource(&self) -> crate::operation::tag_resource::builders::TagResourceFluentBuilder {
        crate::operation::tag_resource::builders::TagResourceFluentBuilder::new(self.handle.clone())
    }
}