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// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
/// <p>A named expression that can be evaluated at search time. Can be used to sort the search results, define other expressions, or return computed information in the search results.</p>
#[non_exhaustive]
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::fmt::Debug)]
pub struct Expression {
/// <p>Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).</p>
pub expression_name: ::std::string::String,
/// <p>The expression to evaluate for sorting while processing a search request. The <code>Expression</code> syntax is based on JavaScript expressions. For more information, see <a href="http://docs.aws.amazon.com/cloudsearch/latest/developerguide/configuring-expressions.html" target="_blank">Configuring Expressions</a> in the <i>Amazon CloudSearch Developer Guide</i>.</p>
pub expression_value: ::std::string::String,
}
impl Expression {
/// <p>Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).</p>
pub fn expression_name(&self) -> &str {
use std::ops::Deref;
self.expression_name.deref()
}
/// <p>The expression to evaluate for sorting while processing a search request. The <code>Expression</code> syntax is based on JavaScript expressions. For more information, see <a href="http://docs.aws.amazon.com/cloudsearch/latest/developerguide/configuring-expressions.html" target="_blank">Configuring Expressions</a> in the <i>Amazon CloudSearch Developer Guide</i>.</p>
pub fn expression_value(&self) -> &str {
use std::ops::Deref;
self.expression_value.deref()
}
}
impl Expression {
/// Creates a new builder-style object to manufacture [`Expression`](crate::types::Expression).
pub fn builder() -> crate::types::builders::ExpressionBuilder {
crate::types::builders::ExpressionBuilder::default()
}
}
/// A builder for [`Expression`](crate::types::Expression).
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::default::Default, ::std::fmt::Debug)]
#[non_exhaustive]
pub struct ExpressionBuilder {
pub(crate) expression_name: ::std::option::Option<::std::string::String>,
pub(crate) expression_value: ::std::option::Option<::std::string::String>,
}
impl ExpressionBuilder {
/// <p>Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).</p>
/// This field is required.
pub fn expression_name(mut self, input: impl ::std::convert::Into<::std::string::String>) -> Self {
self.expression_name = ::std::option::Option::Some(input.into());
self
}
/// <p>Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).</p>
pub fn set_expression_name(mut self, input: ::std::option::Option<::std::string::String>) -> Self {
self.expression_name = input;
self
}
/// <p>Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).</p>
pub fn get_expression_name(&self) -> &::std::option::Option<::std::string::String> {
&self.expression_name
}
/// <p>The expression to evaluate for sorting while processing a search request. The <code>Expression</code> syntax is based on JavaScript expressions. For more information, see <a href="http://docs.aws.amazon.com/cloudsearch/latest/developerguide/configuring-expressions.html" target="_blank">Configuring Expressions</a> in the <i>Amazon CloudSearch Developer Guide</i>.</p>
/// This field is required.
pub fn expression_value(mut self, input: impl ::std::convert::Into<::std::string::String>) -> Self {
self.expression_value = ::std::option::Option::Some(input.into());
self
}
/// <p>The expression to evaluate for sorting while processing a search request. The <code>Expression</code> syntax is based on JavaScript expressions. For more information, see <a href="http://docs.aws.amazon.com/cloudsearch/latest/developerguide/configuring-expressions.html" target="_blank">Configuring Expressions</a> in the <i>Amazon CloudSearch Developer Guide</i>.</p>
pub fn set_expression_value(mut self, input: ::std::option::Option<::std::string::String>) -> Self {
self.expression_value = input;
self
}
/// <p>The expression to evaluate for sorting while processing a search request. The <code>Expression</code> syntax is based on JavaScript expressions. For more information, see <a href="http://docs.aws.amazon.com/cloudsearch/latest/developerguide/configuring-expressions.html" target="_blank">Configuring Expressions</a> in the <i>Amazon CloudSearch Developer Guide</i>.</p>
pub fn get_expression_value(&self) -> &::std::option::Option<::std::string::String> {
&self.expression_value
}
/// Consumes the builder and constructs a [`Expression`](crate::types::Expression).
/// This method will fail if any of the following fields are not set:
/// - [`expression_name`](crate::types::builders::ExpressionBuilder::expression_name)
/// - [`expression_value`](crate::types::builders::ExpressionBuilder::expression_value)
pub fn build(self) -> ::std::result::Result<crate::types::Expression, ::aws_smithy_types::error::operation::BuildError> {
::std::result::Result::Ok(crate::types::Expression {
expression_name: self.expression_name.ok_or_else(|| {
::aws_smithy_types::error::operation::BuildError::missing_field(
"expression_name",
"expression_name was not specified but it is required when building Expression",
)
})?,
expression_value: self.expression_value.ok_or_else(|| {
::aws_smithy_types::error::operation::BuildError::missing_field(
"expression_value",
"expression_value was not specified but it is required when building Expression",
)
})?,
})
}
}