elastiql 0.5.0

An opinionated Elasticsearch query language for Rust.
Documentation 
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//! [Exists query](https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-exists-query.html#query-dsl-exists-query)

use serde::{Deserialize, Serialize};

/// An [Exists query] returns documents that contain a non-null or empty
/// (e.g. `[]`) value for a field.
///
/// [Exists query]: https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-exists-query.html#query-dsl-exists-query
#[cfg(feature = "graphql")]
#[cfg_attr(feature = "builder", derive(typed_builder::TypedBuilder))]
#[derive(async_graphql::InputObject, Serialize, Clone, Debug)]
#[graphql(name = "ExistsFilterInput")]
#[cfg_attr(feature = "builder", builder(field_defaults(setter(into))))]
pub struct ExistsQueryInput {
    /// The name of the field to query.
    pub field: String,
}

#[cfg(feature = "graphql")]
impl ExistsQueryInput {
    /// Constructs a new `ExistsQueryInput`.
    #[inline]
    pub fn new(field: impl Into<String>) -> ExistsQueryInput {
        ExistsQueryInput {
            field: field.into(),
        }
    }
}

#[cfg(feature = "graphql")]
impl From<ExistsQuery> for ExistsQueryInput {
    #[inline]
    fn from(query: ExistsQuery) -> Self {
        Self { field: query.field }
    }
}

/// An [Exists query] returns documents that contain a non-null or empty
/// (e.g. `[]`) value for a field.
///
/// [Exists query]: https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-exists-query.html#query-dsl-exists-query
#[cfg_attr(test, derive(PartialEq))]
#[cfg_attr(feature = "graphql", derive(async_graphql::SimpleObject))]
#[cfg_attr(feature = "graphql", graphql(name = "ExistsFilter"))]
#[cfg_attr(feature = "builder", derive(typed_builder::TypedBuilder))]
#[derive(Serialize, Deserialize, Clone, Debug)]
#[cfg_attr(feature = "builder", builder(field_defaults(setter(into))))]
pub struct ExistsQuery {
    /// The name of the field to query.
    pub field: String,
}

impl ExistsQuery {
    /// Constructs a new `ExistsQuery`.
    #[inline]
    pub fn new(field: impl Into<String>) -> ExistsQuery {
        ExistsQuery {
            field: field.into(),
        }
    }
}

#[cfg(feature = "graphql")]
impl From<ExistsQueryInput> for ExistsQuery {
    #[inline]
    fn from(input: ExistsQueryInput) -> ExistsQuery {
        ExistsQuery { field: input.field }
    }
}