Implements Cow<T> for OutputValueType. #189
This commit is contained in:
parent
f6b6241f52
commit
8370001272
|
@ -55,7 +55,7 @@ pub trait OutputValueType: Type {
|
||||||
) -> ServerResult<Value>;
|
) -> ServerResult<Value>;
|
||||||
}
|
}
|
||||||
|
|
||||||
impl<T: Type + Send + Sync> Type for &T {
|
impl<T: Type + Send + Sync + ?Sized> Type for &T {
|
||||||
fn type_name() -> Cow<'static, str> {
|
fn type_name() -> Cow<'static, str> {
|
||||||
T::type_name()
|
T::type_name()
|
||||||
}
|
}
|
||||||
|
@ -66,7 +66,7 @@ impl<T: Type + Send + Sync> Type for &T {
|
||||||
}
|
}
|
||||||
|
|
||||||
#[async_trait::async_trait]
|
#[async_trait::async_trait]
|
||||||
impl<T: OutputValueType + Send + Sync> OutputValueType for &T {
|
impl<T: OutputValueType + Send + Sync + ?Sized> OutputValueType for &T {
|
||||||
#[allow(clippy::trivially_copy_pass_by_ref)]
|
#[allow(clippy::trivially_copy_pass_by_ref)]
|
||||||
async fn resolve(
|
async fn resolve(
|
||||||
&self,
|
&self,
|
||||||
|
|
101
src/types/external/cow.rs
vendored
Normal file
101
src/types/external/cow.rs
vendored
Normal file
|
@ -0,0 +1,101 @@
|
||||||
|
use std::borrow::Cow;
|
||||||
|
|
||||||
|
use crate::{
|
||||||
|
registry, ContextSelectionSet, OutputValueType, Positioned, ServerResult, Type, Value,
|
||||||
|
};
|
||||||
|
use async_graphql_parser::types::Field;
|
||||||
|
|
||||||
|
impl<'a, T> Type for Cow<'a, T>
|
||||||
|
where
|
||||||
|
T: Type + ToOwned + ?Sized + Send + Sync,
|
||||||
|
{
|
||||||
|
fn type_name() -> Cow<'static, str> {
|
||||||
|
T::type_name()
|
||||||
|
}
|
||||||
|
|
||||||
|
fn create_type_info(registry: &mut registry::Registry) -> String {
|
||||||
|
<T as Type>::create_type_info(registry)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[async_trait::async_trait]
|
||||||
|
impl<'a, T> OutputValueType for Cow<'a, T>
|
||||||
|
where
|
||||||
|
T: OutputValueType + ToOwned + ?Sized + Send + Sync,
|
||||||
|
<T as ToOwned>::Owned: Send + Sync,
|
||||||
|
{
|
||||||
|
async fn resolve(
|
||||||
|
&self,
|
||||||
|
ctx: &ContextSelectionSet<'_>,
|
||||||
|
field: &Positioned<Field>,
|
||||||
|
) -> ServerResult<Value> {
|
||||||
|
self.as_ref().resolve(ctx, field).await
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[cfg(test)]
|
||||||
|
mod test {
|
||||||
|
use crate::*;
|
||||||
|
use std::borrow::Cow;
|
||||||
|
|
||||||
|
#[async_std::test]
|
||||||
|
async fn test_cow_type() {
|
||||||
|
struct Query11 {
|
||||||
|
obj: MyObj,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(SimpleObject, Clone)]
|
||||||
|
#[graphql(internal)]
|
||||||
|
struct MyObj {
|
||||||
|
a: i32,
|
||||||
|
b: i32,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[Object(internal)]
|
||||||
|
impl Query11 {
|
||||||
|
async fn value1(&self) -> Cow<'_, str> {
|
||||||
|
Cow::Borrowed("abc")
|
||||||
|
}
|
||||||
|
|
||||||
|
async fn value2(&self) -> Cow<'_, str> {
|
||||||
|
Cow::Owned("def".to_string())
|
||||||
|
}
|
||||||
|
|
||||||
|
async fn obj1(&self) -> Cow<'_, MyObj> {
|
||||||
|
Cow::Borrowed(&self.obj)
|
||||||
|
}
|
||||||
|
|
||||||
|
async fn obj2(&self) -> Cow<'_, MyObj> {
|
||||||
|
Cow::Owned(MyObj { a: 300, b: 400 })
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
let query = r#"{
|
||||||
|
value1
|
||||||
|
value2
|
||||||
|
obj1 {
|
||||||
|
a b
|
||||||
|
}
|
||||||
|
obj2 {
|
||||||
|
a b
|
||||||
|
}
|
||||||
|
}"#;
|
||||||
|
let schema = Schema::new(
|
||||||
|
Query11 {
|
||||||
|
obj: MyObj { a: 100, b: 200 },
|
||||||
|
},
|
||||||
|
EmptyMutation,
|
||||||
|
EmptySubscription,
|
||||||
|
);
|
||||||
|
|
||||||
|
assert_eq!(
|
||||||
|
schema.execute(query).await.into_result().unwrap().data,
|
||||||
|
value!({
|
||||||
|
"value1": "abc",
|
||||||
|
"value2": "def",
|
||||||
|
"obj1": {"a": 100, "b": 200},
|
||||||
|
"obj2": {"a": 300, "b": 400},
|
||||||
|
})
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
1
src/types/external/mod.rs
vendored
1
src/types/external/mod.rs
vendored
|
@ -2,6 +2,7 @@
|
||||||
|
|
||||||
mod bool;
|
mod bool;
|
||||||
mod char;
|
mod char;
|
||||||
|
mod cow;
|
||||||
mod floats;
|
mod floats;
|
||||||
mod integers;
|
mod integers;
|
||||||
mod json_object;
|
mod json_object;
|
||||||
|
|
6
src/types/external/string.rs
vendored
6
src/types/external/string.rs
vendored
|
@ -25,7 +25,7 @@ impl ScalarType for String {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
impl<'a> Type for &'a str {
|
impl Type for str {
|
||||||
fn type_name() -> Cow<'static, str> {
|
fn type_name() -> Cow<'static, str> {
|
||||||
Cow::Borrowed("String")
|
Cow::Borrowed("String")
|
||||||
}
|
}
|
||||||
|
@ -36,12 +36,12 @@ impl<'a> Type for &'a str {
|
||||||
}
|
}
|
||||||
|
|
||||||
#[async_trait::async_trait]
|
#[async_trait::async_trait]
|
||||||
impl<'a> OutputValueType for &'a str {
|
impl OutputValueType for str {
|
||||||
async fn resolve(
|
async fn resolve(
|
||||||
&self,
|
&self,
|
||||||
_: &ContextSelectionSet<'_>,
|
_: &ContextSelectionSet<'_>,
|
||||||
_field: &Positioned<Field>,
|
_field: &Positioned<Field>,
|
||||||
) -> ServerResult<Value> {
|
) -> ServerResult<Value> {
|
||||||
Ok(Value::String((*self).to_string()))
|
Ok(Value::String(self.to_string()))
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue
Block a user