Struct async_graphql::extensions::Tracing

pub struct Tracing;

This is supported on crate feature tracing only.

Tracing extension

References

https://crates.io/crates/tracing

Examples

use async_graphql::*;
use async_graphql::extensions::{Tracing, TracingConfig};
use tracing::{span, Level};

#[derive(SimpleObject)]
struct Query {
    value: i32,
}

let schema = Schema::build(Query { value: 100 }, EmptyMutation, EmptySubscription).
    extension(Tracing::default())
    .finish();

let root_span = span!(
    parent: None,
    Level::INFO,
    "span root"
);

async_std::task::block_on(async move {
    let request = Request::new("{ value }")
        .data(TracingConfig::default().parent_span(root_span));
    schema.execute(request).await;
});

Trait Implementations

impl Default for Tracing

pub fn default() -> Tracing

Returns the "default value" for a type.

impl ExtensionFactory for Tracing

pub fn create(&self) -> Box<dyn Extension>

Create an extended instance.