braintrust-sdk-rust 0.1.0-alpha.2

Rust SDK for Braintrust logging and tracing
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85

use std::sync::{Arc, Mutex};

use async_trait::async_trait;

use crate::error::Result;
use crate::span::{SpanBuilder, SpanHandle};
use crate::types::{ParentSpanInfo, SpanPayload};

use crate::span::SpanSubmitter;

#[derive(Clone, Default)]
pub(crate) struct TestSpanCollector {
    inner: Arc<Mutex<Vec<CapturedSpan>>>,
}

impl TestSpanCollector {
    pub fn push(&self, span: CapturedSpan) {
        self.inner.lock().unwrap().push(span);
    }

    pub fn spans(&self) -> Vec<CapturedSpan> {
        self.inner.lock().unwrap().clone()
    }

    #[allow(dead_code)]
    pub fn len(&self) -> usize {
        self.inner.lock().unwrap().len()
    }

    #[allow(dead_code)]
    pub fn clear(&self) {
        self.inner.lock().unwrap().clear();
    }
}

#[derive(Clone, Debug)]
pub(crate) struct CapturedSpan {
    #[allow(dead_code)]
    pub token: String,
    pub payload: SpanPayload,
    pub parent: Option<ParentSpanInfo>,
}

#[derive(Clone)]
pub(crate) struct MockBraintrustClient {
    collector: TestSpanCollector,
}

impl MockBraintrustClient {
    pub fn new() -> (Arc<Self>, TestSpanCollector) {
        let collector = TestSpanCollector::default();
        let submitter = Arc::new(Self {
            collector: collector.clone(),
        });
        (submitter, collector)
    }
}

#[async_trait]
impl SpanSubmitter for MockBraintrustClient {
    async fn submit(
        &self,
        token: impl Into<String> + Send,
        payload: SpanPayload,
        parent_info: Option<ParentSpanInfo>,
    ) -> Result<()> {
        self.collector.push(CapturedSpan {
            token: token.into(),
            payload,
            parent: parent_info,
        });
        Ok(())
    }
}

pub(crate) fn mock_span_builder() -> (SpanBuilder<MockBraintrustClient>, TestSpanCollector) {
    let (submitter, collector) = MockBraintrustClient::new();
    let builder = SpanBuilder::new(submitter, "test-token", "org-id");
    (builder, collector)
}

pub(crate) fn build_test_span() -> (SpanHandle<MockBraintrustClient>, TestSpanCollector) {
    let (builder, collector) = mock_span_builder();
    (builder.build(), collector)
}