1use std::borrow::Cow;
 2
 3use anyhow::{Result, bail};
 4use async_trait::async_trait;
 5use dap::{DapLocator, DebugRequest, adapters::DebugAdapterName};
 6use gpui::SharedString;
 7
 8use task::{DebugScenario, SpawnInTerminal, TaskTemplate, VariableName};
 9
10pub(crate) struct NodeLocator;
11
12const TYPESCRIPT_RUNNER_VARIABLE: VariableName =
13    VariableName::Custom(Cow::Borrowed("TYPESCRIPT_RUNNER"));
14
15#[async_trait]
16impl DapLocator for NodeLocator {
17    fn name(&self) -> SharedString {
18        SharedString::new_static("Node")
19    }
20
21    /// Determines whether this locator can generate debug target for given task.
22    async fn create_scenario(
23        &self,
24        build_config: &TaskTemplate,
25        resolved_label: &str,
26        adapter: &DebugAdapterName,
27    ) -> Option<DebugScenario> {
28        if adapter.0.as_ref() != "JavaScript" {
29            return None;
30        }
31        if build_config.command != TYPESCRIPT_RUNNER_VARIABLE.template_value() {
32            return None;
33        }
34
35        let config = serde_json::json!({
36            "request": "launch",
37            "type": "pwa-node",
38            "args": build_config.args.clone(),
39            "cwd": build_config.cwd.clone(),
40            "runtimeExecutable": build_config.command.clone(),
41            "env": build_config.env.clone(),
42            "runtimeArgs": ["--inspect-brk"],
43            "console": "integratedTerminal",
44        });
45
46        Some(DebugScenario {
47            adapter: adapter.0.clone(),
48            label: resolved_label.to_string().into(),
49            build: None,
50            config,
51            tcp_connection: None,
52        })
53    }
54
55    async fn run(&self, _: SpawnInTerminal) -> Result<DebugRequest> {
56        bail!("JavaScript locator should not require DapLocator::run to be ran");
57    }
58}