swc-project/swc · error

failed to handle: {s}

Error message

failed to handle: {s}

What it means

Error "failed to handle: {s}" thrown in swc-project/swc.

Source

Thrown at bindings/binding_core_node/src/util.rs:55

    GLOBALS
        .set(&Default::default(), || {
            try_with_handler(
                cm,
                swc_core::base::HandlerOpts {
                    skip_filename,
                    ..Default::default()
                },
                |handler| {
                    //
                    let result = catch_unwind(AssertUnwindSafe(|| op(handler)));

                    let p = match result {
                        Ok(v) => return v,
                        Err(v) => v,
                    };

                    if let Some(s) = p.downcast_ref::<String>() {
                        Err(anyhow!("failed to handle: {s}"))
                    } else if let Some(s) = p.downcast_ref::<&str>() {
                        Err(anyhow!("failed to handle: {s}"))
                    } else {
                        Err(anyhow!("failed to handle with unknown panic message"))
                    }
                },
            )
        })
        .map_err(|e| e.to_pretty_error())
}

// This was originally under swc_nodejs_common, but this is not a public
// interface for the custom binary - they should choose own trace initialization
// instead. Will keep as hidden for now until there's proper usecase.

/// Deprecated no-op kept for compatibility with existing binding entrypoints.
pub fn init_default_trace_subscriber() {}

View on GitHub (pinned to d7d7434666)

When it happens

Trigger: Thrown at bindings/binding_core_node/src/util.rs:55 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of swc-project/swc@d7d7434666 (2026-08-16). Data as JSON: /api/errors/3d3b41b57b2d1324. Report an issue: GitHub.