Repository: tokio-rs/tokio
File: tokio/src/runtime/dump.rs (Rust)

Code before:
    }

    /// Returns the line number for where this symbol is currently executing If debuginfo
    /// is missing, this is likely to return None.
    pub fn lineno(&self) -> Option<u32> {
        self.lineno
    }

    /// Returns the column number for where this symbol is currently executing If debuginfo
    /// is missing, this is likely to return None.
    pub fn colno(&self) -> Option<u32> {
        self.colno
    }
}

/// A backtrace frame. This is similar to [backtrace::BacktraceFrame],
/// but is a separate struct to avoid public dependency issues.
///
/// This struct is guaranteed to be pure data and operations involving
/// it will not call platform functions that take an unpredictable amount
/// of time to finish.
#[derive(Clone, Debug)]
pub struct BacktraceFrame {
    ip: *mut std::ffi::c_void,
    symbol_address: *mut std::ffi::c_void,
    symbols: Vec<BacktraceSymbol>,
}

impl BacktraceFrame {
    pub(crate) fn from_resolved_backtrace_frame(frame: &backtrace::BacktraceFrame) -> Self {
        Self {
            ip: frame.ip(),
            symbol_address: frame.symbol_address(),
            symbols: frame
                .symbols()
                .iter()
                .map(BacktraceSymbol::from_backtrace_symbol)
                .collect(),
        }
    }

    /// Return the instruction pointer of this frame.
    ///
    /// See the ABI docs for your platform for the exact meaning.
    pub fn ip(&self) -> *mut std::ffi::c_void {
        self.ip
    }

    /// Returns the starting symbol address of the frame of this function.
    pub fn symbol_address(&self) -> *mut std::ffi::c_void {
        self.symbol_address

Review comment (suggestion):
```suggestion
    symbols: Box<[BacktraceSymbol]>,
```

Code after:
    pub fn addr(&self) -> Option<*mut std::ffi::c_void> {
        self.addr.map(|addr| addr.0)
    }

    /// Returns the file name where this function was defined. If debuginfo
    /// is missing, this is likely to return None.
    pub fn filename(&self) -> Option<&Path> {
        self.filename.as_deref()
    }

    /// Returns the line number for where this symbol is currently executing.
    ///
    /// If debuginfo is missing, this is likely to return `None`.
    pub fn lineno(&self) -> Option<u32> {
        self.lineno
    }

    /// Returns the column number for where this symbol is currently executing.
    ///
    /// If debuginfo is missing, this is likely to return `None`.
    pub fn colno(&self) -> Option<u32> {
        self.colno
    }
}

/// A backtrace frame.
///
/// This struct represents one stack frame in a captured backtrace, similar to [`backtrace::BacktraceFrame`].
#[derive(Clone, Debug)]
pub struct BacktraceFrame {
    ip: Address,
    symbol_address: Address,
    symbols: Box<[BacktraceSymbol]>,
}

impl BacktraceFrame {
    pub(crate) fn from_resolved_backtrace_frame(frame: &backtrace::BacktraceFrame) -> Self {
        Self {
            ip: Address(frame.ip()),
            symbol_address: Address(frame.symbol_address()),
            symbols: frame
                .symbols()
                .iter()
                .map(BacktraceSymbol::from_backtrace_symbol)
                .collect(),
        }
    }

    /// Return the instruction pointer of this frame.
    ///
    /// See the ABI docs for your platform for the exact meaning.