format

pub fn format(self: StackTrace, writer: *std.io.Writer) std.io.Writer.Error!void {
    // TODO: re-evaluate whether to use format() methods at all.
    // Until then, avoid an error when using GeneralPurposeAllocator with WebAssembly
    // where it tries to call detectTTYConfig here.
    if (builtin.os.tag == .freestanding) return;

    const debug_info = std.debug.getSelfDebugInfo() catch |err| {
        return writer.print("\nUnable to print stack trace: Unable to open debug info: {s}\n", .{@errorName(err)});
    };
    const tty_config = std.io.tty.detectConfig(std.fs.File.stderr());
    try writer.writeAll("\n");
    std.debug.writeStackTrace(self, writer, debug_info, tty_config) catch |err| {
        try writer.print("Unable to print stack trace: {s}\n", .{@errorName(err)});
    };
}