Struct FrameView 

pub struct FrameView<'a> {
    pub call: &'a CallSite,
    pub parent: Option<u64>,
}

A borrowed frame and its parent link, without materializing a path. 借用的调用帧及其父链接，不生成路径数组。

Fields

call: &'a CallSite

The recorded call site. 记录下来的调用点。

parent: Option<u64>

The enclosing frame id, None for a root frame. 外层调用帧 id；根帧为 None。

Trait Implementations

impl<'a> Clone for FrameView<'a>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Copy for FrameView<'a>

impl<'a> Debug for FrameView<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.