Trait TryInsert 

trait TryInsert {
    // Required method
    fn try_insert_entry(&mut self, key: i32, value: TraceeInfo) -> bool;
}

Inserts only when the key is absent; true when inserted.

Required Methods

fn try_insert_entry(&mut self, key: i32, value: TraceeInfo) -> bool

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl TryInsert for HashMap<i32, TraceeInfo>

fn try_insert_entry(&mut self, key: i32, value: TraceeInfo) -> bool

Implementors