Derive Macro IntoArma 

#[derive(IntoArma)]
{
    // Attributes available to this derive:
    #[arma]
}

Derive implementation of IntoArma, only supports structs.

• Map structs are converted to an hashmap.
• Tuple structs are converted to an array.
• Newtype structs directly use’s the value’s IntoArma implementation.
• Unit-like structs are not supported.

Container Attributes

• #[arma(transparent)]: treat single field map structs as if its a newtype structs.

Field Attributes

• #[arma(to_string)]: use the types std::string::ToString instead of IntoArma.