///|
/// String | Symbol
pub trait IsStringOrSymbol: IsString + IsSymbol {}
///|
pub impl IsStringOrSymbol for String
///|
/// Function | Object
pub trait IsStringOrFunctionOrObject: IsValue {}
///|
pub impl IsStringOrFunctionOrObject for Function
///|
pub impl IsStringOrFunctionOrObject for Object
///|
pub impl IsStringOrFunctionOrObject for String