Method with_category

core/src/callable.rs:521–524

Sets the category for this callable. All callables with the same category name will be grouped together in help messages.

(mut self, category: &'static str)

    /// Sets the category for this callable.  All callables with the same category name will be
    /// grouped together in help messages.
    pub fn with_category(mut self, category: &'static str) -> Self {
        self.category = Some(category);
        self
    }

    /// Sets the description for this callable.  The `description` is a collection of paragraphs
    /// separated by a single newline character, where the first paragraph is taken as the summary