Method is_empty

src/pointer.rs:584–586

Returns `true` if the `Pointer` is empty (i.e. root). ## Examples ``` let mut ptr = jsonptr::PointerBuf::new(); assert!(ptr.is_empty()); ptr.push_back("foo"); assert!(!ptr.is_empty()); ```

(&self)

    /// assert!(!ptr.is_empty());
    /// ```
    pub fn is_empty(&self) -> bool {
        self.0.is_empty()
    }

    /// Converts a `Box<Pointer>` into a `PointerBuf` without copying or allocating.
    pub fn into_buf(self: Box<Pointer>) -> PointerBuf {