diff options
Diffstat (limited to 'src/document_tree/elements.rs')
| -rw-r--r-- | src/document_tree/elements.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/document_tree/elements.rs b/src/document_tree/elements.rs index f717f6a..7406cd7 100644 --- a/src/document_tree/elements.rs +++ b/src/document_tree/elements.rs @@ -74,6 +74,19 @@ macro_rules! impl_extra { ($name:ident $($more:tt)*) => ( } )} +trait HasExtraAndChildren<C, A> { + fn with_extra_and_children(extra: A, children: Vec<C>) -> Self; +} + +impl<T, C, A> HasExtraAndChildren<C, A> for T where T: HasChildren<C> + ExtraAttributes<A> { + #[allow(clippy::needless_update)] + fn with_extra_and_children(extra: A, mut children: Vec<C>) -> Self { + let mut r = Self::with_extra(extra); + r.children_mut().extend(children.drain(..)); + r + } +} + macro_rules! impl_new {( $(#[$attr:meta])* pub struct $name:ident { $( |