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Add ListView::is_empty

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This commit is contained in:
Alexandre Bury 2017-06-08 09:41:53 -07:00
parent cba8d53cf2
commit ffe5b57749
1 changed files with 8 additions and 0 deletions
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8
src/views/list_view.rs
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@ -66,6 +66,14 @@ impl ListView {
self.children.len() self.children.len()
} }
/// Returns `true` if this view contains no children.
///
/// Returns `false` if at least a delimiter or a view is present.
pub fn is_empty(&self) -> bool {
self.children.is_empty()
}
/// Returns a reference to the children /// Returns a reference to the children
pub fn children(&self) -> &[ListChild] { pub fn children(&self) -> &[ListChild] {
&self.children[..] &self.children[..]