Define numchildren() function (#464)

JuliaLang · Jul 17, 2024 · 6d7abc4 · 6d7abc4
1 parent a11e664
commit 6d7abc4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/syntax_tree.jl b/src/syntax_tree.jl
@@ -108,6 +108,7 @@ end
 
 haschildren(node::TreeNode) = node.children !== nothing
 children(node::TreeNode) = (c = node.children; return c === nothing ? () : c)
+numchildren(node::TreeNode) = (isnothing(node.children) ? 0 : length(node.children))
 
 
 """