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-rw-r--r--src/library/spacing.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/library/spacing.rs b/src/library/spacing.rs
index b5ecce69..e552828c 100644
--- a/src/library/spacing.rs
+++ b/src/library/spacing.rs
@@ -1,3 +1,5 @@
+//! Horizontal and vertical spacing between nodes.
+
use super::prelude::*;
/// `h`: Horizontal spacing.