From 9c18888715ffb41806017190ac66037709215b4b Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Sun, 29 Jan 2023 17:17:16 +0100
Subject: [PATCH] docs(tvix/store/protos): add docstring for
 Directory::digest()

Change-Id: I361dbca444a267fea28cd212d563ee2d03497c16
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7952
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
---
 tvix/store/src/proto.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tvix/store/src/proto.rs b/tvix/store/src/proto.rs
index 706041d6a..0b4e11beb 100644
--- a/tvix/store/src/proto.rs
+++ b/tvix/store/src/proto.rs
@@ -189,6 +189,8 @@ impl Directory {
                 .fold(0, |acc: u32, e| (acc + 1 + e.size) as u32)
     }
 
+    /// Calculates the digest of a Directory, which is the blake3 hash of a
+    /// Directory protobuf message, serialized in protobuf canonical form.
     pub fn digest(&self) -> Vec<u8> {
         let mut hasher = blake3::Hasher::new();