add if_chain

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/Cargo.lock.example b/Cargo.lock.example
index 4065f5282c7e955a4628d7b2b065f7d971b2b3e6..b3362695c3c4ee7b09c595ef86e47ade422f979c 100644 (file)
--- a/Cargo.lock.example
+++ b/Cargo.lock.example
@@ -723,6 +723,12 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "if_chain"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f7280c75fb2e2fc47080ec80ccc481376923acb04501957fc38f935c3de5088"
+
 [[package]]
 name = "index_vec"
 version = "0.1.2"
@@ -1094,6 +1100,7 @@ dependencies = [
  "glob 0.3.0",
  "hashlink",
  "htmlescape",
+ "if_chain",
  "index_vec",
  "inventory",
  "itertools",

diff --git a/Cargo.toml b/Cargo.toml
index 4ac0f0b3b8c72cfc4fb0e53fdf45d546e359a104..5223f0864d7f69aa36d0778ca3abfa9d386df44e 100644 (file)
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,6 +32,7 @@ fs2 = "0.4"
 glob = "0.3"
 hashlink = { version = "0.5", features = ["serde_impl"] }
 htmlescape = "0.3"
+if_chain = "1"
 index_vec = { version = "0.1.1", features = ['serde'] }
 inventory = "0.1"
 itertools = "0.9"