document-features support for git-index and git-worktree (#301)

Author: Byron

Cargo.lock

@@ -46,5 +46,11 @@ smallvec = "1.7.0"
 atoi = "1.0.0"
 bitflags = "1.3.2"
 
+document-features = { version = "0.2.0", optional = true }
+
 [dev-dependencies]
 git-testtools = { path = "../tests/tools"}
+
+[package.metadata.docs.rs]
+features = ["document-features", "serde1"]
+

git-index/Cargo.toml

@@ -1,3 +1,8 @@
+//! ## Feature Flags
+#![cfg_attr(
+    feature = "document-features",
+    cfg_attr(doc, doc = ::document_features::document_features!())
+)]
 #![deny(unsafe_code, missing_docs, rust_2018_idioms)]
 #![allow(missing_docs)]
 

git-index/src/lib.rs

@@ -37,5 +37,4 @@ walkdir = "2.3.2"
 tempfile = "3.2.0"
 
 [package.metadata.docs.rs]
-features = ["document-features"]
-all-features = true
+features = ["document-features", "serde1"]

git-worktree/Cargo.toml

@@ -1,3 +1,8 @@
+//! ## Feature Flags
+#![cfg_attr(
+    feature = "document-features",
+    cfg_attr(doc, doc = ::document_features::document_features!())
+)]
 #![forbid(unsafe_code, rust_2018_idioms)]
 
 /// file system related utilities