From 0ec2e9fcebd18d98a32884786e1c4bbaf3db1ce0 Mon Sep 17 00:00:00 2001 From: Tom Milligan Date: Mon, 19 Aug 2019 15:19:26 +0100 Subject: librustdoc: warn on empty doc test --- src/test/rustdoc-ui/invalid-syntax.rs | 10 ++++++++++ src/test/rustdoc-ui/invalid-syntax.stderr | 22 ++++++++++++++++++++++ 2 files changed, 32 insertions(+) (limited to 'src/test/rustdoc-ui') diff --git a/src/test/rustdoc-ui/invalid-syntax.rs b/src/test/rustdoc-ui/invalid-syntax.rs index 2b02d47d4b8..3ef66e273d0 100644 --- a/src/test/rustdoc-ui/invalid-syntax.rs +++ b/src/test/rustdoc-ui/invalid-syntax.rs @@ -64,3 +64,13 @@ pub fn blargh() {} /// \_ #[doc = "```"] pub fn crazy_attrs() {} + +/// ```rust +/// ``` +pub fn empty_rust() {} + +/// ``` +/// +/// +/// ``` +pub fn empty_rust_with_whitespace() {} diff --git a/src/test/rustdoc-ui/invalid-syntax.stderr b/src/test/rustdoc-ui/invalid-syntax.stderr index 3bebbecb9df..36209e29277 100644 --- a/src/test/rustdoc-ui/invalid-syntax.stderr +++ b/src/test/rustdoc-ui/invalid-syntax.stderr @@ -179,6 +179,28 @@ LL | | #[doc = "```"] | = help: mark blocks that do not contain Rust code as text: ```text +warning: Rust code block is empty + --> $DIR/invalid-syntax.rs:68:5 + | +LL | /// ```rust + | _____^ +LL | | /// ``` + | |_______^ + +warning: Rust code block is empty + --> $DIR/invalid-syntax.rs:72:5 + | +LL | /// ``` + | _____^ +LL | | /// +LL | | /// +LL | | /// ``` + | |_______^ +help: mark blocks that do not contain Rust code as text + | +LL | /// ```text + | ^^^^^^^ + error: unknown start of token: \ --> :1:1 | -- cgit 1.4.1-3-g733a5