test doc.rs

This will pass build on stable but fail current nightly due to rust-lang/rust#38176 . So we are just checking if doc.rs generates stuff if nightly fails but stable passes

Cargo.toml

@@ -5,7 +5,7 @@ license = "GPL-3.0"
 name = "cargo-prune"
 readme = "README.md"
 repository = "https://github.com/ustulation/cargo-prune"
-version = "0.1.5"
+version = "0.1.6"
 
 [dependencies]
 docopt = "~0.6.86"

README.md

@@ -17,5 +17,8 @@ Currently this only works for `.rlib` dependencies.
 You will need to cargo install it (i.e. should be in `~/.cargo/bin/` in linux etc.) for it to work.
 
 E.g.:
+
 - `cargo prune` (if installed to cargo bin directory)
 - `cargo prune --target some/path` (if installed to cargo bin directory)
+
+999 xx 99

src/main.rs

@@ -11,6 +11,8 @@
 //!
 //! Currently this only works for `.rlib` dependencies.
 
+#![allow(unused)]
+
 extern crate docopt;
 extern crate rustc_serialize;
 #[macro_use]
@@ -22,6 +24,25 @@ use std::collections::HashMap;
 use std::fs::{self, ReadDir};
 use std::path::PathBuf;
 
+mod foo {
+    pub struct Foo;
+}
+
+mod bar {
+    pub struct Foo;
+}
+
+mod baz {
+    use foo::*;
+
+    mod inner {
+        use bar::*;
+        use super::*;
+
+        const FOO: Foo = Foo;
+    }
+}
+
 static USAGE: &'static str = "
 Usage:
   cargo prune [options]