From: bors <bors@rust-lang.org>
Date: Fri, 9 Feb 2018 00:22:00 +0000 (+0000)
Subject: Auto merge of #5024 - debris:helpful_message, r=alexcrichton
X-Git-Tag: archive/raspbian/0.35.0-2+rpi1~3^2^2^2^2^2^2^2~22^2~3^2~7
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=8c2f353e4a067c350a3685f1738a5d65894dc1e7;p=cargo.git

Auto merge of #5024 - debris:helpful_message, r=alexcrichton

Add helpful message when running cargo doc --open

Add helpful message when running cargo doc --open in the root of the workspace.

closes #4962

old output:

```
 Documenting foo v0.1.0 (file:///Users/marek/projects/ethcore/tmp/dupa/foo)
 Documenting bar v0.1.0 (file:///Users/marek/projects/ethcore/tmp/dupa/bar)
    Finished dev [unoptimized + debuginfo] target(s) in 0.78 secs
error: Passing multiple packages and `open` is not supported
```

new output:

```
 Documenting foo v0.1.0 (file:///Users/marek/projects/ethcore/tmp/dupa/foo)
 Documenting bar v0.1.0 (file:///Users/marek/projects/ethcore/tmp/dupa/bar)
    Finished dev [unoptimized + debuginfo] target(s) in 0.81 secs
error: Passing multiple packages and `open` is not supported.
Please re-run this command with `-p <spec>` where `<spec>` is one of the following:
  foo
  bar
```
---

8c2f353e4a067c350a3685f1738a5d65894dc1e7