Auto merge of #8121 - huangjiahua:update-documentation, r=alexcrichton

Update documentation to mention "config.toml" instead of "config"

I searched for the reference of `config` and `credentials` in `src/doc` and changed to `config.toml` and `credentials.toml` accroding to the context.

#7323

src/doc/man/cargo-login.adoc

@@ -14,7 +14,7 @@ cargo-login - Save an API token from the registry locally
 
 This command will save the API token to disk so that commands that require
 authentication, such as man:cargo-publish[1], will be automatically
-authenticated. The token is saved in `$CARGO_HOME/credentials`. `CARGO_HOME`
+authenticated. The token is saved in `$CARGO_HOME/credentials.toml`. `CARGO_HOME`
 defaults to `.cargo` in your home directory.
 
 If the _TOKEN_ argument is not specified, it will be read from stdin.

src/doc/man/cargo-vendor.adoc

@@ -19,7 +19,7 @@ dependencies specified. Additional manifests beyond the default one can be
 specified with the `-s` option.
 
 The `cargo vendor` command will also print out the configuration necessary
-to use the vendored sources, which you will need to add to `.cargo/config`.
+to use the vendored sources, which you will need to add to `.cargo/config.toml`.
 
 == OPTIONS
 
@@ -35,7 +35,7 @@ to use the vendored sources, which you will need to add to `.cargo/config`.
     existing contents of the vendor directory
 
 *--respect-source-config*::
-    Instead of ignoring `[source]` configuration by default in `.cargo/config`
+    Instead of ignoring `[source]` configuration by default in `.cargo/config.toml`
     read it and use it when downloading crates from crates.io, for example
 
 *--versioned-dirs*::

src/doc/man/cargo.adoc

@@ -169,16 +169,16 @@ include::section-exit-status.adoc[]
     Binaries installed by man:cargo-install[1] will be located here. If using
     rustup, executables distributed with Rust are also located here.
 
-`$CARGO_HOME/config`::
+`$CARGO_HOME/config.toml`::
     The global configuration file. See linkcargo:reference/config.html[the reference]
     for more information about configuration files.
 
-`.cargo/config`::
-    Cargo automatically searches for a file named `.cargo/config` in the
+`.cargo/config.toml`::
+    Cargo automatically searches for a file named `.cargo/config.toml` in the
     current directory, and all parent directories. These configuration files
     will be merged with the global configuration file.
 
-`$CARGO_HOME/credentials`::
+`$CARGO_HOME/credentials.toml`::
     Private authentication information for logging in to a registry.
 
 `$CARGO_HOME/registry/`::

src/doc/man/generated/cargo-login.html

@@ -16,7 +16,7 @@ <h2 id="cargo_login_description">DESCRIPTION</h2>
 <div class="paragraph">
 <p>This command will save the API token to disk so that commands that require
 authentication, such as <a href="cargo-publish.html">cargo-publish(1)</a>, will be automatically
-authenticated. The token is saved in <code>$CARGO_HOME/credentials</code>. <code>CARGO_HOME</code>
+authenticated. The token is saved in <code>$CARGO_HOME/credentials.toml</code>. <code>CARGO_HOME</code>
 defaults to <code>.cargo</code> in your home directory.</p>
 </div>
 <div class="paragraph">

src/doc/man/generated/cargo-vendor.html

@@ -22,7 +22,7 @@ <h2 id="cargo_vendor_description">DESCRIPTION</h2>
 </div>
 <div class="paragraph">
 <p>The <code>cargo vendor</code> command will also print out the configuration necessary
-to use the vendored sources, which you will need to add to <code>.cargo/config</code>.</p>
+to use the vendored sources, which you will need to add to <code>.cargo/config.toml</code>.</p>
 </div>
 </div>
 </div>
@@ -46,7 +46,7 @@ <h3 id="cargo_vendor_vendor_options">Vendor Options</h3>
 </dd>
 <dt class="hdlist1"><strong>--respect-source-config</strong></dt>
 <dd>
-<p>Instead of ignoring <code>[source]</code> configuration by default in <code>.cargo/config</code>
+<p>Instead of ignoring <code>[source]</code> configuration by default in <code>.cargo/config.toml</code>
 read it and use it when downloading crates from crates.io, for example</p>
 </dd>
 <dt class="hdlist1"><strong>--versioned-dirs</strong></dt>

src/doc/man/generated/cargo.html

@@ -354,18 +354,18 @@ <h2 id="_files">FILES</h2>
 <p>Binaries installed by <a href="cargo-install.html">cargo-install(1)</a> will be located here. If using
 rustup, executables distributed with Rust are also located here.</p>
 </dd>
-<dt class="hdlist1"><code>$CARGO_HOME/config</code></dt>
+<dt class="hdlist1"><code>$CARGO_HOME/config.toml</code></dt>
 <dd>
 <p>The global configuration file. See <a href="../reference/config.html">the reference</a>
 for more information about configuration files.</p>
 </dd>
-<dt class="hdlist1"><code>.cargo/config</code></dt>
+<dt class="hdlist1"><code>.cargo/config.toml</code></dt>
 <dd>
-<p>Cargo automatically searches for a file named <code>.cargo/config</code> in the
+<p>Cargo automatically searches for a file named <code>.cargo/config.toml</code> in the
 current directory, and all parent directories. These configuration files
 will be merged with the global configuration file.</p>
 </dd>
-<dt class="hdlist1"><code>$CARGO_HOME/credentials</code></dt>
+<dt class="hdlist1"><code>$CARGO_HOME/credentials.toml</code></dt>
 <dd>
 <p>Private authentication information for logging in to a registry.</p>
 </dd>

src/doc/src/guide/cargo-home.md

@@ -12,10 +12,10 @@ The Cargo home consists of following components:
 
 ## Files:
 
-* `config`
+* `config.toml`
 	Cargo's global configuration file, see the [config entry in the reference][config].
 
-* `credentials`
+* `credentials.toml`
  	Private login credentials from [`cargo login`] in order to log in to a registry.
 
 * `.crates.toml`

src/doc/src/reference/config.md

@@ -12,14 +12,14 @@ all parent directories. If, for example, Cargo were invoked in
 `/projects/foo/bar/baz`, then the following configuration files would be
 probed for and unified in this order:
 
-* `/projects/foo/bar/baz/.cargo/config`
-* `/projects/foo/bar/.cargo/config`
-* `/projects/foo/.cargo/config`
-* `/projects/.cargo/config`
-* `/.cargo/config`
-* `$CARGO_HOME/config` which defaults to:
-    * Windows: `%USERPROFILE%\.cargo\config`
-    * Unix: `$HOME/.cargo/config`
+* `/projects/foo/bar/baz/.cargo/config.toml`
+* `/projects/foo/bar/.cargo/config.toml`
+* `/projects/foo/.cargo/config.toml`
+* `/projects/.cargo/config.toml`
+* `/.cargo/config.toml`
+* `$CARGO_HOME/config.toml` which defaults to:
+    * Windows: `%USERPROFILE%\.cargo\config.toml`
+    * Unix: `$HOME/.cargo/config.toml`
 
 With this structure, you can specify configuration per-package, and even
 possibly check it into version control. You can also specify personal defaults
@@ -179,15 +179,15 @@ relative to the current working directory.
 runner = "foo"  # Searches `PATH` for `foo`.
 
 [source.vendored-sources]
-# Directory is relative to the parent where `.cargo/config` is located.
-# For example, `/my/project/.cargo/config` would result in `/my/project/vendor`.
+# Directory is relative to the parent where `.cargo/config.toml` is located.
+# For example, `/my/project/.cargo/config.toml` would result in `/my/project/vendor`.
 directory = "vendor"
 ```
 
 ### Credentials
 
 Configuration values with sensitive information are stored in the
-`$CARGO_HOME/credentials` file. This file is automatically created and updated
+`$CARGO_HOME/credentials.toml` file. This file is automatically created and updated
 by [`cargo login`]. It follows the same format as Cargo config files.
 
 ```toml

src/doc/src/reference/environment-variables.md

@@ -294,7 +294,7 @@ let out_dir = env::var("OUT_DIR").unwrap();
                        use it as well.
 * `RUSTC_LINKER` — The path to the linker binary that Cargo has resolved to use
                    for the current target, if specified. The linker can be
-                   changed by editing `.cargo/config`; see the documentation
+                   changed by editing `.cargo/config.toml`; see the documentation
                    about [cargo configuration][cargo-config] for more
                    information.
 

src/doc/src/reference/overriding-dependencies.md

@@ -318,8 +318,8 @@ to modify `Cargo.toml` like with the `[patch]` section above. For this use
 case Cargo offers a much more limited version of overrides called **path
 overrides**.
 
-Path overrides are specified through [`.cargo/config`](config.md) instead of
-`Cargo.toml`. Inside of `.cargo/config` you'll specify a key called `paths`:
+Path overrides are specified through [`.cargo/config.toml`](config.md) instead of
+`Cargo.toml`. Inside of `.cargo/config.toml` you'll specify a key called `paths`:
 
 ```toml
 paths = ["/path/to/uuid"]

src/doc/src/reference/publishing.md

@@ -21,7 +21,7 @@ $ cargo login abcdefghijklmnopqrstuvwxyz012345
 ```
 
 This command will inform Cargo of your API token and store it locally in your
-`~/.cargo/credentials`. Note that this token is a **secret** and should not be
+`~/.cargo/credentials.toml`. Note that this token is a **secret** and should not be
 shared with anyone else. If it leaks for any reason, you should regenerate it
 immediately.
 

src/doc/src/reference/registries.md

@@ -11,7 +11,7 @@ support publishing new crates directly from Cargo.
 ### Using an Alternate Registry
 
 To use a registry other than [crates.io], the name and index URL of the
-registry must be added to a [`.cargo/config` file][config]. The `registries`
+registry must be added to a [`.cargo/config.toml` file][config]. The `registries`
 table has a key for each registry, for example:
 
 ```toml
@@ -63,7 +63,7 @@ registry to use. For example, to publish the package in the current directory:
 2. `cargo publish --registry=my-registry`
 
 Instead of always passing the `--registry` command-line option, the default
-registry may be set in [`.cargo/config`][config] with the `registry.default`
+registry may be set in [`.cargo/config.toml`][config] with the `registry.default`
 key.
 
 Setting the `package.publish` key in the `Cargo.toml` manifest restricts which
@@ -81,7 +81,7 @@ The `publish` value may also be `false` to restrict all publishing, which is
 the same as an empty list.
 
 The authentication information saved by [`cargo login`] is stored in the
-`credentials` file in the Cargo home directory (default `$HOME/.cargo`). It
+`credentials.toml` file in the Cargo home directory (default `$HOME/.cargo`). It
 has a separate table for each registry, for example:
 
 ```toml

src/doc/src/reference/source-replacement.md

@@ -31,7 +31,7 @@ chapter][registries].
 
 ### Configuration
 
-Configuration of replacement sources is done through [`.cargo/config`][config]
+Configuration of replacement sources is done through [`.cargo/config.toml`][config]
 and the full set of available keys are:
 
 ```toml
@@ -42,7 +42,7 @@ and the full set of available keys are:
 # Under the `source` table are a number of other tables whose keys are a
 # name for the relevant source. For example this section defines a new
 # source, called `my-vendor-source`, which comes from a directory
-# located at `vendor` relative to the directory containing this `.cargo/config`
+# located at `vendor` relative to the directory containing this `.cargo/config.toml`
 # file
 [source.my-vendor-source]
 directory = "vendor"

src/doc/src/reference/specifying-dependencies.md

@@ -107,7 +107,7 @@ separated with a comma, e.g., `>= 1.2, < 1.5`.
 ### Specifying dependencies from other registries
 
 To specify a dependency from a registry other than [crates.io], first the
-registry must be configured in a `.cargo/config` file. See the [registries
+registry must be configured in a `.cargo/config.toml` file. See the [registries
 documentation] for more information. In the dependency, set the `registry` key
 to the name of the registry to use.
 

src/doc/src/reference/unstable.md

@@ -26,7 +26,7 @@ index each time.
 The `-Z mtime-on-use` flag is an experiment to have Cargo update the mtime of
 used files to make it easier for tools like cargo-sweep to detect which files
 are stale. For many workflows this needs to be set on *all* invocations of cargo.
-To make this more practical setting the `unstable.mtime_on_use` flag in `.cargo/config`
+To make this more practical setting the `unstable.mtime_on_use` flag in `.cargo/config.toml`
 or the corresponding ENV variable will apply the `-Z mtime-on-use` to all
 invocations of nightly cargo. (the config flag is ignored by stable)
 
@@ -76,7 +76,7 @@ directory. Example:
 cargo +nightly build --out-dir=out -Z unstable-options
 ```
 
-This can also be specified in `.cargo/config` files.
+This can also be specified in `.cargo/config.toml` files.
 
 ```toml
 [build]
@@ -93,7 +93,7 @@ from the host cargo will simply skip testing doctests. If this flag is
 present, cargo will continue as normal, passing the tests to doctest,
 while also passing it a `--target` option, as well as enabling
 `-Zunstable-features --enable-per-target-ignores` and passing along
-information from `.cargo/config`. See the rustc issue for more information.
+information from `.cargo/config.toml`. See the rustc issue for more information.
 
 ```
 cargo test --target foo -Zdoctest-xcompile

src/etc/man/cargo-login.1

@@ -2,12 +2,12 @@
 .\"     Title: cargo-login
 .\"    Author: [see the "AUTHOR(S)" section]
 .\" Generator: Asciidoctor 2.0.10
-.\"      Date: 2019-06-03
+.\"      Date: 2020-04-16
 .\"    Manual: \ \&
 .\"    Source: \ \&
 .\"  Language: English
 .\"
-.TH "CARGO\-LOGIN" "1" "2019-06-03" "\ \&" "\ \&"
+.TH "CARGO\-LOGIN" "1" "2020-04-16" "\ \&" "\ \&"
 .ie \n(.g .ds Aq \(aq
 .el       .ds Aq '
 .ss \n[.ss] 0
@@ -36,7 +36,7 @@ cargo\-login \- Save an API token from the registry locally
 .sp
 This command will save the API token to disk so that commands that require
 authentication, such as \fBcargo\-publish\fP(1), will be automatically
-authenticated. The token is saved in \fB$CARGO_HOME/credentials\fP. \fBCARGO_HOME\fP
+authenticated. The token is saved in \fB$CARGO_HOME/credentials.toml\fP. \fBCARGO_HOME\fP
 defaults to \fB.cargo\fP in your home directory.
 .sp
 If the \fITOKEN\fP argument is not specified, it will be read from stdin.

src/etc/man/cargo-vendor.1

@@ -2,12 +2,12 @@
 .\"     Title: cargo-vendor
 .\"    Author: [see the "AUTHOR(S)" section]
 .\" Generator: Asciidoctor 2.0.10
-.\"      Date: 2020-03-30
+.\"      Date: 2020-04-16
 .\"    Manual: \ \&
 .\"    Source: \ \&
 .\"  Language: English
 .\"
-.TH "CARGO\-VENDOR" "1" "2020-03-30" "\ \&" "\ \&"
+.TH "CARGO\-VENDOR" "1" "2020-04-16" "\ \&" "\ \&"
 .ie \n(.g .ds Aq \(aq
 .el       .ds Aq '
 .ss \n[.ss] 0
@@ -41,7 +41,7 @@ dependencies specified. Additional manifests beyond the default one can be
 specified with the \fB\-s\fP option.
 .sp
 The \fBcargo vendor\fP command will also print out the configuration necessary
-to use the vendored sources, which you will need to add to \fB.cargo/config\fP.
+to use the vendored sources, which you will need to add to \fB.cargo/config.toml\fP.
 .SH "OPTIONS"
 .SS "Vendor Options"
 .sp
@@ -59,7 +59,7 @@ existing contents of the vendor directory
 .sp
 \fB\-\-respect\-source\-config\fP
 .RS 4
-Instead of ignoring \fB[source]\fP configuration by default in \fB.cargo/config\fP
+Instead of ignoring \fB[source]\fP configuration by default in \fB.cargo/config.toml\fP
 read it and use it when downloading crates from crates.io, for example
 .RE
 .sp

src/etc/man/cargo.1

@@ -2,12 +2,12 @@
 .\"     Title: cargo
 .\"    Author: [see the "AUTHOR(S)" section]
 .\" Generator: Asciidoctor 2.0.10
-.\"      Date: 2020-03-30
+.\"      Date: 2020-04-16
 .\"    Manual: \ \&
 .\"    Source: \ \&
 .\"  Language: English
 .\"
-.TH "CARGO" "1" "2020-03-30" "\ \&" "\ \&"
+.TH "CARGO" "1" "2020-04-16" "\ \&" "\ \&"
 .ie \n(.g .ds Aq \(aq
 .el       .ds Aq '
 .ss \n[.ss] 0
@@ -357,21 +357,21 @@ Binaries installed by \fBcargo\-install\fP(1) will be located here. If using
 rustup, executables distributed with Rust are also located here.
 .RE
 .sp
-\fB$CARGO_HOME/config\fP
+\fB$CARGO_HOME/config.toml\fP
 .RS 4
 The global configuration file. See \c
 .URL "https://doc.rust\-lang.org/cargo/reference/config.html" "the reference"
 for more information about configuration files.
 .RE
 .sp
-\fB.cargo/config\fP
+\fB.cargo/config.toml\fP
 .RS 4
-Cargo automatically searches for a file named \fB.cargo/config\fP in the
+Cargo automatically searches for a file named \fB.cargo/config.toml\fP in the
 current directory, and all parent directories. These configuration files
 will be merged with the global configuration file.
 .RE
 .sp
-\fB$CARGO_HOME/credentials\fP
+\fB$CARGO_HOME/credentials.toml\fP
 .RS 4
 Private authentication information for logging in to a registry.
 .RE