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Fix errors in cargo fetch usage guide #9785

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Fix errors in cargo fetch usage guide #9785

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c6de7f2
Be more clear about when lock files are used
alerque Aug 13, 2021
a6e817c
Correct default call out for `cargo fetch --target`
alerque Aug 13, 2021
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9 changes: 5 additions & 4 deletions src/doc/src/commands/cargo-fetch.md
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Expand Up @@ -13,8 +13,9 @@ cargo-fetch - Fetch dependencies of a package from the network

If a `Cargo.lock` file is available, this command will ensure that all of the
git dependencies and/or registry dependencies are downloaded and locally
available. Subsequent Cargo commands never touch the network after a `cargo
fetch` unless the lock file changes.
available. Subsequent Cargo commands run with `--locked`, `--frozen`, or
`--offline` will not touch the network after a `cargo fetch` unless the lock
file changes.

If the lock file is not available, then this command will generate the lock
file before fetching the dependencies.
Expand All @@ -31,8 +32,8 @@ you plan to use Cargo without a network with the `--offline` flag.

<dl>
<dt class="option-term" id="option-cargo-fetch---target"><a class="option-anchor" href="#option-cargo-fetch---target"></a><code>--target</code> <em>triple</em></dt>
<dd class="option-desc">Fetch for the given architecture. The default is the host
architecture. The general format of the triple is
<dd class="option-desc">Fetch for the given architecture. The default is to fetch dependencies
for all targets. The general format of the triple is
<code>&lt;arch&gt;&lt;sub&gt;-&lt;vendor&gt;-&lt;sys&gt;-&lt;abi&gt;</code>. Run <code>rustc --print target-list</code> for a
list of supported targets.</p>
<p>This may also be specified with the <code>build.target</code>
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