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Add a --offline hint. #7654

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Merged
merged 1 commit into from
Dec 3, 2019
Merged

Add a --offline hint. #7654

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5 changes: 3 additions & 2 deletions src/cargo/ops/lockfile.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -56,8 +56,9 @@ pub fn write_pkg_lockfile(ws: &Workspace<'_>, resolve: &Resolve) -> CargoResult<
"--frozen"
};
failure::bail!(
"the lock file {} needs to be updated but {} was passed to \
prevent this",
"the lock file {} needs to be updated but {} was passed to prevent this\n\
If you want to try to generate the lock file without accessing the network, \
use the --offline flag.",
ws.root().to_path_buf().join("Cargo.lock").display(),
flag
);
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1 change: 1 addition & 0 deletions tests/testsuite/lockfile_compat.rs
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Expand Up @@ -514,6 +514,7 @@ fn locked_correct_error() {
"\
[UPDATING] `[..]` index
error: the lock file [CWD]/Cargo.lock needs to be updated but --locked was passed to prevent this
If you want to try to generate the lock file without accessing the network, use the --offline flag.
",
)
.run();
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