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Merge #2658

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2658: Only add features flags if non-empty r=matklad a=edwin0cheng

This prevent error when disabled  `all-features` in a cargo workspace, because of `--features is not allowed in the root of a virtual workspace` when running `cargo metadata`.

Co-authored-by: Edwin Cheng <edwin0cheng@gmail.com>
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bors[bot] 2019-12-25 20:26:08 +00:00 committed by GitHub
commit 97f01396ed
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crates/ra_project_model/src/cargo_workspace.rs
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@ -165,7 +165,7 @@ impl CargoWorkspace {
// FIXME: `NoDefaultFeatures` is mutual exclusive with `SomeFeatures`
// https://github.com/oli-obk/cargo_metadata/issues/79
meta.features(CargoOpt::NoDefaultFeatures);
} else {
} else if cargo_features.features.len() > 0 {
meta.features(CargoOpt::SomeFeatures(cargo_features.features.clone()));
}
if let Some(parent) = cargo_toml.parent() {