feat: Add rust-analyzer.cargo.allTargets to configure passing --all-targets to cargo invocations

crates/project-model/src/build_scripts.rs

@@ -86,7 +86,9 @@ fn build_command(
                 // --all-targets includes tests, benches and examples in addition to the
                 // default lib and bins. This is an independent concept from the --target
                 // flag below.
-                cmd.arg("--all-targets");
+                if config.all_targets {
+                    cmd.arg("--all-targets");
+                }
 
                 if let Some(target) = &config.target {
                     cmd.args(["--target", target]);

crates/project-model/src/cargo_workspace.rs

@@ -76,6 +76,8 @@ fn default() -> Self {
 
 #[derive(Default, Clone, Debug, PartialEq, Eq)]
 pub struct CargoConfig {
+    /// Whether to pass `--all-targets` to cargo invocations.
+    pub all_targets: bool,
     /// List of features to activate.
     pub features: CargoFeatures,
     /// rustc target

crates/rust-analyzer/src/config.rs

@@ -71,6 +71,9 @@ struct ConfigData {
         /// How many worker threads to handle priming caches. The default `0` means to pick automatically.
         cachePriming_numThreads: ParallelCachePrimingNumThreads = "0",
 
+        /// Pass `--all-targets` to cargo invocation. Overridden by `#rust-analyzer.check.allTargets#`
+        /// when the latter is set.
+        cargo_allTargets: bool           = "true",
         /// Automatically refresh project info via `cargo metadata` on
         /// `Cargo.toml` or `.cargo/config.toml` changes.
         cargo_autoreload: bool           = "true",
@@ -163,8 +166,8 @@ struct ConfigData {
         /// Run the check command for diagnostics on save.
         checkOnSave | checkOnSave_enable: bool                         = "true",
 
-        /// Check all targets and tests (`--all-targets`).
-        check_allTargets | checkOnSave_allTargets: bool                  = "true",
+        /// Check all targets and tests (`--all-targets`). Overrides `#rust-analyzer.cargo.allTargets#`.
+        check_allTargets | checkOnSave_allTargets: Option<bool>          = "null",
         /// Cargo command to use for `cargo check`.
         check_command | checkOnSave_command: String                      = "\"check\"",
         /// Extra arguments for `cargo check`.
@@ -1273,6 +1276,7 @@ pub fn cargo(&self) -> CargoConfig {
         let sysroot_query_metadata = self.data.cargo_sysrootQueryMetadata;
 
         CargoConfig {
+            all_targets: self.data.cargo_allTargets,
             features: match &self.data.cargo_features {
                 CargoFeaturesDef::All => CargoFeatures::All,
                 CargoFeaturesDef::Selected(features) => CargoFeatures::Selected {
@@ -1383,7 +1387,7 @@ pub fn flycheck(&self) -> FlycheckConfig {
                         targets => Some(targets.into()),
                     })
                     .unwrap_or_else(|| self.data.cargo_target.clone().into_iter().collect()),
-                all_targets: self.data.check_allTargets,
+                all_targets: self.data.check_allTargets.unwrap_or(self.data.cargo_allTargets),
                 no_default_features: self
                     .data
                     .check_noDefaultFeatures

docs/user/generated_config.adoc

@@ -19,6 +19,12 @@ Warm up caches on project load.
 --
 How many worker threads to handle priming caches. The default `0` means to pick automatically.
 --
+[[rust-analyzer.cargo.allTargets]]rust-analyzer.cargo.allTargets (default: `true`)::
++
+--
+Pass `--all-targets` to cargo invocation. Overridden by `#rust-analyzer.check.allTargets#`
+when the latter is set.
+--
 [[rust-analyzer.cargo.autoreload]]rust-analyzer.cargo.autoreload (default: `true`)::
 +
 --
@@ -164,10 +170,10 @@ Unsets the implicit `#[cfg(test)]` for the specified crates.
 --
 Run the check command for diagnostics on save.
 --
-[[rust-analyzer.check.allTargets]]rust-analyzer.check.allTargets (default: `true`)::
+[[rust-analyzer.check.allTargets]]rust-analyzer.check.allTargets (default: `null`)::
 +
 --
-Check all targets and tests (`--all-targets`).
+Check all targets and tests (`--all-targets`). Overrides `#rust-analyzer.cargo.allTargets#`.
 --
 [[rust-analyzer.check.command]]rust-analyzer.check.command (default: `"check"`)::
 +

editors/code/package.json

@@ -546,6 +546,11 @@
                     "minimum": 0,
                     "maximum": 255
                 },
+                "rust-analyzer.cargo.allTargets": {
+                    "markdownDescription": "Pass `--all-targets` to cargo invocation. Overridden by `#rust-analyzer.check.allTargets#`\nwhen the latter is set.",
+                    "default": true,
+                    "type": "boolean"
+                },
                 "rust-analyzer.cargo.autoreload": {
                     "markdownDescription": "Automatically refresh project info via `cargo metadata` on\n`Cargo.toml` or `.cargo/config.toml` changes.",
                     "default": true,
@@ -707,9 +712,12 @@
                     "type": "boolean"
                 },
                 "rust-analyzer.check.allTargets": {
-                    "markdownDescription": "Check all targets and tests (`--all-targets`).",
-                    "default": true,
-                    "type": "boolean"
+                    "markdownDescription": "Check all targets and tests (`--all-targets`). Overrides `#rust-analyzer.cargo.allTargets#`.",
+                    "default": null,
+                    "type": [
+                        "null",
+                        "boolean"
+                    ]
                 },
                 "rust-analyzer.check.command": {
                     "markdownDescription": "Cargo command to use for `cargo check`.",