fix: publish using docs features

Author: lulf

src/main.rs

@@ -143,6 +143,7 @@ fn discover_crates(dir: &PathBuf, crates: &mut BTreeMap<CrateId, Crate>) -> Resu
                     let id = parsed.package.name;
 
                     let metadata = &parsed.package.metadata.embassy;
+                    let metadata_docs = &parsed.package.metadata.embassy_docs;
 
                     if metadata.skip {
                         continue;
@@ -155,6 +156,7 @@ fn discover_crates(dir: &PathBuf, crates: &mut BTreeMap<CrateId, Crate>) -> Resu
                         }
                     }
 
+                    let docs = metadata_docs.clone();
                     let mut configs = metadata.build.clone();
                     if configs.is_empty() {
                         configs.push(BuildConfig {
@@ -172,6 +174,7 @@ fn discover_crates(dir: &PathBuf, crates: &mut BTreeMap<CrateId, Crate>) -> Resu
                             path,
                             dependencies,
                             configs,
+                            docs,
                             publish: parsed.package.publish,
                         },
                     );
@@ -495,23 +498,18 @@ fn update_changelog(repo: &Path, c: &Crate) -> Result<()> {
 
 fn publish_release(_repo: &Path, c: &Crate, push: bool) -> Result<()> {
     // Use the config with the must features!
-    let mut config = c.configs.first().unwrap();
-    for c in c.configs.iter() {
-        if c.features.len() > config.features.len() {
-            config = c;
-        }
-    }
-
     let mut args: Vec<String> = vec![
         "publish".to_string(),
         "--manifest-path".to_string(),
         c.path.join("Cargo.toml").display().to_string(),
     ];
 
-    args.push("--features".into());
-    args.push(config.features.join(","));
+    if !c.docs.features.is_empty() {
+        args.push("--features".into());
+        args.push(c.docs.features.join(","));
+    }
 
-    if let Some(target) = &config.target {
+    if let Some(target) = &c.docs.target {
         args.push("--target".into());
         args.push(target.clone());
     }

src/types.rs

@@ -27,6 +27,8 @@ fn default_publish() -> bool {
 pub struct Metadata {
     #[serde(default)]
     pub embassy: MetadataEmbassy,
+    #[serde(default)]
+    pub embassy_docs: MetadataEmbassyDocs,
 }
 
 #[allow(dead_code)]
@@ -38,6 +40,14 @@ pub struct MetadataEmbassy {
     pub build: Vec<BuildConfig>,
 }
 
+#[allow(dead_code)]
+#[derive(Clone, Debug, Deserialize, Default)]
+pub struct MetadataEmbassyDocs {
+    #[serde(default)]
+    pub features: Vec<String>,
+    pub target: Option<String>,
+}
+
 #[derive(Debug, Clone, Deserialize)]
 pub struct BuildConfig {
     #[serde(default)]
@@ -56,5 +66,6 @@ pub struct Crate {
     pub path: PathBuf,
     pub dependencies: Vec<CrateId>,
     pub configs: Vec<BuildConfig>,
+    pub docs: MetadataEmbassyDocs,
     pub publish: bool,
 }