cargo-apk: Support new Artifact format for [lib], [[bin]] and `…

…[[example]]` renames (#26)

rust-mobile/cargo-subcommand#17

Cargo.toml

@@ -4,3 +4,7 @@ members = [
     "examples",
     "cargo-apk",
 ]
+
+[patch.crates-io]
+# Unreleased, including https://github.com/rust-mobile/cargo-subcommand/pull/17
+cargo-subcommand = { git = "https://github.com/rust-mobile/cargo-subcommand.git", rev = "281b281" }

cargo-apk/README.md

@@ -5,11 +5,13 @@ Tool for creating Android packages.
 ## Installation
 
 From crates.io:
+
 ```console
 $ cargo install cargo-apk
 ```
 
 From source:
+
 ```console
 $ cargo install --path .
 ```
@@ -80,7 +82,7 @@ runtime_libs = "path/to/libs_folder"
 # and keystore password respectively. The profile portion follows the same rules
 # as `<cfg>`, it is the uppercased profile name with `-` replaced with `_`.
 #
-# If present they take precedence over the signing information in the manifest. 
+# If present they take precedence over the signing information in the manifest.
 [package.metadata.android.signing.<profile>]
 path = "relative/or/absolute/path/to/my.keystore"
 keystore_password = "android"

cargo-apk/src/apk.rs

@@ -1,6 +1,6 @@
 use crate::error::Error;
 use crate::manifest::{Inheritable, Manifest, Root};
-use cargo_subcommand::{Artifact, CrateType, Profile, Subcommand};
+use cargo_subcommand::{Artifact, ArtifactType, CrateType, Profile, Subcommand};
 use ndk_build::apk::{Apk, ApkConfig};
 use ndk_build::cargo::{cargo_ndk, VersionCode};
 use ndk_build::dylibs::get_libs_search_paths;
@@ -162,19 +162,21 @@ impl<'a> ApkBuilder<'a> {
         let mut manifest = self.manifest.android_manifest.clone();
 
         if manifest.package.is_empty() {
-            manifest.package = match artifact {
-                Artifact::Root(name) => format!("rust.{}", name.replace('-', "_")),
-                Artifact::Example(name) => format!("rust.example.{}", name.replace('-', "_")),
+            let name = artifact.name.replace('-', "_");
+            manifest.package = match artifact.r#type {
+                ArtifactType::Lib => format!("rust.{}", name),
+                ArtifactType::Bin => format!("rust.{}", name),
+                ArtifactType::Example => format!("rust.example.{}", name),
             };
         }
 
         if manifest.application.label.is_empty() {
-            manifest.application.label = artifact.name().to_string();
+            manifest.application.label = artifact.name.to_string();
         }
 
         manifest.application.activity.meta_data.push(MetaData {
             name: "android.app.lib_name".to_string(),
-            value: artifact.name().replace('-', "_"),
+            value: artifact.name.replace('-', "_"),
         });
 
         let crate_path = self.cmd.manifest().parent().expect("invalid manifest path");
@@ -200,11 +202,11 @@ impl<'a> ApkBuilder<'a> {
             .manifest
             .apk_name
             .clone()
-            .unwrap_or_else(|| artifact.name().to_string());
+            .unwrap_or_else(|| artifact.name.to_string());
 
         let config = ApkConfig {
             ndk: self.ndk.clone(),
-            build_dir: self.build_dir.join(artifact),
+            build_dir: self.build_dir.join(artifact.build_dir()),
             apk_name,
             assets,
             resources,
@@ -331,7 +333,7 @@ impl<'a> ApkBuilder<'a> {
         let apk = self.build(artifact)?;
         apk.install(self.device_serial.as_deref())?;
 
-        let target_dir = self.build_dir.join(artifact);
+        let target_dir = self.build_dir.join(artifact.build_dir());
         self.ndk.ndk_gdb(
             target_dir,
             "android.app.NativeActivity",

cargo-apk/src/main.rs

@@ -129,6 +129,15 @@ fn split_apk_and_cargo_args(input: Vec<String>) -> (Args, Vec<String>) {
     (args, split_args.cargo_args)
 }
 
+fn iterator_single_item<T>(mut iter: impl Iterator<Item = T>) -> Option<T> {
+    let first_item = iter.next()?;
+    if iter.next().is_some() {
+        None
+    } else {
+        Some(first_item)
+    }
+}
+
 fn main() -> anyhow::Result<()> {
     env_logger::init();
     let Cmd {
@@ -160,14 +169,14 @@ fn main() -> anyhow::Result<()> {
         ApkSubCmd::Run { args, no_logcat } => {
             let cmd = Subcommand::new(args.subcommand_args)?;
             let builder = ApkBuilder::from_subcommand(&cmd, args.device)?;
-            anyhow::ensure!(cmd.artifacts().len() == 1, Error::invalid_args());
-            builder.run(&cmd.artifacts()[0], no_logcat)?;
+            let artifact = iterator_single_item(cmd.artifacts()).ok_or(Error::invalid_args())?;
+            builder.run(artifact, no_logcat)?;
         }
         ApkSubCmd::Gdb { args } => {
             let cmd = Subcommand::new(args.subcommand_args)?;
             let builder = ApkBuilder::from_subcommand(&cmd, args.device)?;
-            anyhow::ensure!(cmd.artifacts().len() == 1, Error::invalid_args());
-            builder.gdb(&cmd.artifacts()[0])?;
+            let artifact = iterator_single_item(cmd.artifacts()).ok_or(Error::invalid_args())?;
+            builder.gdb(artifact)?;
         }
         ApkSubCmd::Version => {
             println!("{} {}", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));