Made UniFFI an optional feature, reducing the time needed to build paperback for platforms that don't require it.

Author: trypsynth

crates/paperback-core/Cargo.toml

@@ -38,11 +38,19 @@ sha1 = "0.11.0"
 thiserror = "2.0.18"
 toml = { workspace = true }
 unicode-bidi = "0.3.18"
-uniffi = { version = "0.32.0", features = ["cli"] }
+uniffi = { version = "0.32.0", features = ["cli"], optional = true }
 zip = { version = "8.6.0", default-features = false, features = ["deflate"] }
 
 [build-dependencies]
-uniffi = { version = "0.32.0", features = ["build"] }
+uniffi = { version = "0.32.0", features = ["build"], optional = true }
 
 [dev-dependencies]
 rstest = { workspace = true }
+
+[features]
+uniffi = ["dep:uniffi"]
+
+[[bin]]
+name = "uniffi-bindgen"
+path = "src/bin/uniffi-bindgen.rs"
+required-features = ["uniffi"]

crates/paperback-core/build.rs

@@ -17,5 +17,6 @@ fn main() {
 	println!("cargo:rustc-env=PAPERBACK_IS_DEV={}", if is_dev { "1" } else { "0" });
 	println!("cargo:rerun-if-changed=.git/HEAD");
 
+	#[cfg(feature = "uniffi")]
 	uniffi::generate_scaffolding("src/paperback.udl").expect("Building the UDL file failed");
 }

crates/paperback-core/src/lib.rs

@@ -22,6 +22,7 @@ pub use crate::{
 	},
 };
 
+#[cfg(feature = "uniffi")]
 uniffi::include_scaffolding!("paperback");
 
 pub fn set_pdfium_library_path(path: String) {

crates/xtask/src/android.rs

@@ -44,6 +44,10 @@ pub fn android() -> Result<(), Box<dyn Error>> {
 		.current_dir(project_root())
 		.args([
 			"run",
+			"-p",
+			"paperback-core",
+			"--features",
+			"uniffi",
 			"--bin",
 			"uniffi-bindgen",
 			"--",
@@ -74,6 +78,8 @@ pub fn android() -> Result<(), Box<dyn Error>> {
 			"--release",
 			"-p",
 			"paperback-core",
+			"--features",
+			"uniffi",
 		])
 		.status()?;
 	if !status.success() {

crates/xtask/src/ios.rs

@@ -30,6 +30,10 @@ pub fn ios() -> Result<(), Box<dyn Error>> {
 		.current_dir(&root)
 		.args([
 			"run",
+			"-p",
+			"paperback-core",
+			"--features",
+			"uniffi",
 			"--bin",
 			"uniffi-bindgen",
 			"--",
@@ -47,7 +51,7 @@ pub fn ios() -> Result<(), Box<dyn Error>> {
 	}
 
 	let profile = if release { "release" } else { "debug" };
-	let mut build_args = vec!["build", "-p", "paperback-core"];
+	let mut build_args = vec!["build", "-p", "paperback-core", "--features", "uniffi"];
 	if release {
 		build_args.push("--release");
 	}