fix docs.rs build

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ocaml"
-version = "1.0.0"
+version = "1.0.1"
 authors = ["Zach Shipko <zachshipko@gmail.com>"]
 readme = "README.md"
 keywords = ["ocaml", "rust", "ffi"]
@@ -11,17 +11,18 @@ documentation = "https://docs.rs/ocaml"
 edition = "2021"
 
 [package.metadata.docs.rs]
-features = [ "without-ocamlopt", "derive", "link" ]
+no-default-features = true
+features = [ "derive", "without-ocamlopt", "ocaml5", "docs-rs" ]
 
 [dependencies]
 ocaml-sys = {path = "./sys", version = ">=0.24"}
-ocaml-boxroot-sys = {version = "0.3.1"}
+ocaml-boxroot-sys = {version = "0.3.1", optional = true}
 ocaml-derive = {path = "./derive", optional = true, version = "^1.0.0"}
 cstr_core = {version = "0.2", optional = true}
 ndarray = {version = "^0.16.1", optional = true}
 
 [features]
-default = ["derive"]
+default = ["derive", "ocaml-boxroot-sys"]
 derive = ["ocaml-derive"]
 link = ["ocaml-sys/link"]
 without-ocamlopt = [
@@ -32,6 +33,7 @@ bigarray-ext = ["ndarray"]
 no-caml-startup = []
 no-panic-hook = []
 ocaml5 = ["ocaml-sys/ocaml5"]
+docs-rs = []
 
 [workspace]
 members = [

src/root.rs

@@ -1,55 +1,94 @@
 use crate::sys;
+
 /// Wraps rooted values
-pub struct Root(pub ocaml_boxroot_sys::BoxRoot);
+pub struct Root(#[cfg(not(feature = "docs-rs"))] pub ocaml_boxroot_sys::BoxRoot);
 
 impl PartialEq for Root {
+    #[cfg(not(feature = "docs-rs"))]
     fn eq(&self, other: &Self) -> bool {
         ocaml_boxroot_sys::boxroot_get_ref(self.0) == ocaml_boxroot_sys::boxroot_get_ref(other.0)
     }
+
+    #[cfg(feature = "docs-rs")]
+    fn eq(&self, other: &Self) -> bool {
+        true
+    }
 }
 
 impl PartialOrd for Root {
+    #[cfg(not(feature = "docs-rs"))]
     fn partial_cmp(&self, other: &Self) -> Option<core::cmp::Ordering> {
         ocaml_boxroot_sys::boxroot_get_ref(self.0)
             .partial_cmp(&ocaml_boxroot_sys::boxroot_get_ref(other.0))
     }
+
+    #[cfg(feature = "docs-rs")]
+    fn partial_cmp(&self, other: &Self) -> Option<core::cmp::Ordering> {
+        None
+    }
 }
 
 impl core::fmt::Debug for Root {
+    #[cfg(not(feature = "docs-rs"))]
     fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
         ocaml_boxroot_sys::boxroot_get_ref(self.0).fmt(f)
     }
+
+    #[cfg(feature = "docs-rs")]
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+        Ok(())
+    }
 }
 
 impl Eq for Root {}
 
 impl Root {
     /// Create a new root
     pub unsafe fn new(v: sys::Value) -> Root {
-        Root(ocaml_boxroot_sys::boxroot_create(v).expect("boxroot_create failed"))
+        Root(
+            #[cfg(not(feature = "docs-rs"))]
+            ocaml_boxroot_sys::boxroot_create(v).expect("boxroot_create failed"),
+        )
     }
 
     /// Get value from root
+    #[cfg(not(feature = "docs-rs"))]
     pub unsafe fn get(&self) -> sys::Value {
         ocaml_boxroot_sys::boxroot_get(self.0)
     }
 
+    /// Get value from root
+    #[cfg(feature = "docs-rs")]
+    pub unsafe fn get(&self) -> sys::Value {
+        0
+    }
+
     /// Modify root
     pub unsafe fn modify(&mut self, v: sys::Value) {
+        #[cfg(not(feature = "docs-rs"))]
         if !ocaml_boxroot_sys::boxroot_modify(&mut self.0, v) {
             panic!("boxroot_modify failed")
         }
     }
 }
 
 impl Clone for Root {
+    #[cfg(not(feature = "docs-rs"))]
     fn clone(&self) -> Root {
         unsafe { Root::new(self.get()) }
     }
+
+    #[cfg(feature = "docs-rs")]
+    fn clone(&self) -> Root {
+        Root()
+    }
 }
 
 impl Drop for Root {
     fn drop(&mut self) {
-        unsafe { ocaml_boxroot_sys::boxroot_delete(self.0) }
+        #[cfg(not(feature = "docs-rs"))]
+        unsafe {
+            ocaml_boxroot_sys::boxroot_delete(self.0)
+        }
     }
 }

src/runtime.rs

@@ -34,6 +34,7 @@ impl Runtime {
             let c_args = [arg0, core::ptr::null()];
             unsafe {
                 ocaml_sys::caml_startup(c_args.as_ptr());
+                #[cfg(not(feature = "docs-rs"))]
                 assert!(ocaml_boxroot_sys::boxroot_setup());
             }
         }