wee alloc as feature

Signed-off-by: Yuval Kohavi <yuval.kohavi@gmail.com>

Author: yuval-k

Cargo.toml

@@ -11,9 +11,10 @@ edition = "2018"
 [dependencies]
 hashbrown = { version = "0.8", default-features = false, features = ["ahash", "inline-more"] }
 log = "0.4"
+wee_alloc = { version = "0.4", optional = true }
 
-[target.'cfg(target_arch = "wasm32")'.dependencies.wee_alloc]
-version = "0.4"
+[features]
+wee_alloc = ["wee_alloc"]
 
 [dev-dependencies]
 chrono = "0.4"

src/lib.rs

@@ -16,7 +16,7 @@ pub mod hostcalls;
 pub mod traits;
 pub mod types;
 
-#[cfg(target_arch = "wasm32")]
+#[cfg(feature = "wee_alloc")]
 mod allocator;
 mod dispatcher;
 mod logger;