add wasm32v1-none support

Cargo.toml

@@ -63,11 +63,11 @@ wasi = { version = "0.13", default-features = false }
 windows-targets = "0.52"
 
 # wasm_js
-[target.'cfg(all(getrandom_backend = "wasm_js", target_arch = "wasm32", target_os = "unknown"))'.dependencies]
-wasm-bindgen = { version = "0.2.89", default-features = false }
-js-sys = "0.3"
-[target.'cfg(all(getrandom_backend = "wasm_js", target_arch = "wasm32", target_os = "unknown"))'.dev-dependencies]
-wasm-bindgen-test = "0.3.39"
+[target.'cfg(all(getrandom_backend = "wasm_js", target_arch = "wasm32", any(target_os = "unknown", target_os = "none")))'.dependencies]
+wasm-bindgen = { version = "0.2.96", default-features = false }
+js-sys = "0.3.73"
+[target.'cfg(all(getrandom_backend = "wasm_js", target_arch = "wasm32", any(target_os = "unknown", target_os = "none")))'.dev-dependencies]
+wasm-bindgen-test = "0.3"
 
 [features]
 # Implement std::error::Error for getrandom::Error and

README.md

@@ -83,7 +83,7 @@ of randomness based on their specific needs:
 | `rdrand`          | x86, x86-64          | `x86_64-*`, `i686-*`     | [`RDRAND`] instruction
 | `rndr`            | AArch64              | `aarch64-*`              | [`RNDR`] register
 | `esp_idf`         | ESP-IDF              | `*‑espidf`               | [`esp_fill_random`]. WARNING: can return low-quality entropy without proper hardware configuration!
-| `wasm_js`         | Web Browser, Node.js | `wasm32‑unknown‑unknown` | [`Crypto.getRandomValues`] if available, then [`crypto.randomFillSync`] if on Node.js (see [WebAssembly support])
+| `wasm_js`         | Web Browser, Node.js | `wasm32‑unknown‑unknown`, `wasm32v1-none` | [`Crypto.getRandomValues`] if available, then [`crypto.randomFillSync`] if on Node.js (see [WebAssembly support])
 | `custom`          | All targets          | `*`                      | User-provided custom implementation (see [custom backend])
 
 Opt-in backends can be enabled using the `getrandom_backend` configuration flag.

src/backends.rs

@@ -150,7 +150,7 @@ cfg_if! {
         pub use rdrand::*;
     } else if #[cfg(all(
         target_arch = "wasm32",
-        target_os = "unknown",
+        any(target_os = "unknown", target_os = "none")
     ))] {
         compile_error!("the wasm32-unknown-unknown targets are not supported \
                         by default, you may need to enable the \"wasm_js\" \

src/backends/wasm_js.rs

@@ -8,7 +8,7 @@ use core::sync::atomic::{AtomicU8, Ordering};
 
 pub use crate::util::{inner_u32, inner_u64};
 
-#[cfg(not(all(target_arch = "wasm32", target_os = "unknown",)))]
+#[cfg(not(all(target_arch = "wasm32", any(target_os = "unknown", target_os = "none"))))]
 compile_error!("`wasm_js` backend can be enabled only for OS-less WASM targets!");
 
 use js_sys::{global, Function, Uint8Array};